From f831dcd5b610002450511b4634aca751c9c2971e Mon Sep 17 00:00:00 2001 From: Marcin Warpechowski Date: Wed, 12 Jun 2019 11:33:57 +0200 Subject: [PATCH 1/3] add missing task to use "grunt uglify" --- gruntfile.js | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/gruntfile.js b/gruntfile.js index a3938b9..340dbd6 100644 --- a/gruntfile.js +++ b/gruntfile.js @@ -16,6 +16,16 @@ module.exports = function(grunt) { prereleaseName: false, regExp: false } + }, + uglify: { + json_patch_ot: { + options: { + sourceMap: true + }, + files: { + 'dist/json-patch-ot.min.js': ['src/json-patch-ot.js'] + } + } } }); grunt.loadNpmTasks('grunt-contrib-uglify'); From 660f8ae09ea52ef074c401684b5fceeeb7f9456d Mon Sep 17 00:00:00 2001 From: Marcin Warpechowski Date: Wed, 12 Jun 2019 11:36:06 +0200 Subject: [PATCH 2/3] remove unused importing of Benchmark.js --- test/SpecRunner.html | 8 - test/SpecRunnerMin.html | 8 - test/lib/benchmark.js/LICENSE.txt | 22 - test/lib/benchmark.js/README.md | 116 - test/lib/benchmark.js/benchmark.js | 2876 ------- test/lib/benchmark.js/index.js | 1 - test/lib/benchmark.js/nano.jar | Bin 293 -> 0 bytes test/lib/benchmark.js/nano.java | 23 - test/lib/benchmark.js/package.json | 30 - .../benchmark.js/vendor/lodash/LICENSE.txt | 22 - .../vendor/lodash/dist/lodash.compat.js | 7157 ----------------- .../vendor/platform.js/LICENSE.txt | 20 - .../vendor/platform.js/platform.js | 1109 --- test/lib/benchmark_reporter.css | 76 - test/lib/benchmark_reporter.js | 70 - 15 files changed, 11538 deletions(-) delete mode 100644 test/lib/benchmark.js/LICENSE.txt delete mode 100644 test/lib/benchmark.js/README.md delete mode 100644 test/lib/benchmark.js/benchmark.js delete mode 100644 test/lib/benchmark.js/index.js delete mode 100644 test/lib/benchmark.js/nano.jar delete mode 100644 test/lib/benchmark.js/nano.java delete mode 100644 test/lib/benchmark.js/package.json delete mode 100644 test/lib/benchmark.js/vendor/lodash/LICENSE.txt delete mode 100644 test/lib/benchmark.js/vendor/lodash/dist/lodash.compat.js delete mode 100644 test/lib/benchmark.js/vendor/platform.js/LICENSE.txt delete mode 100644 test/lib/benchmark.js/vendor/platform.js/platform.js delete mode 100644 test/lib/benchmark_reporter.css delete mode 100644 test/lib/benchmark_reporter.js diff --git a/test/SpecRunner.html b/test/SpecRunner.html index d7606d2..4640875 100644 --- a/test/SpecRunner.html +++ b/test/SpecRunner.html @@ -11,14 +11,6 @@ - - - - - - - - diff --git a/test/SpecRunnerMin.html b/test/SpecRunnerMin.html index 1bc0863..0b6957f 100644 --- a/test/SpecRunnerMin.html +++ b/test/SpecRunnerMin.html @@ -11,14 +11,6 @@ - - - - - - - - diff --git a/test/lib/benchmark.js/LICENSE.txt b/test/lib/benchmark.js/LICENSE.txt deleted file mode 100644 index 4a9583d..0000000 --- a/test/lib/benchmark.js/LICENSE.txt +++ /dev/null @@ -1,22 +0,0 @@ -Copyright 2010-2014 Mathias Bynens -Based on JSLitmus.js, copyright Robert Kieffer -Modified by John-David Dalton - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. \ No newline at end of file diff --git a/test/lib/benchmark.js/README.md b/test/lib/benchmark.js/README.md deleted file mode 100644 index 42eb47a..0000000 --- a/test/lib/benchmark.js/README.md +++ /dev/null @@ -1,116 +0,0 @@ -# Benchmark.js v1.0.0 - -A [robust](http://calendar.perfplanet.com/2010/bulletproof-javascript-benchmarks/ "Bulletproof JavaScript benchmarks") benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, & returns statistically significant results. As seen on [jsPerf](http://jsperf.com/). - -## Documentation - -* [API Documentation](http://benchmarkjs.com/docs) -* Check out our [unit tests](http://benchmarkjs.com/tests) & [roadmap](https://github.com/bestiejs/benchmark.js/wiki/Roadmap) - -## Download - - * [Development source](https://raw.github.com/bestiejs/benchmark.js/v1.0.0/benchmark.js) - -## Installation - -Benchmark.js’ only hard dependency is [Lo-Dash](http://lodash.com/). -Include [platform.js](http://mths.be/platform) to populate [Benchmark.platform](http://benchmarkjs.com/docs#platform). - -In a browser: - -```html - - - -``` - -Optionally, expose Java’s nanosecond timer by adding the `nano` applet to the ``: - -```html - -``` - -Or enable Chrome’s microsecond timer by using the [command line switch](http://peter.sh/experiments/chromium-command-line-switches/#enable-benchmarking): - -``` - --enable-benchmarking -``` - -In an AMD loader: - -```js -require({ - 'paths': { - 'benchmark': 'path/to/benchmark', - 'lodash': 'path/to/lodash', - 'platform': 'path/to/platform' - } -}, -['benchmark'], function(Benchmark) {/*…*/}); -``` - -Using npm: - -```bash -$ npm i --save benchmark -``` - -In Node.js: - -```js -var Benchmark = require('benchmark'); -``` - -Optionally, use the [microtime module](https://github.com/wadey/node-microtime) by Wade Simmons: - -```bash -npm install microtime -``` - -Usage example: - -```js -var suite = new Benchmark.Suite; - -// add tests -suite.add('RegExp#test', function() { - /o/.test('Hello World!'); -}) -.add('String#indexOf', function() { - 'Hello World!'.indexOf('o') > -1; -}) -// add listeners -.on('cycle', function(event) { - console.log(String(event.target)); -}) -.on('complete', function() { - console.log('Fastest is ' + this.filter('fastest').pluck('name')); -}) -// run async -.run({ 'async': true }); - -// logs: -// => RegExp#test x 4,161,532 +-0.99% (59 cycles) -// => String#indexOf x 6,139,623 +-1.00% (131 cycles) -// => Fastest is String#indexOf -``` - -## Support - -Tested in Chrome 35-36, Firefox 29-30, IE 6-11, Opera 22-23, Safari 5-7, Node.js 0.8.26~0.10.29, PhantomJS 1.9.7, RingoJS 0.9, & Rhino 1.7RC5. - -## BestieJS - -Benchmark.js is part of the BestieJS *“Best in Class”* module collection. This means we promote solid browser/environment support, ES5+ precedents, unit testing, & plenty of documentation. - -## Authors - -| [![twitter/mathias](http://gravatar.com/avatar/24e08a9ea84deb17ae121074d0f17125?s=70)](https://twitter.com/mathias "Follow @mathias on Twitter") | [![twitter/jdalton](http://gravatar.com/avatar/299a3d891ff1920b69c364d061007043?s=70)](https://twitter.com/jdalton "Follow @jdalton on Twitter") | -|---|---| -| [Mathias Bynens](http://mathiasbynens.be/) | [John-David Dalton](http://allyoucanleet.com/) | - -## Contributors - -| [![twitter/kitcambridge](http://gravatar.com/avatar/6662a1d02f351b5ef2f8b4d815804661?s=70)](https://twitter.com/kitcambridge "Follow @kitcambridge on Twitter") | -|---| -| [Kit Cambridge](http://kitcambridge.be/) | diff --git a/test/lib/benchmark.js/benchmark.js b/test/lib/benchmark.js/benchmark.js deleted file mode 100644 index e9dae44..0000000 --- a/test/lib/benchmark.js/benchmark.js +++ /dev/null @@ -1,2876 +0,0 @@ -/*! - * Benchmark.js v1.0.0 - * Copyright 2010-2014 Mathias Bynens - * Based on JSLitmus.js, copyright Robert Kieffer - * Modified by John-David Dalton - * Available under MIT license - */ -;(function() { - 'use strict'; - - /** Used as a safe reference for `undefined` in pre ES5 environments */ - var undefined; - - /** Used to determine if values are of the language type Object */ - var objectTypes = { - 'function': true, - 'object': true - }; - - /** Used as a reference to the global object */ - var root = (objectTypes[typeof window] && window) || this; - - /** Detect free variable `define` */ - var freeDefine = typeof define == 'function' && typeof define.amd == 'object' && define.amd && define; - - /** Detect free variable `exports` */ - var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports; - - /** Detect free variable `module` */ - var freeModule = objectTypes[typeof module] && module && !module.nodeType && module; - - /** Detect free variable `global` from Node.js or Browserified code and use it as `root` */ - var freeGlobal = freeExports && freeModule && typeof global == 'object' && global; - if (freeGlobal && (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal || freeGlobal.self === freeGlobal)) { - root = freeGlobal; - } - - /** Detect free variable `require` */ - var freeRequire = typeof require == 'function' && require; - - /** Used to assign each benchmark an incrimented id */ - var counter = 0; - - /** Detect the popular CommonJS extension `module.exports` */ - var moduleExports = freeModule && freeModule.exports === freeExports && freeExports; - - /** Used to detect primitive types */ - var rePrimitive = /^(?:boolean|number|string|undefined)$/; - - /** Used to make every compiled test unique */ - var uidCounter = 0; - - /** Used to assign default `context` object properties */ - var contextProps = [ - 'Array', 'Date', 'Function', 'Math', 'Object', 'RegExp', 'String', '_', - 'clearTimeout', 'chrome', 'chromium', 'document', 'java', 'navigator', - 'phantom', 'platform', 'process', 'runtime', 'setTimeout' - ]; - - /** Used to avoid hz of Infinity */ - var divisors = { - '1': 4096, - '2': 512, - '3': 64, - '4': 8, - '5': 0 - }; - - /** - * T-Distribution two-tailed critical values for 95% confidence - * http://www.itl.nist.gov/div898/handbook/eda/section3/eda3672.htm - */ - var tTable = { - '1': 12.706,'2': 4.303, '3': 3.182, '4': 2.776, '5': 2.571, '6': 2.447, - '7': 2.365, '8': 2.306, '9': 2.262, '10': 2.228, '11': 2.201, '12': 2.179, - '13': 2.16, '14': 2.145, '15': 2.131, '16': 2.12, '17': 2.11, '18': 2.101, - '19': 2.093, '20': 2.086, '21': 2.08, '22': 2.074, '23': 2.069, '24': 2.064, - '25': 2.06, '26': 2.056, '27': 2.052, '28': 2.048, '29': 2.045, '30': 2.042, - 'infinity': 1.96 - }; - - /** - * Critical Mann-Whitney U-values for 95% confidence - * http://www.saburchill.com/IBbiology/stats/003.html - */ - var uTable = { - '5': [0, 1, 2], - '6': [1, 2, 3, 5], - '7': [1, 3, 5, 6, 8], - '8': [2, 4, 6, 8, 10, 13], - '9': [2, 4, 7, 10, 12, 15, 17], - '10': [3, 5, 8, 11, 14, 17, 20, 23], - '11': [3, 6, 9, 13, 16, 19, 23, 26, 30], - '12': [4, 7, 11, 14, 18, 22, 26, 29, 33, 37], - '13': [4, 8, 12, 16, 20, 24, 28, 33, 37, 41, 45], - '14': [5, 9, 13, 17, 22, 26, 31, 36, 40, 45, 50, 55], - '15': [5, 10, 14, 19, 24, 29, 34, 39, 44, 49, 54, 59, 64], - '16': [6, 11, 15, 21, 26, 31, 37, 42, 47, 53, 59, 64, 70, 75], - '17': [6, 11, 17, 22, 28, 34, 39, 45, 51, 57, 63, 67, 75, 81, 87], - '18': [7, 12, 18, 24, 30, 36, 42, 48, 55, 61, 67, 74, 80, 86, 93, 99], - '19': [7, 13, 19, 25, 32, 38, 45, 52, 58, 65, 72, 78, 85, 92, 99, 106, 113], - '20': [8, 14, 20, 27, 34, 41, 48, 55, 62, 69, 76, 83, 90, 98, 105, 112, 119, 127], - '21': [8, 15, 22, 29, 36, 43, 50, 58, 65, 73, 80, 88, 96, 103, 111, 119, 126, 134, 142], - '22': [9, 16, 23, 30, 38, 45, 53, 61, 69, 77, 85, 93, 101, 109, 117, 125, 133, 141, 150, 158], - '23': [9, 17, 24, 32, 40, 48, 56, 64, 73, 81, 89, 98, 106, 115, 123, 132, 140, 149, 157, 166, 175], - '24': [10, 17, 25, 33, 42, 50, 59, 67, 76, 85, 94, 102, 111, 120, 129, 138, 147, 156, 165, 174, 183, 192], - '25': [10, 18, 27, 35, 44, 53, 62, 71, 80, 89, 98, 107, 117, 126, 135, 145, 154, 163, 173, 182, 192, 201, 211], - '26': [11, 19, 28, 37, 46, 55, 64, 74, 83, 93, 102, 112, 122, 132, 141, 151, 161, 171, 181, 191, 200, 210, 220, 230], - '27': [11, 20, 29, 38, 48, 57, 67, 77, 87, 97, 107, 118, 125, 138, 147, 158, 168, 178, 188, 199, 209, 219, 230, 240, 250], - '28': [12, 21, 30, 40, 50, 60, 70, 80, 90, 101, 111, 122, 132, 143, 154, 164, 175, 186, 196, 207, 218, 228, 239, 250, 261, 272], - '29': [13, 22, 32, 42, 52, 62, 73, 83, 94, 105, 116, 127, 138, 149, 160, 171, 182, 193, 204, 215, 226, 238, 249, 260, 271, 282, 294], - '30': [13, 23, 33, 43, 54, 65, 76, 87, 98, 109, 120, 131, 143, 154, 166, 177, 189, 200, 212, 223, 235, 247, 258, 270, 282, 293, 305, 317] - }; - - /*--------------------------------------------------------------------------*/ - - /** - * Create a new `Benchmark` function using the given `context` object. - * - * @static - * @memberOf Benchmark - * @param {Object} [context=root] The context object. - * @returns {Function} Returns a new `Benchmark` function. - */ - function runInContext(context) { - // exit early if unable to acquire Lo-Dash - var _ = context && context._ || req('lodash') || root._; - if (!_) { - Benchmark.runInContext = runInContext; - return Benchmark; - } - // Avoid issues with some ES3 environments that attempt to use values, named - // after built-in constructors like `Object`, for the creation of literals. - // ES5 clears this up by stating that literals must use built-in constructors. - // See http://es5.github.io/#x11.1.5. - context = context ? _.defaults(root.Object(), context, _.pick(root, contextProps)) : root; - - /** Native constructor references */ - var Array = context.Array, - Date = context.Date, - Function = context.Function, - Math = context.Math, - Object = context.Object, - RegExp = context.RegExp, - String = context.String; - - /** Used for `Array` and `Object` method references */ - var arrayRef = [], - objectProto = Object.prototype; - - /** Native method shortcuts */ - var abs = Math.abs, - clearTimeout = context.clearTimeout, - floor = Math.floor, - log = Math.log, - max = Math.max, - min = Math.min, - pow = Math.pow, - push = arrayRef.push, - setTimeout = context.setTimeout, - shift = arrayRef.shift, - slice = arrayRef.slice, - sqrt = Math.sqrt, - toString = objectProto.toString, - unshift = arrayRef.unshift; - - /** Detect DOM document object */ - var doc = isHostType(context, 'document') && context.document; - - /** Used to access Wade Simmons' Node.js `microtime` module */ - var microtimeObject = req('microtime'); - - /** Used to access Node.js's high resolution timer */ - var processObject = isHostType(context, 'process') && context.process; - - /** Used to prevent a `removeChild` memory leak in IE < 9 */ - var trash = doc && doc.createElement('div'); - - /** Used to integrity check compiled tests */ - var uid = 'uid' + _.now(); - - /** Used to avoid infinite recursion when methods call each other */ - var calledBy = {}; - - /** - * An object used to flag environments/features. - * - * @static - * @memberOf Benchmark - * @type Object - */ - var support = {}; - - (function() { - - /** - * Detect if running in a browser environment. - * - * @memberOf Benchmark.support - * @type boolean - */ - support.browser = doc && isHostType(context, 'navigator') && !isHostType(context, 'phantom'); - - /** - * Detect if Java is enabled/exposed. - * - * @memberOf Benchmark.support - * @type boolean - */ - support.java = isClassOf(context.java, 'JavaPackage'); - - /** - * Detect if the Timers API exists. - * - * @memberOf Benchmark.support - * @type boolean - */ - support.timeout = isHostType(context, 'setTimeout') && isHostType(context, 'clearTimeout'); - - /** - * Detect if `Array#unshift` returns the new length of the array (all but IE < 8). - * - * @memberOf Benchmark.support - * @type boolean - */ - support.unshiftResult = !![].unshift(1); - - /** - * Detect if function decompilation is support. - * - * @name decompilation - * @memberOf Benchmark.support - * @type boolean - */ - try { - // Safari 2.x removes commas in object literals - // from `Function#toString` results - // http://webk.it/11609 - // Firefox 3.6 and Opera 9.25 strip grouping - // parentheses from `Function#toString` results - // http://bugzil.la/559438 - support.decompilation = Function( - ('return (' + (function(x) { return { 'x': '' + (1 + x) + '', 'y': 0 }; }) + ')') - // avoid issues with code added by Istanbul - .replace(/__cov__[^;]+;/g, '') - )()(0).x === '1'; - } catch(e) { - support.decompilation = false; - } - }()); - - /** - * Timer object used by `clock()` and `Deferred#resolve`. - * - * @private - * @type Object - */ - var timer = { - - /** - * The timer namespace object or constructor. - * - * @private - * @memberOf timer - * @type {Function|Object} - */ - 'ns': Date, - - /** - * Starts the deferred timer. - * - * @private - * @memberOf timer - * @param {Object} deferred The deferred instance. - */ - 'start': null, // lazy defined in `clock()` - - /** - * Stops the deferred timer. - * - * @private - * @memberOf timer - * @param {Object} deferred The deferred instance. - */ - 'stop': null // lazy defined in `clock()` - }; - - /*------------------------------------------------------------------------*/ - - /** - * The Benchmark constructor. - * - * Note: The Benchmark constructor exposes a handful of Lo-Dash methods to - * make working with arrays, collections, and objects easier. The Lo-Dash - * methods are: - * [`each/forEach`](http://lodash.com/docs#forEach), [`forOwn`](http://lodash.com/docs#forOwn), - * [`has`](http://lodash.com/docs#has), [`indexOf`](http://lodash.com/docs#indexOf), - * [`map`](http://lodash.com/docs#map), [`pluck`](http://lodash.com/docs#pluck), - * and [`reduce`](http://lodash.com/docs#reduce) - * - * @constructor - * @param {string} name A name to identify the benchmark. - * @param {Function|string} fn The test to benchmark. - * @param {Object} [options={}] Options object. - * @example - * - * // basic usage (the `new` operator is optional) - * var bench = new Benchmark(fn); - * - * // or using a name first - * var bench = new Benchmark('foo', fn); - * - * // or with options - * var bench = new Benchmark('foo', fn, { - * - * // displayed by `Benchmark#toString` if `name` is not available - * 'id': 'xyz', - * - * // called when the benchmark starts running - * 'onStart': onStart, - * - * // called after each run cycle - * 'onCycle': onCycle, - * - * // called when aborted - * 'onAbort': onAbort, - * - * // called when a test errors - * 'onError': onError, - * - * // called when reset - * 'onReset': onReset, - * - * // called when the benchmark completes running - * 'onComplete': onComplete, - * - * // compiled/called before the test loop - * 'setup': setup, - * - * // compiled/called after the test loop - * 'teardown': teardown - * }); - * - * // or name and options - * var bench = new Benchmark('foo', { - * - * // a flag to indicate the benchmark is deferred - * 'defer': true, - * - * // benchmark test function - * 'fn': function(deferred) { - * // call `Deferred#resolve` when the deferred test is finished - * deferred.resolve(); - * } - * }); - * - * // or options only - * var bench = new Benchmark({ - * - * // benchmark name - * 'name': 'foo', - * - * // benchmark test as a string - * 'fn': '[1,2,3,4].sort()' - * }); - * - * // a test's `this` binding is set to the benchmark instance - * var bench = new Benchmark('foo', function() { - * 'My name is '.concat(this.name); // "My name is foo" - * }); - */ - function Benchmark(name, fn, options) { - var bench = this; - - // allow instance creation without the `new` operator - if (bench == null || bench.constructor != Benchmark) { - return new Benchmark(name, fn, options); - } - // juggle arguments - if (_.isPlainObject(name)) { - // 1 argument (options) - options = name; - } - else if (_.isFunction(name)) { - // 2 arguments (fn, options) - options = fn; - fn = name; - } - else if (_.isPlainObject(fn)) { - // 2 arguments (name, options) - options = fn; - fn = null; - bench.name = name; - } - else { - // 3 arguments (name, fn [, options]) - bench.name = name; - } - setOptions(bench, options); - - bench.id || (bench.id = ++counter); - bench.fn == null && (bench.fn = fn); - - bench.stats = cloneDeep(bench.stats); - bench.times = cloneDeep(bench.times); - } - - /** - * The Deferred constructor. - * - * @constructor - * @memberOf Benchmark - * @param {Object} clone The cloned benchmark instance. - */ - function Deferred(clone) { - var deferred = this; - if (deferred == null || deferred.constructor != Deferred) { - return new Deferred(clone); - } - deferred.benchmark = clone; - clock(deferred); - } - - /** - * The Event constructor. - * - * @constructor - * @memberOf Benchmark - * @param {Object|string} type The event type. - */ - function Event(type) { - var event = this; - if (type instanceof Event) { - return type; - } - return (event == null || event.constructor != Event) - ? new Event(type) - : _.assign(event, { 'timeStamp': _.now() }, typeof type == 'string' ? { 'type': type } : type); - } - - /** - * The Suite constructor. - * - * Note: Each Suite instance has a handful of wrapped Lo-Dash methods to - * make working with Suites easier. The wrapped Lo-Dash methods are: - * [`each/forEach`](http://lodash.com/docs#forEach), [`indexOf`](http://lodash.com/docs#indexOf), - * [`map`](http://lodash.com/docs#map), [`pluck`](http://lodash.com/docs#pluck), - * and [`reduce`](http://lodash.com/docs#reduce) - * - * @constructor - * @memberOf Benchmark - * @param {string} name A name to identify the suite. - * @param {Object} [options={}] Options object. - * @example - * - * // basic usage (the `new` operator is optional) - * var suite = new Benchmark.Suite; - * - * // or using a name first - * var suite = new Benchmark.Suite('foo'); - * - * // or with options - * var suite = new Benchmark.Suite('foo', { - * - * // called when the suite starts running - * 'onStart': onStart, - * - * // called between running benchmarks - * 'onCycle': onCycle, - * - * // called when aborted - * 'onAbort': onAbort, - * - * // called when a test errors - * 'onError': onError, - * - * // called when reset - * 'onReset': onReset, - * - * // called when the suite completes running - * 'onComplete': onComplete - * }); - */ - function Suite(name, options) { - var suite = this; - - // allow instance creation without the `new` operator - if (suite == null || suite.constructor != Suite) { - return new Suite(name, options); - } - // juggle arguments - if (_.isPlainObject(name)) { - // 1 argument (options) - options = name; - } else { - // 2 arguments (name [, options]) - suite.name = name; - } - setOptions(suite, options); - } - - /*------------------------------------------------------------------------*/ - - /** - * A deep clone utility. - * - * @private - * @param {*} value The value to clone. - * @returns {*} The cloned value. - */ - var cloneDeep = _.partialRight(_.cloneDeep, function(value) { - // only clone primitives, arrays, and plain objects - return (typeof value == 'object' && !_.isArray(value) && !_.isPlainObject(value)) - ? value - : undefined; - }); - - /** - * Creates a function from the given arguments string and body. - * - * @private - * @param {string} args The comma separated function arguments. - * @param {string} body The function body. - * @returns {Function} The new function. - */ - function createFunction() { - // lazy define - createFunction = function(args, body) { - var result, - anchor = freeDefine ? freeDefine.amd : Benchmark, - prop = uid + 'createFunction'; - - runScript((freeDefine ? 'define.amd.' : 'Benchmark.') + prop + '=function(' + args + '){' + body + '}'); - result = anchor[prop]; - delete anchor[prop]; - return result; - }; - // fix JaegerMonkey bug - // http://bugzil.la/639720 - createFunction = support.browser && (createFunction('', 'return"' + uid + '"') || _.noop)() == uid ? createFunction : Function; - return createFunction.apply(null, arguments); - } - - /** - * Delay the execution of a function based on the benchmark's `delay` property. - * - * @private - * @param {Object} bench The benchmark instance. - * @param {Object} fn The function to execute. - */ - function delay(bench, fn) { - bench._timerId = _.delay(fn, bench.delay * 1e3); - } - - /** - * Destroys the given element. - * - * @private - * @param {Element} element The element to destroy. - */ - function destroyElement(element) { - trash.appendChild(element); - trash.innerHTML = ''; - } - - /** - * Gets the name of the first argument from a function's source. - * - * @private - * @param {Function} fn The function. - * @returns {string} The argument name. - */ - function getFirstArgument(fn) { - return (!_.has(fn, 'toString') && - (/^[\s(]*function[^(]*\(([^\s,)]+)/.exec(fn) || 0)[1]) || ''; - } - - /** - * Computes the arithmetic mean of a sample. - * - * @private - * @param {Array} sample The sample. - * @returns {number} The mean. - */ - function getMean(sample) { - return (_.reduce(sample, function(sum, x) { - return sum + x; - }) / sample.length) || 0; - } - - /** - * Gets the source code of a function. - * - * @private - * @param {Function} fn The function. - * @returns {string} The function's source code. - */ - function getSource(fn) { - var result = ''; - if (isStringable(fn)) { - result = String(fn); - } else if (support.decompilation) { - // escape the `{` for Firefox 1 - result = _.result(/^[^{]+\{([\s\S]*)\}\s*$/.exec(fn), 1); - } - // trim string - result = (result || '').replace(/^\s+|\s+$/g, ''); - - // detect strings containing only the "use strict" directive - return /^(?:\/\*+[\w\W]*?\*\/|\/\/.*?[\n\r\u2028\u2029]|\s)*(["'])use strict\1;?$/.test(result) - ? '' - : result; - } - - /** - * Checks if an object is of the specified class. - * - * @private - * @param {*} value The value to check. - * @param {string} name The name of the class. - * @returns {boolean} Returns `true` if the value is of the specified class, else `false`. - */ - function isClassOf(value, name) { - return value != null && toString.call(value) == '[object ' + name + ']'; - } - - /** - * Host objects can return type values that are different from their actual - * data type. The objects we are concerned with usually return non-primitive - * types of "object", "function", or "unknown". - * - * @private - * @param {*} object The owner of the property. - * @param {string} property The property to check. - * @returns {boolean} Returns `true` if the property value is a non-primitive, else `false`. - */ - function isHostType(object, property) { - if (object == null) { - return false; - } - var type = typeof object[property]; - return !rePrimitive.test(type) && (type != 'object' || !!object[property]); - } - - /** - * Checks if a value can be safely coerced to a string. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the value can be coerced, else `false`. - */ - function isStringable(value) { - return _.isString(value) || (_.has(value, 'toString') && _.isFunction(value.toString)); - } - - /** - * A wrapper around `require()` to suppress `module missing` errors. - * - * @private - * @param {string} id The module id. - * @returns {*} The exported module or `null`. - */ - function req(id) { - try { - var result = freeExports && freeRequire(id); - } catch(e) {} - return result || null; - } - - /** - * Runs a snippet of JavaScript via script injection. - * - * @private - * @param {string} code The code to run. - */ - function runScript(code) { - var anchor = freeDefine ? define.amd : Benchmark, - script = doc.createElement('script'), - sibling = doc.getElementsByTagName('script')[0], - parent = sibling.parentNode, - prop = uid + 'runScript', - prefix = '(' + (freeDefine ? 'define.amd.' : 'Benchmark.') + prop + '||function(){})();'; - - // Firefox 2.0.0.2 cannot use script injection as intended because it executes - // asynchronously, but that's OK because script injection is only used to avoid - // the previously commented JaegerMonkey bug. - try { - // remove the inserted script *before* running the code to avoid differences - // in the expected script element count/order of the document. - script.appendChild(doc.createTextNode(prefix + code)); - anchor[prop] = function() { destroyElement(script); }; - } catch(e) { - parent = parent.cloneNode(false); - sibling = null; - script.text = code; - } - parent.insertBefore(script, sibling); - delete anchor[prop]; - } - - /** - * A helper function for setting options/event handlers. - * - * @private - * @param {Object} object The benchmark or suite instance. - * @param {Object} [options={}] Options object. - */ - function setOptions(object, options) { - options = object.options = _.assign({}, cloneDeep(object.constructor.options), cloneDeep(options)); - - _.forOwn(options, function(value, key) { - if (value != null) { - // add event listeners - if (/^on[A-Z]/.test(key)) { - _.each(key.split(' '), function(key) { - object.on(key.slice(2).toLowerCase(), value); - }); - } else if (!_.has(object, key)) { - object[key] = cloneDeep(value); - } - } - }); - } - - /*------------------------------------------------------------------------*/ - - /** - * Handles cycling/completing the deferred benchmark. - * - * @memberOf Benchmark.Deferred - */ - function resolve() { - var deferred = this, - clone = deferred.benchmark, - bench = clone._original; - - if (bench.aborted) { - // cycle() -> clone cycle/complete event -> compute()'s invoked bench.run() cycle/complete - deferred.teardown(); - clone.running = false; - cycle(deferred); - } - else if (++deferred.cycles < clone.count) { - clone.compiled.call(deferred, context, timer); - } - else { - timer.stop(deferred); - deferred.teardown(); - delay(clone, function() { cycle(deferred); }); - } - } - - /*------------------------------------------------------------------------*/ - - /** - * A generic `Array#filter` like method. - * - * @static - * @memberOf Benchmark - * @param {Array} array The array to iterate over. - * @param {Function|string} callback The function/alias called per iteration. - * @param {*} thisArg The `this` binding for the callback. - * @returns {Array} A new array of values that passed callback filter. - * @example - * - * // get odd numbers - * Benchmark.filter([1, 2, 3, 4, 5], function(n) { - * return n % 2; - * }); // -> [1, 3, 5]; - * - * // get fastest benchmarks - * Benchmark.filter(benches, 'fastest'); - * - * // get slowest benchmarks - * Benchmark.filter(benches, 'slowest'); - * - * // get benchmarks that completed without erroring - * Benchmark.filter(benches, 'successful'); - */ - function filter(array, callback, thisArg) { - if (callback === 'successful') { - // callback to exclude those that are errored, unrun, or have hz of Infinity - callback = function(bench) { - return bench.cycles && _.isFinite(bench.hz); - }; - } - else if (callback === 'fastest' || callback === 'slowest') { - // get successful, sort by period + margin of error, and filter fastest/slowest - var result = filter(array, 'successful').sort(function(a, b) { - a = a.stats; b = b.stats; - return (a.mean + a.moe > b.mean + b.moe ? 1 : -1) * (callback === 'fastest' ? 1 : -1); - }); - - return _.filter(result, function(bench) { - return result[0].compare(bench) == 0; - }); - } - return _.filter(array, callback, thisArg); - } - - /** - * Converts a number to a more readable comma-separated string representation. - * - * @static - * @memberOf Benchmark - * @param {number} number The number to convert. - * @returns {string} The more readable string representation. - */ - function formatNumber(number) { - number = String(number).split('.'); - return number[0].replace(/(?=(?:\d{3})+$)(?!\b)/g, ',') + - (number[1] ? '.' + number[1] : ''); - } - - /** - * Invokes a method on all items in an array. - * - * @static - * @memberOf Benchmark - * @param {Array} benches Array of benchmarks to iterate over. - * @param {Object|string} name The name of the method to invoke OR options object. - * @param {...*} [args] Arguments to invoke the method with. - * @returns {Array} A new array of values returned from each method invoked. - * @example - * - * // invoke `reset` on all benchmarks - * Benchmark.invoke(benches, 'reset'); - * - * // invoke `emit` with arguments - * Benchmark.invoke(benches, 'emit', 'complete', listener); - * - * // invoke `run(true)`, treat benchmarks as a queue, and register invoke callbacks - * Benchmark.invoke(benches, { - * - * // invoke the `run` method - * 'name': 'run', - * - * // pass a single argument - * 'args': true, - * - * // treat as queue, removing benchmarks from front of `benches` until empty - * 'queued': true, - * - * // called before any benchmarks have been invoked. - * 'onStart': onStart, - * - * // called between invoking benchmarks - * 'onCycle': onCycle, - * - * // called after all benchmarks have been invoked. - * 'onComplete': onComplete - * }); - */ - function invoke(benches, name) { - var args, - bench, - queued, - index = -1, - eventProps = { 'currentTarget': benches }, - options = { 'onStart': _.noop, 'onCycle': _.noop, 'onComplete': _.noop }, - result = _.toArray(benches); - - /** - * Invokes the method of the current object and if synchronous, fetches the next. - */ - function execute() { - var listeners, - async = isAsync(bench); - - if (async) { - // use `getNext` as the first listener - bench.on('complete', getNext); - listeners = bench.events.complete; - listeners.splice(0, 0, listeners.pop()); - } - // execute method - result[index] = _.isFunction(bench && bench[name]) ? bench[name].apply(bench, args) : undefined; - // if synchronous return `true` until finished - return !async && getNext(); - } - - /** - * Fetches the next bench or executes `onComplete` callback. - */ - function getNext(event) { - var cycleEvent, - last = bench, - async = isAsync(last); - - if (async) { - last.off('complete', getNext); - last.emit('complete'); - } - // emit "cycle" event - eventProps.type = 'cycle'; - eventProps.target = last; - cycleEvent = Event(eventProps); - options.onCycle.call(benches, cycleEvent); - - // choose next benchmark if not exiting early - if (!cycleEvent.aborted && raiseIndex() !== false) { - bench = queued ? benches[0] : result[index]; - if (isAsync(bench)) { - delay(bench, execute); - } - else if (async) { - // resume execution if previously asynchronous but now synchronous - while (execute()) {} - } - else { - // continue synchronous execution - return true; - } - } else { - // emit "complete" event - eventProps.type = 'complete'; - options.onComplete.call(benches, Event(eventProps)); - } - // When used as a listener `event.aborted = true` will cancel the rest of - // the "complete" listeners because they were already called above and when - // used as part of `getNext` the `return false` will exit the execution while-loop. - if (event) { - event.aborted = true; - } else { - return false; - } - } - - /** - * Checks if invoking `Benchmark#run` with asynchronous cycles. - */ - function isAsync(object) { - // avoid using `instanceof` here because of IE memory leak issues with host objects - var async = args[0] && args[0].async; - return Object(object).constructor == Benchmark && name == 'run' && - ((async == null ? object.options.async : async) && support.timeout || object.defer); - } - - /** - * Raises `index` to the next defined index or returns `false`. - */ - function raiseIndex() { - index++; - - // if queued remove the previous bench - if (queued && index > 0) { - shift.call(benches); - } - // if we reached the last index then return `false` - return (queued ? benches.length : index < result.length) - ? index - : (index = false); - } - - // juggle arguments - if (_.isString(name)) { - // 2 arguments (array, name) - args = slice.call(arguments, 2); - } else { - // 2 arguments (array, options) - options = _.assign(options, name); - name = options.name; - args = _.isArray(args = 'args' in options ? options.args : []) ? args : [args]; - queued = options.queued; - } - - // start iterating over the array - if (raiseIndex() !== false) { - // emit "start" event - bench = result[index]; - eventProps.type = 'start'; - eventProps.target = bench; - options.onStart.call(benches, Event(eventProps)); - - // end early if the suite was aborted in an "onStart" listener - if (benches.aborted && benches.constructor == Suite && name == 'run') { - // emit "cycle" event - eventProps.type = 'cycle'; - options.onCycle.call(benches, Event(eventProps)); - // emit "complete" event - eventProps.type = 'complete'; - options.onComplete.call(benches, Event(eventProps)); - } - // else start - else { - if (isAsync(bench)) { - delay(bench, execute); - } else { - while (execute()) {} - } - } - } - return result; - } - - /** - * Creates a string of joined array values or object key-value pairs. - * - * @static - * @memberOf Benchmark - * @param {Array|Object} object The object to operate on. - * @param {string} [separator1=','] The separator used between key-value pairs. - * @param {string} [separator2=': '] The separator used between keys and values. - * @returns {string} The joined result. - */ - function join(object, separator1, separator2) { - var result = [], - length = (object = Object(object)).length, - arrayLike = length === length >>> 0; - - separator2 || (separator2 = ': '); - _.each(object, function(value, key) { - result.push(arrayLike ? value : key + separator2 + value); - }); - return result.join(separator1 || ','); - } - - /*------------------------------------------------------------------------*/ - - /** - * Aborts all benchmarks in the suite. - * - * @name abort - * @memberOf Benchmark.Suite - * @returns {Object} The suite instance. - */ - function abortSuite() { - var event, - suite = this, - resetting = calledBy.resetSuite; - - if (suite.running) { - event = Event('abort'); - suite.emit(event); - if (!event.cancelled || resetting) { - // avoid infinite recursion - calledBy.abortSuite = true; - suite.reset(); - delete calledBy.abortSuite; - - if (!resetting) { - suite.aborted = true; - invoke(suite, 'abort'); - } - } - } - return suite; - } - - /** - * Adds a test to the benchmark suite. - * - * @memberOf Benchmark.Suite - * @param {string} name A name to identify the benchmark. - * @param {Function|string} fn The test to benchmark. - * @param {Object} [options={}] Options object. - * @returns {Object} The benchmark instance. - * @example - * - * // basic usage - * suite.add(fn); - * - * // or using a name first - * suite.add('foo', fn); - * - * // or with options - * suite.add('foo', fn, { - * 'onCycle': onCycle, - * 'onComplete': onComplete - * }); - * - * // or name and options - * suite.add('foo', { - * 'fn': fn, - * 'onCycle': onCycle, - * 'onComplete': onComplete - * }); - * - * // or options only - * suite.add({ - * 'name': 'foo', - * 'fn': fn, - * 'onCycle': onCycle, - * 'onComplete': onComplete - * }); - */ - function add(name, fn, options) { - var suite = this, - bench = new Benchmark(name, fn, options), - event = Event({ 'type': 'add', 'target': bench }); - - if (suite.emit(event), !event.cancelled) { - suite.push(bench); - } - return suite; - } - - /** - * Creates a new suite with cloned benchmarks. - * - * @name clone - * @memberOf Benchmark.Suite - * @param {Object} options Options object to overwrite cloned options. - * @returns {Object} The new suite instance. - */ - function cloneSuite(options) { - var suite = this, - result = new suite.constructor(_.assign({}, suite.options, options)); - - // copy own properties - _.forOwn(suite, function(value, key) { - if (!_.has(result, key)) { - result[key] = value && _.isFunction(value.clone) - ? value.clone() - : cloneDeep(value); - } - }); - return result; - } - - /** - * An `Array#filter` like method. - * - * @name filter - * @memberOf Benchmark.Suite - * @param {Function|string} callback The function/alias called per iteration. - * @returns {Object} A new suite of benchmarks that passed callback filter. - */ - function filterSuite(callback) { - var suite = this, - result = new suite.constructor(suite.options); - - result.push.apply(result, filter(suite, callback)); - return result; - } - - /** - * Resets all benchmarks in the suite. - * - * @name reset - * @memberOf Benchmark.Suite - * @returns {Object} The suite instance. - */ - function resetSuite() { - var event, - suite = this, - aborting = calledBy.abortSuite; - - if (suite.running && !aborting) { - // no worries, `resetSuite()` is called within `abortSuite()` - calledBy.resetSuite = true; - suite.abort(); - delete calledBy.resetSuite; - } - // reset if the state has changed - else if ((suite.aborted || suite.running) && - (suite.emit(event = Event('reset')), !event.cancelled)) { - suite.aborted = suite.running = false; - if (!aborting) { - invoke(suite, 'reset'); - } - } - return suite; - } - - /** - * Runs the suite. - * - * @name run - * @memberOf Benchmark.Suite - * @param {Object} [options={}] Options object. - * @returns {Object} The suite instance. - * @example - * - * // basic usage - * suite.run(); - * - * // or with options - * suite.run({ 'async': true, 'queued': true }); - */ - function runSuite(options) { - var suite = this; - - suite.reset(); - suite.running = true; - options || (options = {}); - - invoke(suite, { - 'name': 'run', - 'args': options, - 'queued': options.queued, - 'onStart': function(event) { - suite.emit(event); - }, - 'onCycle': function(event) { - var bench = event.target; - if (bench.error) { - suite.emit({ 'type': 'error', 'target': bench }); - } - suite.emit(event); - event.aborted = suite.aborted; - }, - 'onComplete': function(event) { - suite.running = false; - suite.emit(event); - } - }); - return suite; - } - - /*------------------------------------------------------------------------*/ - - /** - * Executes all registered listeners of the specified event type. - * - * @memberOf Benchmark, Benchmark.Suite - * @param {Object|string} type The event type or object. - * @param {...*} [args] Arguments to invoke the listener with. - * @returns {*} Returns the return value of the last listener executed. - */ - function emit(type) { - var listeners, - object = this, - event = Event(type), - events = object.events, - args = (arguments[0] = event, arguments); - - event.currentTarget || (event.currentTarget = object); - event.target || (event.target = object); - delete event.result; - - if (events && (listeners = _.has(events, event.type) && events[event.type])) { - _.each(listeners.slice(), function(listener) { - if ((event.result = listener.apply(object, args)) === false) { - event.cancelled = true; - } - return !event.aborted; - }); - } - return event.result; - } - - /** - * Returns an array of event listeners for a given type that can be manipulated - * to add or remove listeners. - * - * @memberOf Benchmark, Benchmark.Suite - * @param {string} type The event type. - * @returns {Array} The listeners array. - */ - function listeners(type) { - var object = this, - events = object.events || (object.events = {}); - - return _.has(events, type) ? events[type] : (events[type] = []); - } - - /** - * Unregisters a listener for the specified event type(s), - * or unregisters all listeners for the specified event type(s), - * or unregisters all listeners for all event types. - * - * @memberOf Benchmark, Benchmark.Suite - * @param {string} [type] The event type. - * @param {Function} [listener] The function to unregister. - * @returns {Object} The benchmark instance. - * @example - * - * // unregister a listener for an event type - * bench.off('cycle', listener); - * - * // unregister a listener for multiple event types - * bench.off('start cycle', listener); - * - * // unregister all listeners for an event type - * bench.off('cycle'); - * - * // unregister all listeners for multiple event types - * bench.off('start cycle complete'); - * - * // unregister all listeners for all event types - * bench.off(); - */ - function off(type, listener) { - var object = this, - events = object.events; - - if (!events) { - return object; - } - _.each(type ? type.split(' ') : events, function(listeners, type) { - var index; - if (typeof listeners == 'string') { - type = listeners; - listeners = _.has(events, type) && events[type]; - } - if (listeners) { - if (listener) { - index = _.indexOf(listeners, listener); - if (index > -1) { - listeners.splice(index, 1); - } - } else { - listeners.length = 0; - } - } - }); - return object; - } - - /** - * Registers a listener for the specified event type(s). - * - * @memberOf Benchmark, Benchmark.Suite - * @param {string} type The event type. - * @param {Function} listener The function to register. - * @returns {Object} The benchmark instance. - * @example - * - * // register a listener for an event type - * bench.on('cycle', listener); - * - * // register a listener for multiple event types - * bench.on('start cycle', listener); - */ - function on(type, listener) { - var object = this, - events = object.events || (object.events = {}); - - _.each(type.split(' '), function(type) { - (_.has(events, type) - ? events[type] - : (events[type] = []) - ).push(listener); - }); - return object; - } - - /*------------------------------------------------------------------------*/ - - /** - * Aborts the benchmark without recording times. - * - * @memberOf Benchmark - * @returns {Object} The benchmark instance. - */ - function abort() { - var event, - bench = this, - resetting = calledBy.reset; - - if (bench.running) { - event = Event('abort'); - bench.emit(event); - if (!event.cancelled || resetting) { - // avoid infinite recursion - calledBy.abort = true; - bench.reset(); - delete calledBy.abort; - - if (support.timeout) { - clearTimeout(bench._timerId); - delete bench._timerId; - } - if (!resetting) { - bench.aborted = true; - bench.running = false; - } - } - } - return bench; - } - - /** - * Creates a new benchmark using the same test and options. - * - * @memberOf Benchmark - * @param {Object} options Options object to overwrite cloned options. - * @returns {Object} The new benchmark instance. - * @example - * - * var bizarro = bench.clone({ - * 'name': 'doppelganger' - * }); - */ - function clone(options) { - var bench = this, - result = new bench.constructor(_.assign({}, bench, options)); - - // correct the `options` object - result.options = _.assign({}, cloneDeep(bench.options), cloneDeep(options)); - - // copy own custom properties - _.forOwn(bench, function(value, key) { - if (!_.has(result, key)) { - result[key] = cloneDeep(value); - } - }); - - return result; - } - - /** - * Determines if a benchmark is faster than another. - * - * @memberOf Benchmark - * @param {Object} other The benchmark to compare. - * @returns {number} Returns `-1` if slower, `1` if faster, and `0` if indeterminate. - */ - function compare(other) { - var critical, - zStat, - bench = this, - sample1 = bench.stats.sample, - sample2 = other.stats.sample, - size1 = sample1.length, - size2 = sample2.length, - maxSize = max(size1, size2), - minSize = min(size1, size2), - u1 = getU(sample1, sample2), - u2 = getU(sample2, sample1), - u = min(u1, u2); - - function getScore(xA, sampleB) { - return _.reduce(sampleB, function(total, xB) { - return total + (xB > xA ? 0 : xB < xA ? 1 : 0.5); - }, 0); - } - - function getU(sampleA, sampleB) { - return _.reduce(sampleA, function(total, xA) { - return total + getScore(xA, sampleB); - }, 0); - } - - function getZ(u) { - return (u - ((size1 * size2) / 2)) / sqrt((size1 * size2 * (size1 + size2 + 1)) / 12); - } - - // exit early if comparing the same benchmark - if (bench == other) { - return 0; - } - // reject the null hyphothesis the two samples come from the - // same population (i.e. have the same median) if... - if (size1 + size2 > 30) { - // ...the z-stat is greater than 1.96 or less than -1.96 - // http://www.statisticslectures.com/topics/mannwhitneyu/ - zStat = getZ(u); - return abs(zStat) > 1.96 ? (u == u1 ? 1 : -1) : 0; - } - // ...the U value is less than or equal the critical U value - critical = maxSize < 5 || minSize < 3 ? 0 : uTable[maxSize][minSize - 3]; - return u <= critical ? (u == u1 ? 1 : -1) : 0; - } - - /** - * Reset properties and abort if running. - * - * @memberOf Benchmark - * @returns {Object} The benchmark instance. - */ - function reset() { - var bench = this; - if (bench.running && !calledBy.abort) { - // no worries, `reset()` is called within `abort()` - calledBy.reset = true; - bench.abort(); - delete calledBy.reset; - return bench; - } - var event, - index = 0, - changes = { 'length': 0 }, - queue = { 'length': 0 }; - - // a non-recursive solution to check if properties have changed - // http://www.jslab.dk/articles/non.recursive.preorder.traversal.part4 - var data = { - 'destination': bench, - 'source': _.assign({}, cloneDeep(bench.constructor.prototype), cloneDeep(bench.options)) - }; - - do { - _.forOwn(data.source, function(value, key) { - var changed, - destination = data.destination, - currValue = destination[key]; - - // skip pseudo private properties like `_timerId` which could be a - // Java object in environments like RingoJS - if (key.charAt(0) == '_') { - return; - } - if (value && typeof value == 'object') { - if (_.isArray(value)) { - // check if an array value has changed to a non-array value - if (!_.isArray(currValue)) { - changed = currValue = []; - } - // or has changed its length - if (currValue.length != value.length) { - changed = currValue = currValue.slice(0, value.length); - currValue.length = value.length; - } - } - // check if an object has changed to a non-object value - else if (!currValue || typeof currValue != 'object') { - changed = currValue = {}; - } - // register a changed object - if (changed) { - changes[changes.length++] = { 'destination': destination, 'key': key, 'value': currValue }; - } - queue[queue.length++] = { 'destination': currValue, 'source': value }; - } - // register a changed primitive - else if (value !== currValue && !(value == null || _.isFunction(value))) { - changes[changes.length++] = { 'destination': destination, 'key': key, 'value': value }; - } - }); - } - while ((data = queue[index++])); - - // if changed emit the `reset` event and if it isn't cancelled reset the benchmark - if (changes.length && (bench.emit(event = Event('reset')), !event.cancelled)) { - _.each(changes, function(data) { - data.destination[data.key] = data.value; - }); - } - return bench; - } - - /** - * Displays relevant benchmark information when coerced to a string. - * - * @name toString - * @memberOf Benchmark - * @returns {string} A string representation of the benchmark instance. - */ - function toStringBench() { - var bench = this, - error = bench.error, - hz = bench.hz, - id = bench.id, - stats = bench.stats, - size = stats.sample.length, - pm = support.java ? '+/-' : '\xb1', - result = bench.name || (_.isNaN(id) ? id : ''); - - if (error) { - result += ': ' + join(error); - } else { - result += ' x ' + formatNumber(hz.toFixed(hz < 100 ? 2 : 0)) + ' ops/sec ' + pm + - stats.rme.toFixed(2) + '% (' + size + ' run' + (size == 1 ? '' : 's') + ' sampled)'; - } - return result; - } - - /*------------------------------------------------------------------------*/ - - /** - * Clocks the time taken to execute a test per cycle (secs). - * - * @private - * @param {Object} bench The benchmark instance. - * @returns {number} The time taken. - */ - function clock() { - var applet, - options = Benchmark.options, - templateData = {}, - timers = [{ 'ns': timer.ns, 'res': max(0.0015, getRes('ms')), 'unit': 'ms' }]; - - // lazy define for hi-res timers - clock = function(clone) { - var deferred; - - if (clone instanceof Deferred) { - deferred = clone; - clone = deferred.benchmark; - } - var bench = clone._original, - stringable = isStringable(bench.fn), - count = bench.count = clone.count, - decompilable = stringable || (support.decompilation && (clone.setup !== _.noop || clone.teardown !== _.noop)), - id = bench.id, - name = bench.name || (typeof id == 'number' ? '' : id), - result = 0; - - // init `minTime` if needed - clone.minTime = bench.minTime || (bench.minTime = bench.options.minTime = options.minTime); - - // repair nanosecond timer - // (some Chrome builds erase the `ns` variable after millions of executions) - if (applet) { - try { - timer.ns.nanoTime(); - } catch(e) { - // use non-element to avoid issues with libs that augment them - timer.ns = new applet.Packages.nano; - } - } - // Compile in setup/teardown functions and the test loop. - // Create a new compiled test, instead of using the cached `bench.compiled`, - // to avoid potential engine optimizations enabled over the life of the test. - var funcBody = deferred - ? 'var d#=this,${fnArg}=d#,m#=d#.benchmark._original,f#=m#.fn,su#=m#.setup,td#=m#.teardown;' + - // when `deferred.cycles` is `0` then... - 'if(!d#.cycles){' + - // set `deferred.fn` - 'd#.fn=function(){var ${fnArg}=d#;if(typeof f#=="function"){try{${fn}\n}catch(e#){f#(d#)}}else{${fn}\n}};' + - // set `deferred.teardown` - 'd#.teardown=function(){d#.cycles=0;if(typeof td#=="function"){try{${teardown}\n}catch(e#){td#()}}else{${teardown}\n}};' + - // execute the benchmark's `setup` - 'if(typeof su#=="function"){try{${setup}\n}catch(e#){su#()}}else{${setup}\n};' + - // start timer - 't#.start(d#);' + - // execute `deferred.fn` and return a dummy object - '}d#.fn();return{uid:"${uid}"}' - - : 'var r#,s#,m#=this,f#=m#.fn,i#=m#.count,n#=t#.ns;${setup}\n${begin};' + - 'while(i#--){${fn}\n}${end};${teardown}\nreturn{elapsed:r#,uid:"${uid}"}'; - - var compiled = bench.compiled = clone.compiled = createCompiled(bench, decompilable, deferred, funcBody), - isEmpty = !(templateData.fn || stringable); - - try { - if (isEmpty) { - // Firefox may remove dead code from `Function#toString` results - // http://bugzil.la/536085 - throw new Error('The test "' + name + '" is empty. This may be the result of dead code removal.'); - } - else if (!deferred) { - // pretest to determine if compiled code exits early, usually by a - // rogue `return` statement, by checking for a return object with the uid - bench.count = 1; - compiled = decompilable && (compiled.call(bench, context, timer) || {}).uid == templateData.uid && compiled; - bench.count = count; - } - } catch(e) { - compiled = null; - clone.error = e || new Error(String(e)); - bench.count = count; - } - // fallback when a test exits early or errors during pretest - if (!compiled && !deferred && !isEmpty) { - funcBody = ( - stringable || (decompilable && !clone.error) - ? 'function f#(){${fn}\n}var r#,s#,m#=this,i#=m#.count' - : 'var r#,s#,m#=this,f#=m#.fn,i#=m#.count' - ) + - ',n#=t#.ns;${setup}\n${begin};m#.f#=f#;while(i#--){m#.f#()}${end};' + - 'delete m#.f#;${teardown}\nreturn{elapsed:r#}'; - - compiled = createCompiled(bench, decompilable, deferred, funcBody); - - try { - // pretest one more time to check for errors - bench.count = 1; - compiled.call(bench, context, timer); - bench.count = count; - delete clone.error; - } - catch(e) { - bench.count = count; - if (!clone.error) { - clone.error = e || new Error(String(e)); - } - } - } - // if no errors run the full test loop - if (!clone.error) { - compiled = bench.compiled = clone.compiled = createCompiled(bench, decompilable, deferred, funcBody); - result = compiled.call(deferred || bench, context, timer).elapsed; - } - return result; - }; - - /*----------------------------------------------------------------------*/ - - /** - * Creates a compiled function from the given function `body`. - */ - function createCompiled(bench, decompilable, deferred, body) { - var fn = bench.fn, - fnArg = deferred ? getFirstArgument(fn) || 'deferred' : ''; - - templateData.uid = uid + uidCounter++; - - _.assign(templateData, { - 'setup': decompilable ? getSource(bench.setup) : interpolate('m#.setup()'), - 'fn': decompilable ? getSource(fn) : interpolate('m#.fn(' + fnArg + ')'), - 'fnArg': fnArg, - 'teardown': decompilable ? getSource(bench.teardown) : interpolate('m#.teardown()') - }); - - // use API of chosen timer - if (timer.unit == 'ns') { - if (timer.ns.nanoTime) { - _.assign(templateData, { - 'begin': interpolate('s#=n#.nanoTime()'), - 'end': interpolate('r#=(n#.nanoTime()-s#)/1e9') - }); - } else { - _.assign(templateData, { - 'begin': interpolate('s#=n#()'), - 'end': interpolate('r#=n#(s#);r#=r#[0]+(r#[1]/1e9)') - }); - } - } - else if (timer.unit == 'us') { - if (timer.ns.stop) { - _.assign(templateData, { - 'begin': interpolate('s#=n#.start()'), - 'end': interpolate('r#=n#.microseconds()/1e6') - }); - } else { - _.assign(templateData, { - 'begin': interpolate('s#=n#()'), - 'end': interpolate('r#=(n#()-s#)/1e6') - }); - } - } - else if (timer.ns.now) { - _.assign(templateData, { - 'begin': interpolate('s#=n#.now()'), - 'end': interpolate('r#=(n#.now()-s#)/1e3') - }); - } - else { - _.assign(templateData, { - 'begin': interpolate('s#=new n#().getTime()'), - 'end': interpolate('r#=(new n#().getTime()-s#)/1e3') - }); - } - // define `timer` methods - timer.start = createFunction( - interpolate('o#'), - interpolate('var n#=this.ns,${begin};o#.elapsed=0;o#.timeStamp=s#') - ); - - timer.stop = createFunction( - interpolate('o#'), - interpolate('var n#=this.ns,s#=o#.timeStamp,${end};o#.elapsed=r#') - ); - - // create compiled test - return createFunction( - interpolate('window,t#'), - 'var global = window, clearTimeout = global.clearTimeout, setTimeout = global.setTimeout;\n' + - interpolate(body) - ); - } - - /** - * Gets the current timer's minimum resolution (secs). - */ - function getRes(unit) { - var measured, - begin, - count = 30, - divisor = 1e3, - ns = timer.ns, - sample = []; - - // get average smallest measurable time - while (count--) { - if (unit == 'us') { - divisor = 1e6; - if (ns.stop) { - ns.start(); - while (!(measured = ns.microseconds())) {} - } else { - begin = ns(); - while (!(measured = ns() - begin)) {} - } - } - else if (unit == 'ns') { - divisor = 1e9; - if (ns.nanoTime) { - begin = ns.nanoTime(); - while (!(measured = ns.nanoTime() - begin)) {} - } else { - begin = (begin = ns())[0] + (begin[1] / divisor); - while (!(measured = ((measured = ns())[0] + (measured[1] / divisor)) - begin)) {} - divisor = 1; - } - } - else if (ns.now) { - begin = ns.now(); - while (!(measured = ns.now() - begin)) {} - } - else { - begin = new ns().getTime(); - while (!(measured = new ns().getTime() - begin)) {} - } - // check for broken timers (`nanoTime` may have issues) - // http://alivebutsleepy.srnet.cz/unreliable-system-nanotime/ - if (measured > 0) { - sample.push(measured); - } else { - sample.push(Infinity); - break; - } - } - // convert to seconds - return getMean(sample) / divisor; - } - - /** - * Interpolates a given template string. - */ - function interpolate(string) { - // replaces all occurrences of `#` with a unique number and template tokens with content - return _.template(string.replace(/\#/g, /\d+/.exec(templateData.uid)))(templateData); - } - - /*----------------------------------------------------------------------*/ - - // detect nanosecond support from a Java applet - _.each(doc && doc.applets || [], function(element) { - return !(timer.ns = applet = 'nanoTime' in element && element); - }); - - // check type in case Safari returns an object instead of a number - try { - if (typeof timer.ns.nanoTime() == 'number') { - timers.push({ 'ns': timer.ns, 'res': getRes('ns'), 'unit': 'ns' }); - } - } catch(e) {} - - // detect Chrome's microsecond timer: - // enable benchmarking via the --enable-benchmarking command - // line switch in at least Chrome 7 to use chrome.Interval - try { - if ((timer.ns = new (context.chrome || context.chromium).Interval)) { - timers.push({ 'ns': timer.ns, 'res': getRes('us'), 'unit': 'us' }); - } - } catch(e) {} - - // detect Node.js's nanosecond resolution timer available in Node.js >= 0.8 - if (processObject && typeof (timer.ns = processObject.hrtime) == 'function') { - timers.push({ 'ns': timer.ns, 'res': getRes('ns'), 'unit': 'ns' }); - } - // detect Wade Simmons' Node.js `microtime` module - if (microtimeObject && typeof (timer.ns = microtimeObject.now) == 'function') { - timers.push({ 'ns': timer.ns, 'res': getRes('us'), 'unit': 'us' }); - } - // pick timer with highest resolution - timer = _.min(timers, 'res'); - - // remove unused applet - if (timer.unit != 'ns' && applet) { - applet = destroyElement(applet); - } - // error if there are no working timers - if (timer.res == Infinity) { - throw new Error('Benchmark.js was unable to find a working timer.'); - } - // resolve time span required to achieve a percent uncertainty of at most 1% - // http://spiff.rit.edu/classes/phys273/uncert/uncert.html - options.minTime || (options.minTime = max(timer.res / 2 / 0.01, 0.05)); - return clock.apply(null, arguments); - } - - /*------------------------------------------------------------------------*/ - - /** - * Computes stats on benchmark results. - * - * @private - * @param {Object} bench The benchmark instance. - * @param {Object} options The options object. - */ - function compute(bench, options) { - options || (options = {}); - - var async = options.async, - elapsed = 0, - initCount = bench.initCount, - minSamples = bench.minSamples, - queue = [], - sample = bench.stats.sample; - - /** - * Adds a clone to the queue. - */ - function enqueue() { - queue.push(bench.clone({ - '_original': bench, - 'events': { - 'abort': [update], - 'cycle': [update], - 'error': [update], - 'start': [update] - } - })); - } - - /** - * Updates the clone/original benchmarks to keep their data in sync. - */ - function update(event) { - var clone = this, - type = event.type; - - if (bench.running) { - if (type == 'start') { - // Note: `clone.minTime` prop is inited in `clock()` - clone.count = bench.initCount; - } - else { - if (type == 'error') { - bench.error = clone.error; - } - if (type == 'abort') { - bench.abort(); - bench.emit('cycle'); - } else { - event.currentTarget = event.target = bench; - bench.emit(event); - } - } - } else if (bench.aborted) { - // clear abort listeners to avoid triggering bench's abort/cycle again - clone.events.abort.length = 0; - clone.abort(); - } - } - - /** - * Determines if more clones should be queued or if cycling should stop. - */ - function evaluate(event) { - var critical, - df, - mean, - moe, - rme, - sd, - sem, - variance, - clone = event.target, - done = bench.aborted, - now = _.now(), - size = sample.push(clone.times.period), - maxedOut = size >= minSamples && (elapsed += now - clone.times.timeStamp) / 1e3 > bench.maxTime, - times = bench.times, - varOf = function(sum, x) { return sum + pow(x - mean, 2); }; - - // exit early for aborted or unclockable tests - if (done || clone.hz == Infinity) { - maxedOut = !(size = sample.length = queue.length = 0); - } - - if (!done) { - // sample mean (estimate of the population mean) - mean = getMean(sample); - // sample variance (estimate of the population variance) - variance = _.reduce(sample, varOf, 0) / (size - 1) || 0; - // sample standard deviation (estimate of the population standard deviation) - sd = sqrt(variance); - // standard error of the mean (a.k.a. the standard deviation of the sampling distribution of the sample mean) - sem = sd / sqrt(size); - // degrees of freedom - df = size - 1; - // critical value - critical = tTable[Math.round(df) || 1] || tTable.infinity; - // margin of error - moe = sem * critical; - // relative margin of error - rme = (moe / mean) * 100 || 0; - - _.assign(bench.stats, { - 'deviation': sd, - 'mean': mean, - 'moe': moe, - 'rme': rme, - 'sem': sem, - 'variance': variance - }); - - // Abort the cycle loop when the minimum sample size has been collected - // and the elapsed time exceeds the maximum time allowed per benchmark. - // We don't count cycle delays toward the max time because delays may be - // increased by browsers that clamp timeouts for inactive tabs. - // https://developer.mozilla.org/en/window.setTimeout#Inactive_tabs - if (maxedOut) { - // reset the `initCount` in case the benchmark is rerun - bench.initCount = initCount; - bench.running = false; - done = true; - times.elapsed = (now - times.timeStamp) / 1e3; - } - if (bench.hz != Infinity) { - bench.hz = 1 / mean; - times.cycle = mean * bench.count; - times.period = mean; - } - } - // if time permits, increase sample size to reduce the margin of error - if (queue.length < 2 && !maxedOut) { - enqueue(); - } - // abort the `invoke` cycle when done - event.aborted = done; - } - - // init queue and begin - enqueue(); - invoke(queue, { - 'name': 'run', - 'args': { 'async': async }, - 'queued': true, - 'onCycle': evaluate, - 'onComplete': function() { bench.emit('complete'); } - }); - } - - /*------------------------------------------------------------------------*/ - - /** - * Cycles a benchmark until a run `count` can be established. - * - * @private - * @param {Object} clone The cloned benchmark instance. - * @param {Object} options The options object. - */ - function cycle(clone, options) { - options || (options = {}); - - var deferred; - if (clone instanceof Deferred) { - deferred = clone; - clone = clone.benchmark; - } - - var clocked, - cycles, - divisor, - event, - minTime, - period, - async = options.async, - bench = clone._original, - count = clone.count, - times = clone.times; - - // continue, if not aborted between cycles - if (clone.running) { - // `minTime` is set to `Benchmark.options.minTime` in `clock()` - cycles = ++clone.cycles; - clocked = deferred ? deferred.elapsed : clock(clone); - minTime = clone.minTime; - - if (cycles > bench.cycles) { - bench.cycles = cycles; - } - if (clone.error) { - event = Event('error'); - event.message = clone.error; - clone.emit(event); - if (!event.cancelled) { - clone.abort(); - } - } - } - - // continue, if not errored - if (clone.running) { - // time taken to complete last test cycle - bench.times.cycle = times.cycle = clocked; - // seconds per operation - period = bench.times.period = times.period = clocked / count; - // ops per second - bench.hz = clone.hz = 1 / period; - // avoid working our way up to this next time - bench.initCount = clone.initCount = count; - // do we need to do another cycle? - clone.running = clocked < minTime; - - if (clone.running) { - // tests may clock at `0` when `initCount` is a small number, - // to avoid that we set its count to something a bit higher - if (!clocked && (divisor = divisors[clone.cycles]) != null) { - count = floor(4e6 / divisor); - } - // calculate how many more iterations it will take to achive the `minTime` - if (count <= clone.count) { - count += Math.ceil((minTime - clocked) / period); - } - clone.running = count != Infinity; - } - } - // should we exit early? - event = Event('cycle'); - clone.emit(event); - if (event.aborted) { - clone.abort(); - } - // figure out what to do next - if (clone.running) { - // start a new cycle - clone.count = count; - if (deferred) { - clone.compiled.call(deferred, context, timer); - } else if (async) { - delay(clone, function() { cycle(clone, options); }); - } else { - cycle(clone); - } - } - else { - // fix TraceMonkey bug associated with clock fallbacks - // http://bugzil.la/509069 - if (support.browser) { - runScript(uid + '=1;delete ' + uid); - } - // done - clone.emit('complete'); - } - } - - /*------------------------------------------------------------------------*/ - - /** - * Runs the benchmark. - * - * @memberOf Benchmark - * @param {Object} [options={}] Options object. - * @returns {Object} The benchmark instance. - * @example - * - * // basic usage - * bench.run(); - * - * // or with options - * bench.run({ 'async': true }); - */ - function run(options) { - var bench = this, - event = Event('start'); - - // set `running` to `false` so `reset()` won't call `abort()` - bench.running = false; - bench.reset(); - bench.running = true; - - bench.count = bench.initCount; - bench.times.timeStamp = _.now(); - bench.emit(event); - - if (!event.cancelled) { - options = { 'async': ((options = options && options.async) == null ? bench.async : options) && support.timeout }; - - // for clones created within `compute()` - if (bench._original) { - if (bench.defer) { - Deferred(bench); - } else { - cycle(bench, options); - } - } - // for original benchmarks - else { - compute(bench, options); - } - } - return bench; - } - - /*------------------------------------------------------------------------*/ - - // Firefox 1 erroneously defines variable and argument names of functions on - // the function itself as non-configurable properties with `undefined` values. - // The bugginess continues as the `Benchmark` constructor has an argument - // named `options` and Firefox 1 will not assign a value to `Benchmark.options`, - // making it non-writable in the process, unless it is the first property - // assigned by for-in loop of `_.assign()`. - _.assign(Benchmark, { - - /** - * The default options copied by benchmark instances. - * - * @static - * @memberOf Benchmark - * @type Object - */ - 'options': { - - /** - * A flag to indicate that benchmark cycles will execute asynchronously - * by default. - * - * @memberOf Benchmark.options - * @type boolean - */ - 'async': false, - - /** - * A flag to indicate that the benchmark clock is deferred. - * - * @memberOf Benchmark.options - * @type boolean - */ - 'defer': false, - - /** - * The delay between test cycles (secs). - * @memberOf Benchmark.options - * @type number - */ - 'delay': 0.005, - - /** - * Displayed by `Benchmark#toString` when a `name` is not available - * (auto-generated if absent). - * - * @memberOf Benchmark.options - * @type string - */ - 'id': undefined, - - /** - * The default number of times to execute a test on a benchmark's first cycle. - * - * @memberOf Benchmark.options - * @type number - */ - 'initCount': 1, - - /** - * The maximum time a benchmark is allowed to run before finishing (secs). - * - * Note: Cycle delays aren't counted toward the maximum time. - * - * @memberOf Benchmark.options - * @type number - */ - 'maxTime': 5, - - /** - * The minimum sample size required to perform statistical analysis. - * - * @memberOf Benchmark.options - * @type number - */ - 'minSamples': 5, - - /** - * The time needed to reduce the percent uncertainty of measurement to 1% (secs). - * - * @memberOf Benchmark.options - * @type number - */ - 'minTime': 0, - - /** - * The name of the benchmark. - * - * @memberOf Benchmark.options - * @type string - */ - 'name': undefined, - - /** - * An event listener called when the benchmark is aborted. - * - * @memberOf Benchmark.options - * @type Function - */ - 'onAbort': undefined, - - /** - * An event listener called when the benchmark completes running. - * - * @memberOf Benchmark.options - * @type Function - */ - 'onComplete': undefined, - - /** - * An event listener called after each run cycle. - * - * @memberOf Benchmark.options - * @type Function - */ - 'onCycle': undefined, - - /** - * An event listener called when a test errors. - * - * @memberOf Benchmark.options - * @type Function - */ - 'onError': undefined, - - /** - * An event listener called when the benchmark is reset. - * - * @memberOf Benchmark.options - * @type Function - */ - 'onReset': undefined, - - /** - * An event listener called when the benchmark starts running. - * - * @memberOf Benchmark.options - * @type Function - */ - 'onStart': undefined - }, - - /** - * Platform object with properties describing things like browser name, - * version, and operating system. See [`platform.js`](http://mths.be/platform). - * - * @static - * @memberOf Benchmark - * @type Object - */ - 'platform': context.platform || req('platform') || ({ - 'description': context.navigator && context.navigator.userAgent || null, - 'layout': null, - 'product': null, - 'name': null, - 'manufacturer': null, - 'os': null, - 'prerelease': null, - 'version': null, - 'toString': function() { - return this.description || ''; - } - }), - - /** - * The semantic version number. - * - * @static - * @memberOf Benchmark - * @type string - */ - 'version': '1.0.0' - }); - - _.assign(Benchmark, { - 'filter': filter, - 'formatNumber': formatNumber, - 'invoke': invoke, - 'join': join, - 'runInContext': runInContext, - 'support': support - }); - - // Add Lo-Dash methods to Benchmark - _.each(['each', 'forEach', 'forOwn', 'has', 'indexOf', 'map', 'pluck', 'reduce'], function(methodName) { - Benchmark[methodName] = _[methodName]; - }); - - /*------------------------------------------------------------------------*/ - - _.assign(Benchmark.prototype, { - - /** - * The number of times a test was executed. - * - * @memberOf Benchmark - * @type number - */ - 'count': 0, - - /** - * The number of cycles performed while benchmarking. - * - * @memberOf Benchmark - * @type number - */ - 'cycles': 0, - - /** - * The number of executions per second. - * - * @memberOf Benchmark - * @type number - */ - 'hz': 0, - - /** - * The compiled test function. - * - * @memberOf Benchmark - * @type {Function|string} - */ - 'compiled': undefined, - - /** - * The error object if the test failed. - * - * @memberOf Benchmark - * @type Object - */ - 'error': undefined, - - /** - * The test to benchmark. - * - * @memberOf Benchmark - * @type {Function|string} - */ - 'fn': undefined, - - /** - * A flag to indicate if the benchmark is aborted. - * - * @memberOf Benchmark - * @type boolean - */ - 'aborted': false, - - /** - * A flag to indicate if the benchmark is running. - * - * @memberOf Benchmark - * @type boolean - */ - 'running': false, - - /** - * Compiled into the test and executed immediately **before** the test loop. - * - * @memberOf Benchmark - * @type {Function|string} - * @example - * - * // basic usage - * var bench = Benchmark({ - * 'setup': function() { - * var c = this.count, - * element = document.getElementById('container'); - * while (c--) { - * element.appendChild(document.createElement('div')); - * } - * }, - * 'fn': function() { - * element.removeChild(element.lastChild); - * } - * }); - * - * // compiles to something like: - * var c = this.count, - * element = document.getElementById('container'); - * while (c--) { - * element.appendChild(document.createElement('div')); - * } - * var start = new Date; - * while (count--) { - * element.removeChild(element.lastChild); - * } - * var end = new Date - start; - * - * // or using strings - * var bench = Benchmark({ - * 'setup': '\ - * var a = 0;\n\ - * (function() {\n\ - * (function() {\n\ - * (function() {', - * 'fn': 'a += 1;', - * 'teardown': '\ - * }())\n\ - * }())\n\ - * }())' - * }); - * - * // compiles to something like: - * var a = 0; - * (function() { - * (function() { - * (function() { - * var start = new Date; - * while (count--) { - * a += 1; - * } - * var end = new Date - start; - * }()) - * }()) - * }()) - */ - 'setup': _.noop, - - /** - * Compiled into the test and executed immediately **after** the test loop. - * - * @memberOf Benchmark - * @type {Function|string} - */ - 'teardown': _.noop, - - /** - * An object of stats including mean, margin or error, and standard deviation. - * - * @memberOf Benchmark - * @type Object - */ - 'stats': { - - /** - * The margin of error. - * - * @memberOf Benchmark#stats - * @type number - */ - 'moe': 0, - - /** - * The relative margin of error (expressed as a percentage of the mean). - * - * @memberOf Benchmark#stats - * @type number - */ - 'rme': 0, - - /** - * The standard error of the mean. - * - * @memberOf Benchmark#stats - * @type number - */ - 'sem': 0, - - /** - * The sample standard deviation. - * - * @memberOf Benchmark#stats - * @type number - */ - 'deviation': 0, - - /** - * The sample arithmetic mean (secs). - * - * @memberOf Benchmark#stats - * @type number - */ - 'mean': 0, - - /** - * The array of sampled periods. - * - * @memberOf Benchmark#stats - * @type Array - */ - 'sample': [], - - /** - * The sample variance. - * - * @memberOf Benchmark#stats - * @type number - */ - 'variance': 0 - }, - - /** - * An object of timing data including cycle, elapsed, period, start, and stop. - * - * @memberOf Benchmark - * @type Object - */ - 'times': { - - /** - * The time taken to complete the last cycle (secs). - * - * @memberOf Benchmark#times - * @type number - */ - 'cycle': 0, - - /** - * The time taken to complete the benchmark (secs). - * - * @memberOf Benchmark#times - * @type number - */ - 'elapsed': 0, - - /** - * The time taken to execute the test once (secs). - * - * @memberOf Benchmark#times - * @type number - */ - 'period': 0, - - /** - * A timestamp of when the benchmark started (ms). - * - * @memberOf Benchmark#times - * @type number - */ - 'timeStamp': 0 - } - }); - - _.assign(Benchmark.prototype, { - 'abort': abort, - 'clone': clone, - 'compare': compare, - 'emit': emit, - 'listeners': listeners, - 'off': off, - 'on': on, - 'reset': reset, - 'run': run, - 'toString': toStringBench - }); - - /*------------------------------------------------------------------------*/ - - _.assign(Deferred.prototype, { - - /** - * The deferred benchmark instance. - * - * @memberOf Benchmark.Deferred - * @type Object - */ - 'benchmark': null, - - /** - * The number of deferred cycles performed while benchmarking. - * - * @memberOf Benchmark.Deferred - * @type number - */ - 'cycles': 0, - - /** - * The time taken to complete the deferred benchmark (secs). - * - * @memberOf Benchmark.Deferred - * @type number - */ - 'elapsed': 0, - - /** - * A timestamp of when the deferred benchmark started (ms). - * - * @memberOf Benchmark.Deferred - * @type number - */ - 'timeStamp': 0 - }); - - _.assign(Deferred.prototype, { - 'resolve': resolve - }); - - /*------------------------------------------------------------------------*/ - - _.assign(Event.prototype, { - - /** - * A flag to indicate if the emitters listener iteration is aborted. - * - * @memberOf Benchmark.Event - * @type boolean - */ - 'aborted': false, - - /** - * A flag to indicate if the default action is cancelled. - * - * @memberOf Benchmark.Event - * @type boolean - */ - 'cancelled': false, - - /** - * The object whose listeners are currently being processed. - * - * @memberOf Benchmark.Event - * @type Object - */ - 'currentTarget': undefined, - - /** - * The return value of the last executed listener. - * - * @memberOf Benchmark.Event - * @type Mixed - */ - 'result': undefined, - - /** - * The object to which the event was originally emitted. - * - * @memberOf Benchmark.Event - * @type Object - */ - 'target': undefined, - - /** - * A timestamp of when the event was created (ms). - * - * @memberOf Benchmark.Event - * @type number - */ - 'timeStamp': 0, - - /** - * The event type. - * - * @memberOf Benchmark.Event - * @type string - */ - 'type': '' - }); - - /*------------------------------------------------------------------------*/ - - /** - * The default options copied by suite instances. - * - * @static - * @memberOf Benchmark.Suite - * @type Object - */ - Suite.options = { - - /** - * The name of the suite. - * - * @memberOf Benchmark.Suite.options - * @type string - */ - 'name': undefined - }; - - /*------------------------------------------------------------------------*/ - - _.assign(Suite.prototype, { - - /** - * The number of benchmarks in the suite. - * - * @memberOf Benchmark.Suite - * @type number - */ - 'length': 0, - - /** - * A flag to indicate if the suite is aborted. - * - * @memberOf Benchmark.Suite - * @type boolean - */ - 'aborted': false, - - /** - * A flag to indicate if the suite is running. - * - * @memberOf Benchmark.Suite - * @type boolean - */ - 'running': false - }); - - _.assign(Suite.prototype, { - 'abort': abortSuite, - 'add': add, - 'clone': cloneSuite, - 'emit': emit, - 'filter': filterSuite, - 'join': arrayRef.join, - 'listeners': listeners, - 'off': off, - 'on': on, - 'pop': arrayRef.pop, - 'push': push, - 'reset': resetSuite, - 'run': runSuite, - 'reverse': arrayRef.reverse, - 'shift': shift, - 'slice': slice, - 'sort': arrayRef.sort, - 'splice': arrayRef.splice, - 'unshift': unshift - }); - - /*------------------------------------------------------------------------*/ - - // expose Deferred, Event, and Suite - _.assign(Benchmark, { - 'Deferred': Deferred, - 'Event': Event, - 'Suite': Suite - }); - - /*------------------------------------------------------------------------*/ - - // add Lo-Dash methods as Suite methods - _.each(['each', 'forEach', 'indexOf', 'map', 'pluck', 'reduce'], function(methodName) { - var func = _[methodName]; - Suite.prototype[methodName] = function() { - var args = [this]; - push.apply(args, arguments); - return func.apply(_, args); - }; - }); - - // avoid array-like object bugs with `Array#shift` and `Array#splice` - // in Firefox < 10 and IE < 9 - if (!_.support.spliceObjects) { - _.each(['pop', 'shift', 'splice'], function(methodName) { - var func = arrayRef[methodName]; - - Suite.prototype[methodName] = function() { - var value = this, - result = func.apply(value, arguments); - - if (value.length === 0) { - delete value[0]; - } - return result; - }; - }); - } - // avoid buggy `Array#unshift` in IE < 8 which doesn't return the new - // length of the array - if (!support.unshiftResult) { - Suite.prototype.unshift = function() { - var value = this; - unshift.apply(value, arguments); - return value.length; - }; - } - return Benchmark; - } - - /*--------------------------------------------------------------------------*/ - - // export Benchmark - // some AMD build optimizers, like r.js, check for condition patterns like the following: - if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) { - // define as an anonymous module so, through path mapping, it can be aliased - define(['lodash', 'platform'], function(_, platform) { - return runInContext({ - '_': _, - 'platform': platform - }); - }); - } - else { - var Benchmark = runInContext(); - - // check for `exports` after `define` in case a build optimizer adds an `exports` object - if (freeExports && freeModule) { - // in Node.js or RingoJS - if (moduleExports) { - (freeModule.exports = Benchmark).Benchmark = Benchmark; - } - // in Narwhal or Rhino -require - else { - freeExports.Benchmark = Benchmark; - } - } - else { - // in a browser or Rhino - root.Benchmark = Benchmark; - } - } -}.call(this)); diff --git a/test/lib/benchmark.js/index.js b/test/lib/benchmark.js/index.js deleted file mode 100644 index 4149844..0000000 --- a/test/lib/benchmark.js/index.js +++ /dev/null @@ -1 +0,0 @@ -module.exports = require('./benchmark'); \ No newline at end of file diff --git a/test/lib/benchmark.js/nano.jar b/test/lib/benchmark.js/nano.jar deleted file mode 100644 index b5778403b61d721d63f45f72ed1a9fe99a93a422..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 293 zcmWIWW@Zs#-~d8#7ArdjB)|n^=OyOl>m}zT78mRG?d3Y;AkdQj`SDQ+(_d_5S;aTH z70R};{buI3^weW)e&8G#p($q9z_0pFHqTJr+IYk7pZo4Hh@D_HYTS1~fpy_zrG^s| z7R^rVXc6#Bk6vHxH~rYGGS?2Xua3gU)Jp?{Onp~I@BF6l1Hxm-av+bP0)#gMyjj^ma*RM|0i>^k6#@X~hg-A& diff --git a/test/lib/benchmark.js/nano.java b/test/lib/benchmark.js/nano.java deleted file mode 100644 index 96fc224..0000000 --- a/test/lib/benchmark.js/nano.java +++ /dev/null @@ -1,23 +0,0 @@ -/** - * Simple class to expose nanoTime() to JavaScript. - * - * Compile using - * javac -g:none -target 1.5 nano.java - * jar cfM nano.jar nano.class - * java -jar proguard.jar @options.txt - * - * ProGuard (http://proguard.sourceforge.net) - * options.txt - * -injars nano.jar - * -outjars nano_s.jar - * -libraryjars /jre/lib/rt.jar - * -keep public class nano { - * public long nanoTime(); - * } - */ -import java.applet.Applet; -public class nano extends Applet { - public long nanoTime() { - return System.nanoTime(); - } -} diff --git a/test/lib/benchmark.js/package.json b/test/lib/benchmark.js/package.json deleted file mode 100644 index d37459f..0000000 --- a/test/lib/benchmark.js/package.json +++ /dev/null @@ -1,30 +0,0 @@ -{ - "name": "benchmark", - "version": "1.0.0", - "description": "A benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, & returns statistically significant results.", - "homepage": "http://benchmarkjs.com/", - "license": "MIT", - "main": "benchmark.js", - "keywords": ["benchmark", "performance", "speed"], - "author": "Mathias Bynens (http://mathiasbynens.be/)", - "contributors": [ - "Mathias Bynens (http://mathiasbynens.be/)", - "John-David Dalton (http://allyoucanleet.com/)", - "Kit Cambridge (http://kitcambridge.be/)" - ], - "bugs": "https://github.com/bestiejs/benchmark.js/issues", - "repository": "bestiejs/benchmark.js", - "scripts": { "test": "echo \"See the repository CONTRIBUTING.md for testing instructions.\"" }, - "dependencies": { - "lodash": "~2.4.1", - "platform": "~1.1.0" - }, - "engines": [ - "node", - "rhino" - ], - "files": [ - "LICENSE.txt", - "benchmark.js" - ] -} diff --git a/test/lib/benchmark.js/vendor/lodash/LICENSE.txt b/test/lib/benchmark.js/vendor/lodash/LICENSE.txt deleted file mode 100644 index 49869bb..0000000 --- a/test/lib/benchmark.js/vendor/lodash/LICENSE.txt +++ /dev/null @@ -1,22 +0,0 @@ -Copyright 2012-2013 The Dojo Foundation -Based on Underscore.js 1.5.2, copyright 2009-2013 Jeremy Ashkenas, -DocumentCloud and Investigative Reporters & Editors - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. \ No newline at end of file diff --git a/test/lib/benchmark.js/vendor/lodash/dist/lodash.compat.js b/test/lib/benchmark.js/vendor/lodash/dist/lodash.compat.js deleted file mode 100644 index 23798ba..0000000 --- a/test/lib/benchmark.js/vendor/lodash/dist/lodash.compat.js +++ /dev/null @@ -1,7157 +0,0 @@ -/** - * @license - * Lo-Dash 2.4.1 (Custom Build) - * Build: `lodash -o ./dist/lodash.compat.js` - * Copyright 2012-2013 The Dojo Foundation - * Based on Underscore.js 1.5.2 - * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors - * Available under MIT license - */ -;(function() { - - /** Used as a safe reference for `undefined` in pre ES5 environments */ - var undefined; - - /** Used to pool arrays and objects used internally */ - var arrayPool = [], - objectPool = []; - - /** Used to generate unique IDs */ - var idCounter = 0; - - /** Used internally to indicate various things */ - var indicatorObject = {}; - - /** Used to prefix keys to avoid issues with `__proto__` and properties on `Object.prototype` */ - var keyPrefix = +new Date + ''; - - /** Used as the size when optimizations are enabled for large arrays */ - var largeArraySize = 75; - - /** Used as the max size of the `arrayPool` and `objectPool` */ - var maxPoolSize = 40; - - /** Used to detect and test whitespace */ - var whitespace = ( - // whitespace - ' \t\x0B\f\xA0\ufeff' + - - // line terminators - '\n\r\u2028\u2029' + - - // unicode category "Zs" space separators - '\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000' - ); - - /** Used to match empty string literals in compiled template source */ - var reEmptyStringLeading = /\b__p \+= '';/g, - reEmptyStringMiddle = /\b(__p \+=) '' \+/g, - reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g; - - /** - * Used to match ES6 template delimiters - * http://people.mozilla.org/~jorendorff/es6-draft.html#sec-literals-string-literals - */ - var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g; - - /** Used to match regexp flags from their coerced string values */ - var reFlags = /\w*$/; - - /** Used to detected named functions */ - var reFuncName = /^\s*function[ \n\r\t]+\w/; - - /** Used to match "interpolate" template delimiters */ - var reInterpolate = /<%=([\s\S]+?)%>/g; - - /** Used to match leading whitespace and zeros to be removed */ - var reLeadingSpacesAndZeros = RegExp('^[' + whitespace + ']*0+(?=.$)'); - - /** Used to ensure capturing order of template delimiters */ - var reNoMatch = /($^)/; - - /** Used to detect functions containing a `this` reference */ - var reThis = /\bthis\b/; - - /** Used to match unescaped characters in compiled string literals */ - var reUnescapedString = /['\n\r\t\u2028\u2029\\]/g; - - /** Used to assign default `context` object properties */ - var contextProps = [ - 'Array', 'Boolean', 'Date', 'Error', 'Function', 'Math', 'Number', 'Object', - 'RegExp', 'String', '_', 'attachEvent', 'clearTimeout', 'isFinite', 'isNaN', - 'parseInt', 'setTimeout' - ]; - - /** Used to fix the JScript [[DontEnum]] bug */ - var shadowedProps = [ - 'constructor', 'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', - 'toLocaleString', 'toString', 'valueOf' - ]; - - /** Used to make template sourceURLs easier to identify */ - var templateCounter = 0; - - /** `Object#toString` result shortcuts */ - var argsClass = '[object Arguments]', - arrayClass = '[object Array]', - boolClass = '[object Boolean]', - dateClass = '[object Date]', - errorClass = '[object Error]', - funcClass = '[object Function]', - numberClass = '[object Number]', - objectClass = '[object Object]', - regexpClass = '[object RegExp]', - stringClass = '[object String]'; - - /** Used to identify object classifications that `_.clone` supports */ - var cloneableClasses = {}; - cloneableClasses[funcClass] = false; - cloneableClasses[argsClass] = cloneableClasses[arrayClass] = - cloneableClasses[boolClass] = cloneableClasses[dateClass] = - cloneableClasses[numberClass] = cloneableClasses[objectClass] = - cloneableClasses[regexpClass] = cloneableClasses[stringClass] = true; - - /** Used as an internal `_.debounce` options object */ - var debounceOptions = { - 'leading': false, - 'maxWait': 0, - 'trailing': false - }; - - /** Used as the property descriptor for `__bindData__` */ - var descriptor = { - 'configurable': false, - 'enumerable': false, - 'value': null, - 'writable': false - }; - - /** Used as the data object for `iteratorTemplate` */ - var iteratorData = { - 'args': '', - 'array': null, - 'bottom': '', - 'firstArg': '', - 'init': '', - 'keys': null, - 'loop': '', - 'shadowedProps': null, - 'support': null, - 'top': '', - 'useHas': false - }; - - /** Used to determine if values are of the language type Object */ - var objectTypes = { - 'boolean': false, - 'function': true, - 'object': true, - 'number': false, - 'string': false, - 'undefined': false - }; - - /** Used to escape characters for inclusion in compiled string literals */ - var stringEscapes = { - '\\': '\\', - "'": "'", - '\n': 'n', - '\r': 'r', - '\t': 't', - '\u2028': 'u2028', - '\u2029': 'u2029' - }; - - /** Used as a reference to the global object */ - var root = (objectTypes[typeof window] && window) || this; - - /** Detect free variable `exports` */ - var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports; - - /** Detect free variable `module` */ - var freeModule = objectTypes[typeof module] && module && !module.nodeType && module; - - /** Detect the popular CommonJS extension `module.exports` */ - var moduleExports = freeModule && freeModule.exports === freeExports && freeExports; - - /** Detect free variable `global` from Node.js or Browserified code and use it as `root` */ - var freeGlobal = objectTypes[typeof global] && global; - if (freeGlobal && (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal)) { - root = freeGlobal; - } - - /*--------------------------------------------------------------------------*/ - - /** - * The base implementation of `_.indexOf` without support for binary searches - * or `fromIndex` constraints. - * - * @private - * @param {Array} array The array to search. - * @param {*} value The value to search for. - * @param {number} [fromIndex=0] The index to search from. - * @returns {number} Returns the index of the matched value or `-1`. - */ - function baseIndexOf(array, value, fromIndex) { - var index = (fromIndex || 0) - 1, - length = array ? array.length : 0; - - while (++index < length) { - if (array[index] === value) { - return index; - } - } - return -1; - } - - /** - * An implementation of `_.contains` for cache objects that mimics the return - * signature of `_.indexOf` by returning `0` if the value is found, else `-1`. - * - * @private - * @param {Object} cache The cache object to inspect. - * @param {*} value The value to search for. - * @returns {number} Returns `0` if `value` is found, else `-1`. - */ - function cacheIndexOf(cache, value) { - var type = typeof value; - cache = cache.cache; - - if (type == 'boolean' || value == null) { - return cache[value] ? 0 : -1; - } - if (type != 'number' && type != 'string') { - type = 'object'; - } - var key = type == 'number' ? value : keyPrefix + value; - cache = (cache = cache[type]) && cache[key]; - - return type == 'object' - ? (cache && baseIndexOf(cache, value) > -1 ? 0 : -1) - : (cache ? 0 : -1); - } - - /** - * Adds a given value to the corresponding cache object. - * - * @private - * @param {*} value The value to add to the cache. - */ - function cachePush(value) { - var cache = this.cache, - type = typeof value; - - if (type == 'boolean' || value == null) { - cache[value] = true; - } else { - if (type != 'number' && type != 'string') { - type = 'object'; - } - var key = type == 'number' ? value : keyPrefix + value, - typeCache = cache[type] || (cache[type] = {}); - - if (type == 'object') { - (typeCache[key] || (typeCache[key] = [])).push(value); - } else { - typeCache[key] = true; - } - } - } - - /** - * Used by `_.max` and `_.min` as the default callback when a given - * collection is a string value. - * - * @private - * @param {string} value The character to inspect. - * @returns {number} Returns the code unit of given character. - */ - function charAtCallback(value) { - return value.charCodeAt(0); - } - - /** - * Used by `sortBy` to compare transformed `collection` elements, stable sorting - * them in ascending order. - * - * @private - * @param {Object} a The object to compare to `b`. - * @param {Object} b The object to compare to `a`. - * @returns {number} Returns the sort order indicator of `1` or `-1`. - */ - function compareAscending(a, b) { - var ac = a.criteria, - bc = b.criteria, - index = -1, - length = ac.length; - - while (++index < length) { - var value = ac[index], - other = bc[index]; - - if (value !== other) { - if (value > other || typeof value == 'undefined') { - return 1; - } - if (value < other || typeof other == 'undefined') { - return -1; - } - } - } - // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications - // that causes it, under certain circumstances, to return the same value for - // `a` and `b`. See https://github.com/jashkenas/underscore/pull/1247 - // - // This also ensures a stable sort in V8 and other engines. - // See http://code.google.com/p/v8/issues/detail?id=90 - return a.index - b.index; - } - - /** - * Creates a cache object to optimize linear searches of large arrays. - * - * @private - * @param {Array} [array=[]] The array to search. - * @returns {null|Object} Returns the cache object or `null` if caching should not be used. - */ - function createCache(array) { - var index = -1, - length = array.length, - first = array[0], - mid = array[(length / 2) | 0], - last = array[length - 1]; - - if (first && typeof first == 'object' && - mid && typeof mid == 'object' && last && typeof last == 'object') { - return false; - } - var cache = getObject(); - cache['false'] = cache['null'] = cache['true'] = cache['undefined'] = false; - - var result = getObject(); - result.array = array; - result.cache = cache; - result.push = cachePush; - - while (++index < length) { - result.push(array[index]); - } - return result; - } - - /** - * Used by `template` to escape characters for inclusion in compiled - * string literals. - * - * @private - * @param {string} match The matched character to escape. - * @returns {string} Returns the escaped character. - */ - function escapeStringChar(match) { - return '\\' + stringEscapes[match]; - } - - /** - * Gets an array from the array pool or creates a new one if the pool is empty. - * - * @private - * @returns {Array} The array from the pool. - */ - function getArray() { - return arrayPool.pop() || []; - } - - /** - * Gets an object from the object pool or creates a new one if the pool is empty. - * - * @private - * @returns {Object} The object from the pool. - */ - function getObject() { - return objectPool.pop() || { - 'array': null, - 'cache': null, - 'criteria': null, - 'false': false, - 'index': 0, - 'null': false, - 'number': null, - 'object': null, - 'push': null, - 'string': null, - 'true': false, - 'undefined': false, - 'value': null - }; - } - - /** - * Checks if `value` is a DOM node in IE < 9. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a DOM node, else `false`. - */ - function isNode(value) { - // IE < 9 presents DOM nodes as `Object` objects except they have `toString` - // methods that are `typeof` "string" and still can coerce nodes to strings - return typeof value.toString != 'function' && typeof (value + '') == 'string'; - } - - /** - * Releases the given array back to the array pool. - * - * @private - * @param {Array} [array] The array to release. - */ - function releaseArray(array) { - array.length = 0; - if (arrayPool.length < maxPoolSize) { - arrayPool.push(array); - } - } - - /** - * Releases the given object back to the object pool. - * - * @private - * @param {Object} [object] The object to release. - */ - function releaseObject(object) { - var cache = object.cache; - if (cache) { - releaseObject(cache); - } - object.array = object.cache = object.criteria = object.object = object.number = object.string = object.value = null; - if (objectPool.length < maxPoolSize) { - objectPool.push(object); - } - } - - /** - * Slices the `collection` from the `start` index up to, but not including, - * the `end` index. - * - * Note: This function is used instead of `Array#slice` to support node lists - * in IE < 9 and to ensure dense arrays are returned. - * - * @private - * @param {Array|Object|string} collection The collection to slice. - * @param {number} start The start index. - * @param {number} end The end index. - * @returns {Array} Returns the new array. - */ - function slice(array, start, end) { - start || (start = 0); - if (typeof end == 'undefined') { - end = array ? array.length : 0; - } - var index = -1, - length = end - start || 0, - result = Array(length < 0 ? 0 : length); - - while (++index < length) { - result[index] = array[start + index]; - } - return result; - } - - /*--------------------------------------------------------------------------*/ - - /** - * Create a new `lodash` function using the given context object. - * - * @static - * @memberOf _ - * @category Utilities - * @param {Object} [context=root] The context object. - * @returns {Function} Returns the `lodash` function. - */ - function runInContext(context) { - // Avoid issues with some ES3 environments that attempt to use values, named - // after built-in constructors like `Object`, for the creation of literals. - // ES5 clears this up by stating that literals must use built-in constructors. - // See http://es5.github.io/#x11.1.5. - context = context ? _.defaults(root.Object(), context, _.pick(root, contextProps)) : root; - - /** Native constructor references */ - var Array = context.Array, - Boolean = context.Boolean, - Date = context.Date, - Error = context.Error, - Function = context.Function, - Math = context.Math, - Number = context.Number, - Object = context.Object, - RegExp = context.RegExp, - String = context.String, - TypeError = context.TypeError; - - /** - * Used for `Array` method references. - * - * Normally `Array.prototype` would suffice, however, using an array literal - * avoids issues in Narwhal. - */ - var arrayRef = []; - - /** Used for native method references */ - var errorProto = Error.prototype, - objectProto = Object.prototype, - stringProto = String.prototype; - - /** Used to restore the original `_` reference in `noConflict` */ - var oldDash = context._; - - /** Used to resolve the internal [[Class]] of values */ - var toString = objectProto.toString; - - /** Used to detect if a method is native */ - var reNative = RegExp('^' + - String(toString) - .replace(/[.*+?^${}()|[\]\\]/g, '\\$&') - .replace(/toString| for [^\]]+/g, '.*?') + '$' - ); - - /** Native method shortcuts */ - var ceil = Math.ceil, - clearTimeout = context.clearTimeout, - floor = Math.floor, - fnToString = Function.prototype.toString, - getPrototypeOf = isNative(getPrototypeOf = Object.getPrototypeOf) && getPrototypeOf, - hasOwnProperty = objectProto.hasOwnProperty, - push = arrayRef.push, - propertyIsEnumerable = objectProto.propertyIsEnumerable, - setTimeout = context.setTimeout, - splice = arrayRef.splice, - unshift = arrayRef.unshift; - - /** Used to set meta data on functions */ - var defineProperty = (function() { - // IE 8 only accepts DOM elements - try { - var o = {}, - func = isNative(func = Object.defineProperty) && func, - result = func(o, o, o) && func; - } catch(e) { } - return result; - }()); - - /* Native method shortcuts for methods with the same name as other `lodash` methods */ - var nativeCreate = isNative(nativeCreate = Object.create) && nativeCreate, - nativeIsArray = isNative(nativeIsArray = Array.isArray) && nativeIsArray, - nativeIsFinite = context.isFinite, - nativeIsNaN = context.isNaN, - nativeKeys = isNative(nativeKeys = Object.keys) && nativeKeys, - nativeMax = Math.max, - nativeMin = Math.min, - nativeParseInt = context.parseInt, - nativeRandom = Math.random; - - /** Used to lookup a built-in constructor by [[Class]] */ - var ctorByClass = {}; - ctorByClass[arrayClass] = Array; - ctorByClass[boolClass] = Boolean; - ctorByClass[dateClass] = Date; - ctorByClass[funcClass] = Function; - ctorByClass[objectClass] = Object; - ctorByClass[numberClass] = Number; - ctorByClass[regexpClass] = RegExp; - ctorByClass[stringClass] = String; - - /** Used to avoid iterating non-enumerable properties in IE < 9 */ - var nonEnumProps = {}; - nonEnumProps[arrayClass] = nonEnumProps[dateClass] = nonEnumProps[numberClass] = { 'constructor': true, 'toLocaleString': true, 'toString': true, 'valueOf': true }; - nonEnumProps[boolClass] = nonEnumProps[stringClass] = { 'constructor': true, 'toString': true, 'valueOf': true }; - nonEnumProps[errorClass] = nonEnumProps[funcClass] = nonEnumProps[regexpClass] = { 'constructor': true, 'toString': true }; - nonEnumProps[objectClass] = { 'constructor': true }; - - (function() { - var length = shadowedProps.length; - while (length--) { - var key = shadowedProps[length]; - for (var className in nonEnumProps) { - if (hasOwnProperty.call(nonEnumProps, className) && !hasOwnProperty.call(nonEnumProps[className], key)) { - nonEnumProps[className][key] = false; - } - } - } - }()); - - /*--------------------------------------------------------------------------*/ - - /** - * Creates a `lodash` object which wraps the given value to enable intuitive - * method chaining. - * - * In addition to Lo-Dash methods, wrappers also have the following `Array` methods: - * `concat`, `join`, `pop`, `push`, `reverse`, `shift`, `slice`, `sort`, `splice`, - * and `unshift` - * - * Chaining is supported in custom builds as long as the `value` method is - * implicitly or explicitly included in the build. - * - * The chainable wrapper functions are: - * `after`, `assign`, `bind`, `bindAll`, `bindKey`, `chain`, `compact`, - * `compose`, `concat`, `countBy`, `create`, `createCallback`, `curry`, - * `debounce`, `defaults`, `defer`, `delay`, `difference`, `filter`, `flatten`, - * `forEach`, `forEachRight`, `forIn`, `forInRight`, `forOwn`, `forOwnRight`, - * `functions`, `groupBy`, `indexBy`, `initial`, `intersection`, `invert`, - * `invoke`, `keys`, `map`, `max`, `memoize`, `merge`, `min`, `object`, `omit`, - * `once`, `pairs`, `partial`, `partialRight`, `pick`, `pluck`, `pull`, `push`, - * `range`, `reject`, `remove`, `rest`, `reverse`, `shuffle`, `slice`, `sort`, - * `sortBy`, `splice`, `tap`, `throttle`, `times`, `toArray`, `transform`, - * `union`, `uniq`, `unshift`, `unzip`, `values`, `where`, `without`, `wrap`, - * and `zip` - * - * The non-chainable wrapper functions are: - * `clone`, `cloneDeep`, `contains`, `escape`, `every`, `find`, `findIndex`, - * `findKey`, `findLast`, `findLastIndex`, `findLastKey`, `has`, `identity`, - * `indexOf`, `isArguments`, `isArray`, `isBoolean`, `isDate`, `isElement`, - * `isEmpty`, `isEqual`, `isFinite`, `isFunction`, `isNaN`, `isNull`, `isNumber`, - * `isObject`, `isPlainObject`, `isRegExp`, `isString`, `isUndefined`, `join`, - * `lastIndexOf`, `mixin`, `noConflict`, `parseInt`, `pop`, `random`, `reduce`, - * `reduceRight`, `result`, `shift`, `size`, `some`, `sortedIndex`, `runInContext`, - * `template`, `unescape`, `uniqueId`, and `value` - * - * The wrapper functions `first` and `last` return wrapped values when `n` is - * provided, otherwise they return unwrapped values. - * - * Explicit chaining can be enabled by using the `_.chain` method. - * - * @name _ - * @constructor - * @category Chaining - * @param {*} value The value to wrap in a `lodash` instance. - * @returns {Object} Returns a `lodash` instance. - * @example - * - * var wrapped = _([1, 2, 3]); - * - * // returns an unwrapped value - * wrapped.reduce(function(sum, num) { - * return sum + num; - * }); - * // => 6 - * - * // returns a wrapped value - * var squares = wrapped.map(function(num) { - * return num * num; - * }); - * - * _.isArray(squares); - * // => false - * - * _.isArray(squares.value()); - * // => true - */ - function lodash(value) { - // don't wrap if already wrapped, even if wrapped by a different `lodash` constructor - return (value && typeof value == 'object' && !isArray(value) && hasOwnProperty.call(value, '__wrapped__')) - ? value - : new lodashWrapper(value); - } - - /** - * A fast path for creating `lodash` wrapper objects. - * - * @private - * @param {*} value The value to wrap in a `lodash` instance. - * @param {boolean} chainAll A flag to enable chaining for all methods - * @returns {Object} Returns a `lodash` instance. - */ - function lodashWrapper(value, chainAll) { - this.__chain__ = !!chainAll; - this.__wrapped__ = value; - } - // ensure `new lodashWrapper` is an instance of `lodash` - lodashWrapper.prototype = lodash.prototype; - - /** - * An object used to flag environments features. - * - * @static - * @memberOf _ - * @type Object - */ - var support = lodash.support = {}; - - (function() { - var ctor = function() { this.x = 1; }, - object = { '0': 1, 'length': 1 }, - props = []; - - ctor.prototype = { 'valueOf': 1, 'y': 1 }; - for (var key in new ctor) { props.push(key); } - for (key in arguments) { } - - /** - * Detect if an `arguments` object's [[Class]] is resolvable (all but Firefox < 4, IE < 9). - * - * @memberOf _.support - * @type boolean - */ - support.argsClass = toString.call(arguments) == argsClass; - - /** - * Detect if `arguments` objects are `Object` objects (all but Narwhal and Opera < 10.5). - * - * @memberOf _.support - * @type boolean - */ - support.argsObject = arguments.constructor == Object && !(arguments instanceof Array); - - /** - * Detect if `name` or `message` properties of `Error.prototype` are - * enumerable by default. (IE < 9, Safari < 5.1) - * - * @memberOf _.support - * @type boolean - */ - support.enumErrorProps = propertyIsEnumerable.call(errorProto, 'message') || propertyIsEnumerable.call(errorProto, 'name'); - - /** - * Detect if `prototype` properties are enumerable by default. - * - * Firefox < 3.6, Opera > 9.50 - Opera < 11.60, and Safari < 5.1 - * (if the prototype or a property on the prototype has been set) - * incorrectly sets a function's `prototype` property [[Enumerable]] - * value to `true`. - * - * @memberOf _.support - * @type boolean - */ - support.enumPrototypes = propertyIsEnumerable.call(ctor, 'prototype'); - - /** - * Detect if functions can be decompiled by `Function#toString` - * (all but PS3 and older Opera mobile browsers & avoided in Windows 8 apps). - * - * @memberOf _.support - * @type boolean - */ - support.funcDecomp = !isNative(context.WinRTError) && reThis.test(runInContext); - - /** - * Detect if `Function#name` is supported (all but IE). - * - * @memberOf _.support - * @type boolean - */ - support.funcNames = typeof Function.name == 'string'; - - /** - * Detect if `arguments` object indexes are non-enumerable - * (Firefox < 4, IE < 9, PhantomJS, Safari < 5.1). - * - * @memberOf _.support - * @type boolean - */ - support.nonEnumArgs = key != 0; - - /** - * Detect if properties shadowing those on `Object.prototype` are non-enumerable. - * - * In IE < 9 an objects own properties, shadowing non-enumerable ones, are - * made non-enumerable as well (a.k.a the JScript [[DontEnum]] bug). - * - * @memberOf _.support - * @type boolean - */ - support.nonEnumShadows = !/valueOf/.test(props); - - /** - * Detect if own properties are iterated after inherited properties (all but IE < 9). - * - * @memberOf _.support - * @type boolean - */ - support.ownLast = props[0] != 'x'; - - /** - * Detect if `Array#shift` and `Array#splice` augment array-like objects correctly. - * - * Firefox < 10, IE compatibility mode, and IE < 9 have buggy Array `shift()` - * and `splice()` functions that fail to remove the last element, `value[0]`, - * of array-like objects even though the `length` property is set to `0`. - * The `shift()` method is buggy in IE 8 compatibility mode, while `splice()` - * is buggy regardless of mode in IE < 9 and buggy in compatibility mode in IE 9. - * - * @memberOf _.support - * @type boolean - */ - support.spliceObjects = (arrayRef.splice.call(object, 0, 1), !object[0]); - - /** - * Detect lack of support for accessing string characters by index. - * - * IE < 8 can't access characters by index and IE 8 can only access - * characters by index on string literals. - * - * @memberOf _.support - * @type boolean - */ - support.unindexedChars = ('x'[0] + Object('x')[0]) != 'xx'; - - /** - * Detect if a DOM node's [[Class]] is resolvable (all but IE < 9) - * and that the JS engine errors when attempting to coerce an object to - * a string without a `toString` function. - * - * @memberOf _.support - * @type boolean - */ - try { - support.nodeClass = !(toString.call(document) == objectClass && !({ 'toString': 0 } + '')); - } catch(e) { - support.nodeClass = true; - } - }(1)); - - /** - * By default, the template delimiters used by Lo-Dash are similar to those in - * embedded Ruby (ERB). Change the following template settings to use alternative - * delimiters. - * - * @static - * @memberOf _ - * @type Object - */ - lodash.templateSettings = { - - /** - * Used to detect `data` property values to be HTML-escaped. - * - * @memberOf _.templateSettings - * @type RegExp - */ - 'escape': /<%-([\s\S]+?)%>/g, - - /** - * Used to detect code to be evaluated. - * - * @memberOf _.templateSettings - * @type RegExp - */ - 'evaluate': /<%([\s\S]+?)%>/g, - - /** - * Used to detect `data` property values to inject. - * - * @memberOf _.templateSettings - * @type RegExp - */ - 'interpolate': reInterpolate, - - /** - * Used to reference the data object in the template text. - * - * @memberOf _.templateSettings - * @type string - */ - 'variable': '', - - /** - * Used to import variables into the compiled template. - * - * @memberOf _.templateSettings - * @type Object - */ - 'imports': { - - /** - * A reference to the `lodash` function. - * - * @memberOf _.templateSettings.imports - * @type Function - */ - '_': lodash - } - }; - - /*--------------------------------------------------------------------------*/ - - /** - * The template used to create iterator functions. - * - * @private - * @param {Object} data The data object used to populate the text. - * @returns {string} Returns the interpolated text. - */ - var iteratorTemplate = function(obj) { - - var __p = 'var index, iterable = ' + - (obj.firstArg) + - ', result = ' + - (obj.init) + - ';\nif (!iterable) return result;\n' + - (obj.top) + - ';'; - if (obj.array) { - __p += '\nvar length = iterable.length; index = -1;\nif (' + - (obj.array) + - ') { '; - if (support.unindexedChars) { - __p += '\n if (isString(iterable)) {\n iterable = iterable.split(\'\')\n } '; - } - __p += '\n while (++index < length) {\n ' + - (obj.loop) + - ';\n }\n}\nelse { '; - } else if (support.nonEnumArgs) { - __p += '\n var length = iterable.length; index = -1;\n if (length && isArguments(iterable)) {\n while (++index < length) {\n index += \'\';\n ' + - (obj.loop) + - ';\n }\n } else { '; - } - - if (support.enumPrototypes) { - __p += '\n var skipProto = typeof iterable == \'function\';\n '; - } - - if (support.enumErrorProps) { - __p += '\n var skipErrorProps = iterable === errorProto || iterable instanceof Error;\n '; - } - - var conditions = []; if (support.enumPrototypes) { conditions.push('!(skipProto && index == "prototype")'); } if (support.enumErrorProps) { conditions.push('!(skipErrorProps && (index == "message" || index == "name"))'); } - - if (obj.useHas && obj.keys) { - __p += '\n var ownIndex = -1,\n ownProps = objectTypes[typeof iterable] && keys(iterable),\n length = ownProps ? ownProps.length : 0;\n\n while (++ownIndex < length) {\n index = ownProps[ownIndex];\n'; - if (conditions.length) { - __p += ' if (' + - (conditions.join(' && ')) + - ') {\n '; - } - __p += - (obj.loop) + - '; '; - if (conditions.length) { - __p += '\n }'; - } - __p += '\n } '; - } else { - __p += '\n for (index in iterable) {\n'; - if (obj.useHas) { conditions.push("hasOwnProperty.call(iterable, index)"); } if (conditions.length) { - __p += ' if (' + - (conditions.join(' && ')) + - ') {\n '; - } - __p += - (obj.loop) + - '; '; - if (conditions.length) { - __p += '\n }'; - } - __p += '\n } '; - if (support.nonEnumShadows) { - __p += '\n\n if (iterable !== objectProto) {\n var ctor = iterable.constructor,\n isProto = iterable === (ctor && ctor.prototype),\n className = iterable === stringProto ? stringClass : iterable === errorProto ? errorClass : toString.call(iterable),\n nonEnum = nonEnumProps[className];\n '; - for (k = 0; k < 7; k++) { - __p += '\n index = \'' + - (obj.shadowedProps[k]) + - '\';\n if ((!(isProto && nonEnum[index]) && hasOwnProperty.call(iterable, index))'; - if (!obj.useHas) { - __p += ' || (!nonEnum[index] && iterable[index] !== objectProto[index])'; - } - __p += ') {\n ' + - (obj.loop) + - ';\n } '; - } - __p += '\n } '; - } - - } - - if (obj.array || support.nonEnumArgs) { - __p += '\n}'; - } - __p += - (obj.bottom) + - ';\nreturn result'; - - return __p - }; - - /*--------------------------------------------------------------------------*/ - - /** - * The base implementation of `_.bind` that creates the bound function and - * sets its meta data. - * - * @private - * @param {Array} bindData The bind data array. - * @returns {Function} Returns the new bound function. - */ - function baseBind(bindData) { - var func = bindData[0], - partialArgs = bindData[2], - thisArg = bindData[4]; - - function bound() { - // `Function#bind` spec - // http://es5.github.io/#x15.3.4.5 - if (partialArgs) { - // avoid `arguments` object deoptimizations by using `slice` instead - // of `Array.prototype.slice.call` and not assigning `arguments` to a - // variable as a ternary expression - var args = slice(partialArgs); - push.apply(args, arguments); - } - // mimic the constructor's `return` behavior - // http://es5.github.io/#x13.2.2 - if (this instanceof bound) { - // ensure `new bound` is an instance of `func` - var thisBinding = baseCreate(func.prototype), - result = func.apply(thisBinding, args || arguments); - return isObject(result) ? result : thisBinding; - } - return func.apply(thisArg, args || arguments); - } - setBindData(bound, bindData); - return bound; - } - - /** - * The base implementation of `_.clone` without argument juggling or support - * for `thisArg` binding. - * - * @private - * @param {*} value The value to clone. - * @param {boolean} [isDeep=false] Specify a deep clone. - * @param {Function} [callback] The function to customize cloning values. - * @param {Array} [stackA=[]] Tracks traversed source objects. - * @param {Array} [stackB=[]] Associates clones with source counterparts. - * @returns {*} Returns the cloned value. - */ - function baseClone(value, isDeep, callback, stackA, stackB) { - if (callback) { - var result = callback(value); - if (typeof result != 'undefined') { - return result; - } - } - // inspect [[Class]] - var isObj = isObject(value); - if (isObj) { - var className = toString.call(value); - if (!cloneableClasses[className] || (!support.nodeClass && isNode(value))) { - return value; - } - var ctor = ctorByClass[className]; - switch (className) { - case boolClass: - case dateClass: - return new ctor(+value); - - case numberClass: - case stringClass: - return new ctor(value); - - case regexpClass: - result = ctor(value.source, reFlags.exec(value)); - result.lastIndex = value.lastIndex; - return result; - } - } else { - return value; - } - var isArr = isArray(value); - if (isDeep) { - // check for circular references and return corresponding clone - var initedStack = !stackA; - stackA || (stackA = getArray()); - stackB || (stackB = getArray()); - - var length = stackA.length; - while (length--) { - if (stackA[length] == value) { - return stackB[length]; - } - } - result = isArr ? ctor(value.length) : {}; - } - else { - result = isArr ? slice(value) : assign({}, value); - } - // add array properties assigned by `RegExp#exec` - if (isArr) { - if (hasOwnProperty.call(value, 'index')) { - result.index = value.index; - } - if (hasOwnProperty.call(value, 'input')) { - result.input = value.input; - } - } - // exit for shallow clone - if (!isDeep) { - return result; - } - // add the source value to the stack of traversed objects - // and associate it with its clone - stackA.push(value); - stackB.push(result); - - // recursively populate clone (susceptible to call stack limits) - (isArr ? baseEach : forOwn)(value, function(objValue, key) { - result[key] = baseClone(objValue, isDeep, callback, stackA, stackB); - }); - - if (initedStack) { - releaseArray(stackA); - releaseArray(stackB); - } - return result; - } - - /** - * The base implementation of `_.create` without support for assigning - * properties to the created object. - * - * @private - * @param {Object} prototype The object to inherit from. - * @returns {Object} Returns the new object. - */ - function baseCreate(prototype, properties) { - return isObject(prototype) ? nativeCreate(prototype) : {}; - } - // fallback for browsers without `Object.create` - if (!nativeCreate) { - baseCreate = (function() { - function Object() {} - return function(prototype) { - if (isObject(prototype)) { - Object.prototype = prototype; - var result = new Object; - Object.prototype = null; - } - return result || context.Object(); - }; - }()); - } - - /** - * The base implementation of `_.createCallback` without support for creating - * "_.pluck" or "_.where" style callbacks. - * - * @private - * @param {*} [func=identity] The value to convert to a callback. - * @param {*} [thisArg] The `this` binding of the created callback. - * @param {number} [argCount] The number of arguments the callback accepts. - * @returns {Function} Returns a callback function. - */ - function baseCreateCallback(func, thisArg, argCount) { - if (typeof func != 'function') { - return identity; - } - // exit early for no `thisArg` or already bound by `Function#bind` - if (typeof thisArg == 'undefined' || !('prototype' in func)) { - return func; - } - var bindData = func.__bindData__; - if (typeof bindData == 'undefined') { - if (support.funcNames) { - bindData = !func.name; - } - bindData = bindData || !support.funcDecomp; - if (!bindData) { - var source = fnToString.call(func); - if (!support.funcNames) { - bindData = !reFuncName.test(source); - } - if (!bindData) { - // checks if `func` references the `this` keyword and stores the result - bindData = reThis.test(source); - setBindData(func, bindData); - } - } - } - // exit early if there are no `this` references or `func` is bound - if (bindData === false || (bindData !== true && bindData[1] & 1)) { - return func; - } - switch (argCount) { - case 1: return function(value) { - return func.call(thisArg, value); - }; - case 2: return function(a, b) { - return func.call(thisArg, a, b); - }; - case 3: return function(value, index, collection) { - return func.call(thisArg, value, index, collection); - }; - case 4: return function(accumulator, value, index, collection) { - return func.call(thisArg, accumulator, value, index, collection); - }; - } - return bind(func, thisArg); - } - - /** - * The base implementation of `createWrapper` that creates the wrapper and - * sets its meta data. - * - * @private - * @param {Array} bindData The bind data array. - * @returns {Function} Returns the new function. - */ - function baseCreateWrapper(bindData) { - var func = bindData[0], - bitmask = bindData[1], - partialArgs = bindData[2], - partialRightArgs = bindData[3], - thisArg = bindData[4], - arity = bindData[5]; - - var isBind = bitmask & 1, - isBindKey = bitmask & 2, - isCurry = bitmask & 4, - isCurryBound = bitmask & 8, - key = func; - - function bound() { - var thisBinding = isBind ? thisArg : this; - if (partialArgs) { - var args = slice(partialArgs); - push.apply(args, arguments); - } - if (partialRightArgs || isCurry) { - args || (args = slice(arguments)); - if (partialRightArgs) { - push.apply(args, partialRightArgs); - } - if (isCurry && args.length < arity) { - bitmask |= 16 & ~32; - return baseCreateWrapper([func, (isCurryBound ? bitmask : bitmask & ~3), args, null, thisArg, arity]); - } - } - args || (args = arguments); - if (isBindKey) { - func = thisBinding[key]; - } - if (this instanceof bound) { - thisBinding = baseCreate(func.prototype); - var result = func.apply(thisBinding, args); - return isObject(result) ? result : thisBinding; - } - return func.apply(thisBinding, args); - } - setBindData(bound, bindData); - return bound; - } - - /** - * The base implementation of `_.difference` that accepts a single array - * of values to exclude. - * - * @private - * @param {Array} array The array to process. - * @param {Array} [values] The array of values to exclude. - * @returns {Array} Returns a new array of filtered values. - */ - function baseDifference(array, values) { - var index = -1, - indexOf = getIndexOf(), - length = array ? array.length : 0, - isLarge = length >= largeArraySize && indexOf === baseIndexOf, - result = []; - - if (isLarge) { - var cache = createCache(values); - if (cache) { - indexOf = cacheIndexOf; - values = cache; - } else { - isLarge = false; - } - } - while (++index < length) { - var value = array[index]; - if (indexOf(values, value) < 0) { - result.push(value); - } - } - if (isLarge) { - releaseObject(values); - } - return result; - } - - /** - * The base implementation of `_.flatten` without support for callback - * shorthands or `thisArg` binding. - * - * @private - * @param {Array} array The array to flatten. - * @param {boolean} [isShallow=false] A flag to restrict flattening to a single level. - * @param {boolean} [isStrict=false] A flag to restrict flattening to arrays and `arguments` objects. - * @param {number} [fromIndex=0] The index to start from. - * @returns {Array} Returns a new flattened array. - */ - function baseFlatten(array, isShallow, isStrict, fromIndex) { - var index = (fromIndex || 0) - 1, - length = array ? array.length : 0, - result = []; - - while (++index < length) { - var value = array[index]; - - if (value && typeof value == 'object' && typeof value.length == 'number' - && (isArray(value) || isArguments(value))) { - // recursively flatten arrays (susceptible to call stack limits) - if (!isShallow) { - value = baseFlatten(value, isShallow, isStrict); - } - var valIndex = -1, - valLength = value.length, - resIndex = result.length; - - result.length += valLength; - while (++valIndex < valLength) { - result[resIndex++] = value[valIndex]; - } - } else if (!isStrict) { - result.push(value); - } - } - return result; - } - - /** - * The base implementation of `_.isEqual`, without support for `thisArg` binding, - * that allows partial "_.where" style comparisons. - * - * @private - * @param {*} a The value to compare. - * @param {*} b The other value to compare. - * @param {Function} [callback] The function to customize comparing values. - * @param {Function} [isWhere=false] A flag to indicate performing partial comparisons. - * @param {Array} [stackA=[]] Tracks traversed `a` objects. - * @param {Array} [stackB=[]] Tracks traversed `b` objects. - * @returns {boolean} Returns `true` if the values are equivalent, else `false`. - */ - function baseIsEqual(a, b, callback, isWhere, stackA, stackB) { - // used to indicate that when comparing objects, `a` has at least the properties of `b` - if (callback) { - var result = callback(a, b); - if (typeof result != 'undefined') { - return !!result; - } - } - // exit early for identical values - if (a === b) { - // treat `+0` vs. `-0` as not equal - return a !== 0 || (1 / a == 1 / b); - } - var type = typeof a, - otherType = typeof b; - - // exit early for unlike primitive values - if (a === a && - !(a && objectTypes[type]) && - !(b && objectTypes[otherType])) { - return false; - } - // exit early for `null` and `undefined` avoiding ES3's Function#call behavior - // http://es5.github.io/#x15.3.4.4 - if (a == null || b == null) { - return a === b; - } - // compare [[Class]] names - var className = toString.call(a), - otherClass = toString.call(b); - - if (className == argsClass) { - className = objectClass; - } - if (otherClass == argsClass) { - otherClass = objectClass; - } - if (className != otherClass) { - return false; - } - switch (className) { - case boolClass: - case dateClass: - // coerce dates and booleans to numbers, dates to milliseconds and booleans - // to `1` or `0` treating invalid dates coerced to `NaN` as not equal - return +a == +b; - - case numberClass: - // treat `NaN` vs. `NaN` as equal - return (a != +a) - ? b != +b - // but treat `+0` vs. `-0` as not equal - : (a == 0 ? (1 / a == 1 / b) : a == +b); - - case regexpClass: - case stringClass: - // coerce regexes to strings (http://es5.github.io/#x15.10.6.4) - // treat string primitives and their corresponding object instances as equal - return a == String(b); - } - var isArr = className == arrayClass; - if (!isArr) { - // unwrap any `lodash` wrapped values - var aWrapped = hasOwnProperty.call(a, '__wrapped__'), - bWrapped = hasOwnProperty.call(b, '__wrapped__'); - - if (aWrapped || bWrapped) { - return baseIsEqual(aWrapped ? a.__wrapped__ : a, bWrapped ? b.__wrapped__ : b, callback, isWhere, stackA, stackB); - } - // exit for functions and DOM nodes - if (className != objectClass || (!support.nodeClass && (isNode(a) || isNode(b)))) { - return false; - } - // in older versions of Opera, `arguments` objects have `Array` constructors - var ctorA = !support.argsObject && isArguments(a) ? Object : a.constructor, - ctorB = !support.argsObject && isArguments(b) ? Object : b.constructor; - - // non `Object` object instances with different constructors are not equal - if (ctorA != ctorB && - !(isFunction(ctorA) && ctorA instanceof ctorA && isFunction(ctorB) && ctorB instanceof ctorB) && - ('constructor' in a && 'constructor' in b) - ) { - return false; - } - } - // assume cyclic structures are equal - // the algorithm for detecting cyclic structures is adapted from ES 5.1 - // section 15.12.3, abstract operation `JO` (http://es5.github.io/#x15.12.3) - var initedStack = !stackA; - stackA || (stackA = getArray()); - stackB || (stackB = getArray()); - - var length = stackA.length; - while (length--) { - if (stackA[length] == a) { - return stackB[length] == b; - } - } - var size = 0; - result = true; - - // add `a` and `b` to the stack of traversed objects - stackA.push(a); - stackB.push(b); - - // recursively compare objects and arrays (susceptible to call stack limits) - if (isArr) { - // compare lengths to determine if a deep comparison is necessary - length = a.length; - size = b.length; - result = size == length; - - if (result || isWhere) { - // deep compare the contents, ignoring non-numeric properties - while (size--) { - var index = length, - value = b[size]; - - if (isWhere) { - while (index--) { - if ((result = baseIsEqual(a[index], value, callback, isWhere, stackA, stackB))) { - break; - } - } - } else if (!(result = baseIsEqual(a[size], value, callback, isWhere, stackA, stackB))) { - break; - } - } - } - } - else { - // deep compare objects using `forIn`, instead of `forOwn`, to avoid `Object.keys` - // which, in this case, is more costly - forIn(b, function(value, key, b) { - if (hasOwnProperty.call(b, key)) { - // count the number of properties. - size++; - // deep compare each property value. - return (result = hasOwnProperty.call(a, key) && baseIsEqual(a[key], value, callback, isWhere, stackA, stackB)); - } - }); - - if (result && !isWhere) { - // ensure both objects have the same number of properties - forIn(a, function(value, key, a) { - if (hasOwnProperty.call(a, key)) { - // `size` will be `-1` if `a` has more properties than `b` - return (result = --size > -1); - } - }); - } - } - stackA.pop(); - stackB.pop(); - - if (initedStack) { - releaseArray(stackA); - releaseArray(stackB); - } - return result; - } - - /** - * The base implementation of `_.merge` without argument juggling or support - * for `thisArg` binding. - * - * @private - * @param {Object} object The destination object. - * @param {Object} source The source object. - * @param {Function} [callback] The function to customize merging properties. - * @param {Array} [stackA=[]] Tracks traversed source objects. - * @param {Array} [stackB=[]] Associates values with source counterparts. - */ - function baseMerge(object, source, callback, stackA, stackB) { - (isArray(source) ? forEach : forOwn)(source, function(source, key) { - var found, - isArr, - result = source, - value = object[key]; - - if (source && ((isArr = isArray(source)) || isPlainObject(source))) { - // avoid merging previously merged cyclic sources - var stackLength = stackA.length; - while (stackLength--) { - if ((found = stackA[stackLength] == source)) { - value = stackB[stackLength]; - break; - } - } - if (!found) { - var isShallow; - if (callback) { - result = callback(value, source); - if ((isShallow = typeof result != 'undefined')) { - value = result; - } - } - if (!isShallow) { - value = isArr - ? (isArray(value) ? value : []) - : (isPlainObject(value) ? value : {}); - } - // add `source` and associated `value` to the stack of traversed objects - stackA.push(source); - stackB.push(value); - - // recursively merge objects and arrays (susceptible to call stack limits) - if (!isShallow) { - baseMerge(value, source, callback, stackA, stackB); - } - } - } - else { - if (callback) { - result = callback(value, source); - if (typeof result == 'undefined') { - result = source; - } - } - if (typeof result != 'undefined') { - value = result; - } - } - object[key] = value; - }); - } - - /** - * The base implementation of `_.random` without argument juggling or support - * for returning floating-point numbers. - * - * @private - * @param {number} min The minimum possible value. - * @param {number} max The maximum possible value. - * @returns {number} Returns a random number. - */ - function baseRandom(min, max) { - return min + floor(nativeRandom() * (max - min + 1)); - } - - /** - * The base implementation of `_.uniq` without support for callback shorthands - * or `thisArg` binding. - * - * @private - * @param {Array} array The array to process. - * @param {boolean} [isSorted=false] A flag to indicate that `array` is sorted. - * @param {Function} [callback] The function called per iteration. - * @returns {Array} Returns a duplicate-value-free array. - */ - function baseUniq(array, isSorted, callback) { - var index = -1, - indexOf = getIndexOf(), - length = array ? array.length : 0, - result = []; - - var isLarge = !isSorted && length >= largeArraySize && indexOf === baseIndexOf, - seen = (callback || isLarge) ? getArray() : result; - - if (isLarge) { - var cache = createCache(seen); - indexOf = cacheIndexOf; - seen = cache; - } - while (++index < length) { - var value = array[index], - computed = callback ? callback(value, index, array) : value; - - if (isSorted - ? !index || seen[seen.length - 1] !== computed - : indexOf(seen, computed) < 0 - ) { - if (callback || isLarge) { - seen.push(computed); - } - result.push(value); - } - } - if (isLarge) { - releaseArray(seen.array); - releaseObject(seen); - } else if (callback) { - releaseArray(seen); - } - return result; - } - - /** - * Creates a function that aggregates a collection, creating an object composed - * of keys generated from the results of running each element of the collection - * through a callback. The given `setter` function sets the keys and values - * of the composed object. - * - * @private - * @param {Function} setter The setter function. - * @returns {Function} Returns the new aggregator function. - */ - function createAggregator(setter) { - return function(collection, callback, thisArg) { - var result = {}; - callback = lodash.createCallback(callback, thisArg, 3); - - if (isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - var value = collection[index]; - setter(result, value, callback(value, index, collection), collection); - } - } else { - baseEach(collection, function(value, key, collection) { - setter(result, value, callback(value, key, collection), collection); - }); - } - return result; - }; - } - - /** - * Creates a function that, when called, either curries or invokes `func` - * with an optional `this` binding and partially applied arguments. - * - * @private - * @param {Function|string} func The function or method name to reference. - * @param {number} bitmask The bitmask of method flags to compose. - * The bitmask may be composed of the following flags: - * 1 - `_.bind` - * 2 - `_.bindKey` - * 4 - `_.curry` - * 8 - `_.curry` (bound) - * 16 - `_.partial` - * 32 - `_.partialRight` - * @param {Array} [partialArgs] An array of arguments to prepend to those - * provided to the new function. - * @param {Array} [partialRightArgs] An array of arguments to append to those - * provided to the new function. - * @param {*} [thisArg] The `this` binding of `func`. - * @param {number} [arity] The arity of `func`. - * @returns {Function} Returns the new function. - */ - function createWrapper(func, bitmask, partialArgs, partialRightArgs, thisArg, arity) { - var isBind = bitmask & 1, - isBindKey = bitmask & 2, - isCurry = bitmask & 4, - isCurryBound = bitmask & 8, - isPartial = bitmask & 16, - isPartialRight = bitmask & 32; - - if (!isBindKey && !isFunction(func)) { - throw new TypeError; - } - if (isPartial && !partialArgs.length) { - bitmask &= ~16; - isPartial = partialArgs = false; - } - if (isPartialRight && !partialRightArgs.length) { - bitmask &= ~32; - isPartialRight = partialRightArgs = false; - } - var bindData = func && func.__bindData__; - if (bindData && bindData !== true) { - // clone `bindData` - bindData = slice(bindData); - if (bindData[2]) { - bindData[2] = slice(bindData[2]); - } - if (bindData[3]) { - bindData[3] = slice(bindData[3]); - } - // set `thisBinding` is not previously bound - if (isBind && !(bindData[1] & 1)) { - bindData[4] = thisArg; - } - // set if previously bound but not currently (subsequent curried functions) - if (!isBind && bindData[1] & 1) { - bitmask |= 8; - } - // set curried arity if not yet set - if (isCurry && !(bindData[1] & 4)) { - bindData[5] = arity; - } - // append partial left arguments - if (isPartial) { - push.apply(bindData[2] || (bindData[2] = []), partialArgs); - } - // append partial right arguments - if (isPartialRight) { - unshift.apply(bindData[3] || (bindData[3] = []), partialRightArgs); - } - // merge flags - bindData[1] |= bitmask; - return createWrapper.apply(null, bindData); - } - // fast path for `_.bind` - var creater = (bitmask == 1 || bitmask === 17) ? baseBind : baseCreateWrapper; - return creater([func, bitmask, partialArgs, partialRightArgs, thisArg, arity]); - } - - /** - * Creates compiled iteration functions. - * - * @private - * @param {...Object} [options] The compile options object(s). - * @param {string} [options.array] Code to determine if the iterable is an array or array-like. - * @param {boolean} [options.useHas] Specify using `hasOwnProperty` checks in the object loop. - * @param {Function} [options.keys] A reference to `_.keys` for use in own property iteration. - * @param {string} [options.args] A comma separated string of iteration function arguments. - * @param {string} [options.top] Code to execute before the iteration branches. - * @param {string} [options.loop] Code to execute in the object loop. - * @param {string} [options.bottom] Code to execute after the iteration branches. - * @returns {Function} Returns the compiled function. - */ - function createIterator() { - // data properties - iteratorData.shadowedProps = shadowedProps; - - // iterator options - iteratorData.array = iteratorData.bottom = iteratorData.loop = iteratorData.top = ''; - iteratorData.init = 'iterable'; - iteratorData.useHas = true; - - // merge options into a template data object - for (var object, index = 0; object = arguments[index]; index++) { - for (var key in object) { - iteratorData[key] = object[key]; - } - } - var args = iteratorData.args; - iteratorData.firstArg = /^[^,]+/.exec(args)[0]; - - // create the function factory - var factory = Function( - 'baseCreateCallback, errorClass, errorProto, hasOwnProperty, ' + - 'indicatorObject, isArguments, isArray, isString, keys, objectProto, ' + - 'objectTypes, nonEnumProps, stringClass, stringProto, toString', - 'return function(' + args + ') {\n' + iteratorTemplate(iteratorData) + '\n}' - ); - - // return the compiled function - return factory( - baseCreateCallback, errorClass, errorProto, hasOwnProperty, - indicatorObject, isArguments, isArray, isString, iteratorData.keys, objectProto, - objectTypes, nonEnumProps, stringClass, stringProto, toString - ); - } - - /** - * Used by `escape` to convert characters to HTML entities. - * - * @private - * @param {string} match The matched character to escape. - * @returns {string} Returns the escaped character. - */ - function escapeHtmlChar(match) { - return htmlEscapes[match]; - } - - /** - * Gets the appropriate "indexOf" function. If the `_.indexOf` method is - * customized, this method returns the custom method, otherwise it returns - * the `baseIndexOf` function. - * - * @private - * @returns {Function} Returns the "indexOf" function. - */ - function getIndexOf() { - var result = (result = lodash.indexOf) === indexOf ? baseIndexOf : result; - return result; - } - - /** - * Checks if `value` is a native function. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a native function, else `false`. - */ - function isNative(value) { - return typeof value == 'function' && reNative.test(value); - } - - /** - * Sets `this` binding data on a given function. - * - * @private - * @param {Function} func The function to set data on. - * @param {Array} value The data array to set. - */ - var setBindData = !defineProperty ? noop : function(func, value) { - descriptor.value = value; - defineProperty(func, '__bindData__', descriptor); - }; - - /** - * A fallback implementation of `isPlainObject` which checks if a given value - * is an object created by the `Object` constructor, assuming objects created - * by the `Object` constructor have no inherited enumerable properties and that - * there are no `Object.prototype` extensions. - * - * @private - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. - */ - function shimIsPlainObject(value) { - var ctor, - result; - - // avoid non Object objects, `arguments` objects, and DOM elements - if (!(value && toString.call(value) == objectClass) || - (ctor = value.constructor, isFunction(ctor) && !(ctor instanceof ctor)) || - (!support.argsClass && isArguments(value)) || - (!support.nodeClass && isNode(value))) { - return false; - } - // IE < 9 iterates inherited properties before own properties. If the first - // iterated property is an object's own property then there are no inherited - // enumerable properties. - if (support.ownLast) { - forIn(value, function(value, key, object) { - result = hasOwnProperty.call(object, key); - return false; - }); - return result !== false; - } - // In most environments an object's own properties are iterated before - // its inherited properties. If the last iterated property is an object's - // own property then there are no inherited enumerable properties. - forIn(value, function(value, key) { - result = key; - }); - return typeof result == 'undefined' || hasOwnProperty.call(value, result); - } - - /** - * Used by `unescape` to convert HTML entities to characters. - * - * @private - * @param {string} match The matched character to unescape. - * @returns {string} Returns the unescaped character. - */ - function unescapeHtmlChar(match) { - return htmlUnescapes[match]; - } - - /*--------------------------------------------------------------------------*/ - - /** - * Checks if `value` is an `arguments` object. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is an `arguments` object, else `false`. - * @example - * - * (function() { return _.isArguments(arguments); })(1, 2, 3); - * // => true - * - * _.isArguments([1, 2, 3]); - * // => false - */ - function isArguments(value) { - return value && typeof value == 'object' && typeof value.length == 'number' && - toString.call(value) == argsClass || false; - } - // fallback for browsers that can't detect `arguments` objects by [[Class]] - if (!support.argsClass) { - isArguments = function(value) { - return value && typeof value == 'object' && typeof value.length == 'number' && - hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee') || false; - }; - } - - /** - * Checks if `value` is an array. - * - * @static - * @memberOf _ - * @type Function - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is an array, else `false`. - * @example - * - * (function() { return _.isArray(arguments); })(); - * // => false - * - * _.isArray([1, 2, 3]); - * // => true - */ - var isArray = nativeIsArray || function(value) { - return value && typeof value == 'object' && typeof value.length == 'number' && - toString.call(value) == arrayClass || false; - }; - - /** - * A fallback implementation of `Object.keys` which produces an array of the - * given object's own enumerable property names. - * - * @private - * @type Function - * @param {Object} object The object to inspect. - * @returns {Array} Returns an array of property names. - */ - var shimKeys = createIterator({ - 'args': 'object', - 'init': '[]', - 'top': 'if (!(objectTypes[typeof object])) return result', - 'loop': 'result.push(index)' - }); - - /** - * Creates an array composed of the own enumerable property names of an object. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to inspect. - * @returns {Array} Returns an array of property names. - * @example - * - * _.keys({ 'one': 1, 'two': 2, 'three': 3 }); - * // => ['one', 'two', 'three'] (property order is not guaranteed across environments) - */ - var keys = !nativeKeys ? shimKeys : function(object) { - if (!isObject(object)) { - return []; - } - if ((support.enumPrototypes && typeof object == 'function') || - (support.nonEnumArgs && object.length && isArguments(object))) { - return shimKeys(object); - } - return nativeKeys(object); - }; - - /** Reusable iterator options shared by `each`, `forIn`, and `forOwn` */ - var eachIteratorOptions = { - 'args': 'collection, callback, thisArg', - 'top': "callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3)", - 'array': "typeof length == 'number'", - 'keys': keys, - 'loop': 'if (callback(iterable[index], index, collection) === false) return result' - }; - - /** Reusable iterator options for `assign` and `defaults` */ - var defaultsIteratorOptions = { - 'args': 'object, source, guard', - 'top': - 'var args = arguments,\n' + - ' argsIndex = 0,\n' + - " argsLength = typeof guard == 'number' ? 2 : args.length;\n" + - 'while (++argsIndex < argsLength) {\n' + - ' iterable = args[argsIndex];\n' + - ' if (iterable && objectTypes[typeof iterable]) {', - 'keys': keys, - 'loop': "if (typeof result[index] == 'undefined') result[index] = iterable[index]", - 'bottom': ' }\n}' - }; - - /** Reusable iterator options for `forIn` and `forOwn` */ - var forOwnIteratorOptions = { - 'top': 'if (!objectTypes[typeof iterable]) return result;\n' + eachIteratorOptions.top, - 'array': false - }; - - /** - * Used to convert characters to HTML entities: - * - * Though the `>` character is escaped for symmetry, characters like `>` and `/` - * don't require escaping in HTML and have no special meaning unless they're part - * of a tag or an unquoted attribute value. - * http://mathiasbynens.be/notes/ambiguous-ampersands (under "semi-related fun fact") - */ - var htmlEscapes = { - '&': '&', - '<': '<', - '>': '>', - '"': '"', - "'": ''' - }; - - /** Used to convert HTML entities to characters */ - var htmlUnescapes = invert(htmlEscapes); - - /** Used to match HTML entities and HTML characters */ - var reEscapedHtml = RegExp('(' + keys(htmlUnescapes).join('|') + ')', 'g'), - reUnescapedHtml = RegExp('[' + keys(htmlEscapes).join('') + ']', 'g'); - - /** - * A function compiled to iterate `arguments` objects, arrays, objects, and - * strings consistenly across environments, executing the callback for each - * element in the collection. The callback is bound to `thisArg` and invoked - * with three arguments; (value, index|key, collection). Callbacks may exit - * iteration early by explicitly returning `false`. - * - * @private - * @type Function - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array|Object|string} Returns `collection`. - */ - var baseEach = createIterator(eachIteratorOptions); - - /*--------------------------------------------------------------------------*/ - - /** - * Assigns own enumerable properties of source object(s) to the destination - * object. Subsequent sources will overwrite property assignments of previous - * sources. If a callback is provided it will be executed to produce the - * assigned values. The callback is bound to `thisArg` and invoked with two - * arguments; (objectValue, sourceValue). - * - * @static - * @memberOf _ - * @type Function - * @alias extend - * @category Objects - * @param {Object} object The destination object. - * @param {...Object} [source] The source objects. - * @param {Function} [callback] The function to customize assigning values. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns the destination object. - * @example - * - * _.assign({ 'name': 'fred' }, { 'employer': 'slate' }); - * // => { 'name': 'fred', 'employer': 'slate' } - * - * var defaults = _.partialRight(_.assign, function(a, b) { - * return typeof a == 'undefined' ? b : a; - * }); - * - * var object = { 'name': 'barney' }; - * defaults(object, { 'name': 'fred', 'employer': 'slate' }); - * // => { 'name': 'barney', 'employer': 'slate' } - */ - var assign = createIterator(defaultsIteratorOptions, { - 'top': - defaultsIteratorOptions.top.replace(';', - ';\n' + - "if (argsLength > 3 && typeof args[argsLength - 2] == 'function') {\n" + - ' var callback = baseCreateCallback(args[--argsLength - 1], args[argsLength--], 2);\n' + - "} else if (argsLength > 2 && typeof args[argsLength - 1] == 'function') {\n" + - ' callback = args[--argsLength];\n' + - '}' - ), - 'loop': 'result[index] = callback ? callback(result[index], iterable[index]) : iterable[index]' - }); - - /** - * Creates a clone of `value`. If `isDeep` is `true` nested objects will also - * be cloned, otherwise they will be assigned by reference. If a callback - * is provided it will be executed to produce the cloned values. If the - * callback returns `undefined` cloning will be handled by the method instead. - * The callback is bound to `thisArg` and invoked with one argument; (value). - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to clone. - * @param {boolean} [isDeep=false] Specify a deep clone. - * @param {Function} [callback] The function to customize cloning values. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the cloned value. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * var shallow = _.clone(characters); - * shallow[0] === characters[0]; - * // => true - * - * var deep = _.clone(characters, true); - * deep[0] === characters[0]; - * // => false - * - * _.mixin({ - * 'clone': _.partialRight(_.clone, function(value) { - * return _.isElement(value) ? value.cloneNode(false) : undefined; - * }) - * }); - * - * var clone = _.clone(document.body); - * clone.childNodes.length; - * // => 0 - */ - function clone(value, isDeep, callback, thisArg) { - // allows working with "Collections" methods without using their `index` - // and `collection` arguments for `isDeep` and `callback` - if (typeof isDeep != 'boolean' && isDeep != null) { - thisArg = callback; - callback = isDeep; - isDeep = false; - } - return baseClone(value, isDeep, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1)); - } - - /** - * Creates a deep clone of `value`. If a callback is provided it will be - * executed to produce the cloned values. If the callback returns `undefined` - * cloning will be handled by the method instead. The callback is bound to - * `thisArg` and invoked with one argument; (value). - * - * Note: This method is loosely based on the structured clone algorithm. Functions - * and DOM nodes are **not** cloned. The enumerable properties of `arguments` objects and - * objects created by constructors other than `Object` are cloned to plain `Object` objects. - * See http://www.w3.org/TR/html5/infrastructure.html#internal-structured-cloning-algorithm. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to deep clone. - * @param {Function} [callback] The function to customize cloning values. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the deep cloned value. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * var deep = _.cloneDeep(characters); - * deep[0] === characters[0]; - * // => false - * - * var view = { - * 'label': 'docs', - * 'node': element - * }; - * - * var clone = _.cloneDeep(view, function(value) { - * return _.isElement(value) ? value.cloneNode(true) : undefined; - * }); - * - * clone.node == view.node; - * // => false - */ - function cloneDeep(value, callback, thisArg) { - return baseClone(value, true, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1)); - } - - /** - * Creates an object that inherits from the given `prototype` object. If a - * `properties` object is provided its own enumerable properties are assigned - * to the created object. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} prototype The object to inherit from. - * @param {Object} [properties] The properties to assign to the object. - * @returns {Object} Returns the new object. - * @example - * - * function Shape() { - * this.x = 0; - * this.y = 0; - * } - * - * function Circle() { - * Shape.call(this); - * } - * - * Circle.prototype = _.create(Shape.prototype, { 'constructor': Circle }); - * - * var circle = new Circle; - * circle instanceof Circle; - * // => true - * - * circle instanceof Shape; - * // => true - */ - function create(prototype, properties) { - var result = baseCreate(prototype); - return properties ? assign(result, properties) : result; - } - - /** - * Assigns own enumerable properties of source object(s) to the destination - * object for all destination properties that resolve to `undefined`. Once a - * property is set, additional defaults of the same property will be ignored. - * - * @static - * @memberOf _ - * @type Function - * @category Objects - * @param {Object} object The destination object. - * @param {...Object} [source] The source objects. - * @param- {Object} [guard] Allows working with `_.reduce` without using its - * `key` and `object` arguments as sources. - * @returns {Object} Returns the destination object. - * @example - * - * var object = { 'name': 'barney' }; - * _.defaults(object, { 'name': 'fred', 'employer': 'slate' }); - * // => { 'name': 'barney', 'employer': 'slate' } - */ - var defaults = createIterator(defaultsIteratorOptions); - - /** - * This method is like `_.findIndex` except that it returns the key of the - * first element that passes the callback check, instead of the element itself. - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to search. - * @param {Function|Object|string} [callback=identity] The function called per - * iteration. If a property name or object is provided it will be used to - * create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {string|undefined} Returns the key of the found element, else `undefined`. - * @example - * - * var characters = { - * 'barney': { 'age': 36, 'blocked': false }, - * 'fred': { 'age': 40, 'blocked': true }, - * 'pebbles': { 'age': 1, 'blocked': false } - * }; - * - * _.findKey(characters, function(chr) { - * return chr.age < 40; - * }); - * // => 'barney' (property order is not guaranteed across environments) - * - * // using "_.where" callback shorthand - * _.findKey(characters, { 'age': 1 }); - * // => 'pebbles' - * - * // using "_.pluck" callback shorthand - * _.findKey(characters, 'blocked'); - * // => 'fred' - */ - function findKey(object, callback, thisArg) { - var result; - callback = lodash.createCallback(callback, thisArg, 3); - forOwn(object, function(value, key, object) { - if (callback(value, key, object)) { - result = key; - return false; - } - }); - return result; - } - - /** - * This method is like `_.findKey` except that it iterates over elements - * of a `collection` in the opposite order. - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to search. - * @param {Function|Object|string} [callback=identity] The function called per - * iteration. If a property name or object is provided it will be used to - * create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {string|undefined} Returns the key of the found element, else `undefined`. - * @example - * - * var characters = { - * 'barney': { 'age': 36, 'blocked': true }, - * 'fred': { 'age': 40, 'blocked': false }, - * 'pebbles': { 'age': 1, 'blocked': true } - * }; - * - * _.findLastKey(characters, function(chr) { - * return chr.age < 40; - * }); - * // => returns `pebbles`, assuming `_.findKey` returns `barney` - * - * // using "_.where" callback shorthand - * _.findLastKey(characters, { 'age': 40 }); - * // => 'fred' - * - * // using "_.pluck" callback shorthand - * _.findLastKey(characters, 'blocked'); - * // => 'pebbles' - */ - function findLastKey(object, callback, thisArg) { - var result; - callback = lodash.createCallback(callback, thisArg, 3); - forOwnRight(object, function(value, key, object) { - if (callback(value, key, object)) { - result = key; - return false; - } - }); - return result; - } - - /** - * Iterates over own and inherited enumerable properties of an object, - * executing the callback for each property. The callback is bound to `thisArg` - * and invoked with three arguments; (value, key, object). Callbacks may exit - * iteration early by explicitly returning `false`. - * - * @static - * @memberOf _ - * @type Function - * @category Objects - * @param {Object} object The object to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns `object`. - * @example - * - * function Shape() { - * this.x = 0; - * this.y = 0; - * } - * - * Shape.prototype.move = function(x, y) { - * this.x += x; - * this.y += y; - * }; - * - * _.forIn(new Shape, function(value, key) { - * console.log(key); - * }); - * // => logs 'x', 'y', and 'move' (property order is not guaranteed across environments) - */ - var forIn = createIterator(eachIteratorOptions, forOwnIteratorOptions, { - 'useHas': false - }); - - /** - * This method is like `_.forIn` except that it iterates over elements - * of a `collection` in the opposite order. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns `object`. - * @example - * - * function Shape() { - * this.x = 0; - * this.y = 0; - * } - * - * Shape.prototype.move = function(x, y) { - * this.x += x; - * this.y += y; - * }; - * - * _.forInRight(new Shape, function(value, key) { - * console.log(key); - * }); - * // => logs 'move', 'y', and 'x' assuming `_.forIn ` logs 'x', 'y', and 'move' - */ - function forInRight(object, callback, thisArg) { - var pairs = []; - - forIn(object, function(value, key) { - pairs.push(key, value); - }); - - var length = pairs.length; - callback = baseCreateCallback(callback, thisArg, 3); - while (length--) { - if (callback(pairs[length--], pairs[length], object) === false) { - break; - } - } - return object; - } - - /** - * Iterates over own enumerable properties of an object, executing the callback - * for each property. The callback is bound to `thisArg` and invoked with three - * arguments; (value, key, object). Callbacks may exit iteration early by - * explicitly returning `false`. - * - * @static - * @memberOf _ - * @type Function - * @category Objects - * @param {Object} object The object to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns `object`. - * @example - * - * _.forOwn({ '0': 'zero', '1': 'one', 'length': 2 }, function(num, key) { - * console.log(key); - * }); - * // => logs '0', '1', and 'length' (property order is not guaranteed across environments) - */ - var forOwn = createIterator(eachIteratorOptions, forOwnIteratorOptions); - - /** - * This method is like `_.forOwn` except that it iterates over elements - * of a `collection` in the opposite order. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns `object`. - * @example - * - * _.forOwnRight({ '0': 'zero', '1': 'one', 'length': 2 }, function(num, key) { - * console.log(key); - * }); - * // => logs 'length', '1', and '0' assuming `_.forOwn` logs '0', '1', and 'length' - */ - function forOwnRight(object, callback, thisArg) { - var props = keys(object), - length = props.length; - - callback = baseCreateCallback(callback, thisArg, 3); - while (length--) { - var key = props[length]; - if (callback(object[key], key, object) === false) { - break; - } - } - return object; - } - - /** - * Creates a sorted array of property names of all enumerable properties, - * own and inherited, of `object` that have function values. - * - * @static - * @memberOf _ - * @alias methods - * @category Objects - * @param {Object} object The object to inspect. - * @returns {Array} Returns an array of property names that have function values. - * @example - * - * _.functions(_); - * // => ['all', 'any', 'bind', 'bindAll', 'clone', 'compact', 'compose', ...] - */ - function functions(object) { - var result = []; - forIn(object, function(value, key) { - if (isFunction(value)) { - result.push(key); - } - }); - return result.sort(); - } - - /** - * Checks if the specified property name exists as a direct property of `object`, - * instead of an inherited property. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to inspect. - * @param {string} key The name of the property to check. - * @returns {boolean} Returns `true` if key is a direct property, else `false`. - * @example - * - * _.has({ 'a': 1, 'b': 2, 'c': 3 }, 'b'); - * // => true - */ - function has(object, key) { - return object ? hasOwnProperty.call(object, key) : false; - } - - /** - * Creates an object composed of the inverted keys and values of the given object. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to invert. - * @returns {Object} Returns the created inverted object. - * @example - * - * _.invert({ 'first': 'fred', 'second': 'barney' }); - * // => { 'fred': 'first', 'barney': 'second' } - */ - function invert(object) { - var index = -1, - props = keys(object), - length = props.length, - result = {}; - - while (++index < length) { - var key = props[index]; - result[object[key]] = key; - } - return result; - } - - /** - * Checks if `value` is a boolean value. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a boolean value, else `false`. - * @example - * - * _.isBoolean(null); - * // => false - */ - function isBoolean(value) { - return value === true || value === false || - value && typeof value == 'object' && toString.call(value) == boolClass || false; - } - - /** - * Checks if `value` is a date. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a date, else `false`. - * @example - * - * _.isDate(new Date); - * // => true - */ - function isDate(value) { - return value && typeof value == 'object' && toString.call(value) == dateClass || false; - } - - /** - * Checks if `value` is a DOM element. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a DOM element, else `false`. - * @example - * - * _.isElement(document.body); - * // => true - */ - function isElement(value) { - return value && value.nodeType === 1 || false; - } - - /** - * Checks if `value` is empty. Arrays, strings, or `arguments` objects with a - * length of `0` and objects with no own enumerable properties are considered - * "empty". - * - * @static - * @memberOf _ - * @category Objects - * @param {Array|Object|string} value The value to inspect. - * @returns {boolean} Returns `true` if the `value` is empty, else `false`. - * @example - * - * _.isEmpty([1, 2, 3]); - * // => false - * - * _.isEmpty({}); - * // => true - * - * _.isEmpty(''); - * // => true - */ - function isEmpty(value) { - var result = true; - if (!value) { - return result; - } - var className = toString.call(value), - length = value.length; - - if ((className == arrayClass || className == stringClass || - (support.argsClass ? className == argsClass : isArguments(value))) || - (className == objectClass && typeof length == 'number' && isFunction(value.splice))) { - return !length; - } - forOwn(value, function() { - return (result = false); - }); - return result; - } - - /** - * Performs a deep comparison between two values to determine if they are - * equivalent to each other. If a callback is provided it will be executed - * to compare values. If the callback returns `undefined` comparisons will - * be handled by the method instead. The callback is bound to `thisArg` and - * invoked with two arguments; (a, b). - * - * @static - * @memberOf _ - * @category Objects - * @param {*} a The value to compare. - * @param {*} b The other value to compare. - * @param {Function} [callback] The function to customize comparing values. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {boolean} Returns `true` if the values are equivalent, else `false`. - * @example - * - * var object = { 'name': 'fred' }; - * var copy = { 'name': 'fred' }; - * - * object == copy; - * // => false - * - * _.isEqual(object, copy); - * // => true - * - * var words = ['hello', 'goodbye']; - * var otherWords = ['hi', 'goodbye']; - * - * _.isEqual(words, otherWords, function(a, b) { - * var reGreet = /^(?:hello|hi)$/i, - * aGreet = _.isString(a) && reGreet.test(a), - * bGreet = _.isString(b) && reGreet.test(b); - * - * return (aGreet || bGreet) ? (aGreet == bGreet) : undefined; - * }); - * // => true - */ - function isEqual(a, b, callback, thisArg) { - return baseIsEqual(a, b, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 2)); - } - - /** - * Checks if `value` is, or can be coerced to, a finite number. - * - * Note: This is not the same as native `isFinite` which will return true for - * booleans and empty strings. See http://es5.github.io/#x15.1.2.5. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is finite, else `false`. - * @example - * - * _.isFinite(-101); - * // => true - * - * _.isFinite('10'); - * // => true - * - * _.isFinite(true); - * // => false - * - * _.isFinite(''); - * // => false - * - * _.isFinite(Infinity); - * // => false - */ - function isFinite(value) { - return nativeIsFinite(value) && !nativeIsNaN(parseFloat(value)); - } - - /** - * Checks if `value` is a function. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a function, else `false`. - * @example - * - * _.isFunction(_); - * // => true - */ - function isFunction(value) { - return typeof value == 'function'; - } - // fallback for older versions of Chrome and Safari - if (isFunction(/x/)) { - isFunction = function(value) { - return typeof value == 'function' && toString.call(value) == funcClass; - }; - } - - /** - * Checks if `value` is the language type of Object. - * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is an object, else `false`. - * @example - * - * _.isObject({}); - * // => true - * - * _.isObject([1, 2, 3]); - * // => true - * - * _.isObject(1); - * // => false - */ - function isObject(value) { - // check if the value is the ECMAScript language type of Object - // http://es5.github.io/#x8 - // and avoid a V8 bug - // http://code.google.com/p/v8/issues/detail?id=2291 - return !!(value && objectTypes[typeof value]); - } - - /** - * Checks if `value` is `NaN`. - * - * Note: This is not the same as native `isNaN` which will return `true` for - * `undefined` and other non-numeric values. See http://es5.github.io/#x15.1.2.4. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is `NaN`, else `false`. - * @example - * - * _.isNaN(NaN); - * // => true - * - * _.isNaN(new Number(NaN)); - * // => true - * - * isNaN(undefined); - * // => true - * - * _.isNaN(undefined); - * // => false - */ - function isNaN(value) { - // `NaN` as a primitive is the only value that is not equal to itself - // (perform the [[Class]] check first to avoid errors with some host objects in IE) - return isNumber(value) && value != +value; - } - - /** - * Checks if `value` is `null`. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is `null`, else `false`. - * @example - * - * _.isNull(null); - * // => true - * - * _.isNull(undefined); - * // => false - */ - function isNull(value) { - return value === null; - } - - /** - * Checks if `value` is a number. - * - * Note: `NaN` is considered a number. See http://es5.github.io/#x8.5. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a number, else `false`. - * @example - * - * _.isNumber(8.4 * 5); - * // => true - */ - function isNumber(value) { - return typeof value == 'number' || - value && typeof value == 'object' && toString.call(value) == numberClass || false; - } - - /** - * Checks if `value` is an object created by the `Object` constructor. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. - * @example - * - * function Shape() { - * this.x = 0; - * this.y = 0; - * } - * - * _.isPlainObject(new Shape); - * // => false - * - * _.isPlainObject([1, 2, 3]); - * // => false - * - * _.isPlainObject({ 'x': 0, 'y': 0 }); - * // => true - */ - var isPlainObject = !getPrototypeOf ? shimIsPlainObject : function(value) { - if (!(value && toString.call(value) == objectClass) || (!support.argsClass && isArguments(value))) { - return false; - } - var valueOf = value.valueOf, - objProto = isNative(valueOf) && (objProto = getPrototypeOf(valueOf)) && getPrototypeOf(objProto); - - return objProto - ? (value == objProto || getPrototypeOf(value) == objProto) - : shimIsPlainObject(value); - }; - - /** - * Checks if `value` is a regular expression. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a regular expression, else `false`. - * @example - * - * _.isRegExp(/fred/); - * // => true - */ - function isRegExp(value) { - return value && objectTypes[typeof value] && toString.call(value) == regexpClass || false; - } - - /** - * Checks if `value` is a string. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is a string, else `false`. - * @example - * - * _.isString('fred'); - * // => true - */ - function isString(value) { - return typeof value == 'string' || - value && typeof value == 'object' && toString.call(value) == stringClass || false; - } - - /** - * Checks if `value` is `undefined`. - * - * @static - * @memberOf _ - * @category Objects - * @param {*} value The value to check. - * @returns {boolean} Returns `true` if the `value` is `undefined`, else `false`. - * @example - * - * _.isUndefined(void 0); - * // => true - */ - function isUndefined(value) { - return typeof value == 'undefined'; - } - - /** - * Creates an object with the same keys as `object` and values generated by - * running each own enumerable property of `object` through the callback. - * The callback is bound to `thisArg` and invoked with three arguments; - * (value, key, object). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new object with values of the results of each `callback` execution. - * @example - * - * _.mapValues({ 'a': 1, 'b': 2, 'c': 3} , function(num) { return num * 3; }); - * // => { 'a': 3, 'b': 6, 'c': 9 } - * - * var characters = { - * 'fred': { 'name': 'fred', 'age': 40 }, - * 'pebbles': { 'name': 'pebbles', 'age': 1 } - * }; - * - * // using "_.pluck" callback shorthand - * _.mapValues(characters, 'age'); - * // => { 'fred': 40, 'pebbles': 1 } - */ - function mapValues(object, callback, thisArg) { - var result = {}; - callback = lodash.createCallback(callback, thisArg, 3); - - forOwn(object, function(value, key, object) { - result[key] = callback(value, key, object); - }); - return result; - } - - /** - * Recursively merges own enumerable properties of the source object(s), that - * don't resolve to `undefined` into the destination object. Subsequent sources - * will overwrite property assignments of previous sources. If a callback is - * provided it will be executed to produce the merged values of the destination - * and source properties. If the callback returns `undefined` merging will - * be handled by the method instead. The callback is bound to `thisArg` and - * invoked with two arguments; (objectValue, sourceValue). - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The destination object. - * @param {...Object} [source] The source objects. - * @param {Function} [callback] The function to customize merging properties. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns the destination object. - * @example - * - * var names = { - * 'characters': [ - * { 'name': 'barney' }, - * { 'name': 'fred' } - * ] - * }; - * - * var ages = { - * 'characters': [ - * { 'age': 36 }, - * { 'age': 40 } - * ] - * }; - * - * _.merge(names, ages); - * // => { 'characters': [{ 'name': 'barney', 'age': 36 }, { 'name': 'fred', 'age': 40 }] } - * - * var food = { - * 'fruits': ['apple'], - * 'vegetables': ['beet'] - * }; - * - * var otherFood = { - * 'fruits': ['banana'], - * 'vegetables': ['carrot'] - * }; - * - * _.merge(food, otherFood, function(a, b) { - * return _.isArray(a) ? a.concat(b) : undefined; - * }); - * // => { 'fruits': ['apple', 'banana'], 'vegetables': ['beet', 'carrot] } - */ - function merge(object) { - var args = arguments, - length = 2; - - if (!isObject(object)) { - return object; - } - // allows working with `_.reduce` and `_.reduceRight` without using - // their `index` and `collection` arguments - if (typeof args[2] != 'number') { - length = args.length; - } - if (length > 3 && typeof args[length - 2] == 'function') { - var callback = baseCreateCallback(args[--length - 1], args[length--], 2); - } else if (length > 2 && typeof args[length - 1] == 'function') { - callback = args[--length]; - } - var sources = slice(arguments, 1, length), - index = -1, - stackA = getArray(), - stackB = getArray(); - - while (++index < length) { - baseMerge(object, sources[index], callback, stackA, stackB); - } - releaseArray(stackA); - releaseArray(stackB); - return object; - } - - /** - * Creates a shallow clone of `object` excluding the specified properties. - * Property names may be specified as individual arguments or as arrays of - * property names. If a callback is provided it will be executed for each - * property of `object` omitting the properties the callback returns truey - * for. The callback is bound to `thisArg` and invoked with three arguments; - * (value, key, object). - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The source object. - * @param {Function|...string|string[]} [callback] The properties to omit or the - * function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns an object without the omitted properties. - * @example - * - * _.omit({ 'name': 'fred', 'age': 40 }, 'age'); - * // => { 'name': 'fred' } - * - * _.omit({ 'name': 'fred', 'age': 40 }, function(value) { - * return typeof value == 'number'; - * }); - * // => { 'name': 'fred' } - */ - function omit(object, callback, thisArg) { - var result = {}; - if (typeof callback != 'function') { - var props = []; - forIn(object, function(value, key) { - props.push(key); - }); - props = baseDifference(props, baseFlatten(arguments, true, false, 1)); - - var index = -1, - length = props.length; - - while (++index < length) { - var key = props[index]; - result[key] = object[key]; - } - } else { - callback = lodash.createCallback(callback, thisArg, 3); - forIn(object, function(value, key, object) { - if (!callback(value, key, object)) { - result[key] = value; - } - }); - } - return result; - } - - /** - * Creates a two dimensional array of an object's key-value pairs, - * i.e. `[[key1, value1], [key2, value2]]`. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to inspect. - * @returns {Array} Returns new array of key-value pairs. - * @example - * - * _.pairs({ 'barney': 36, 'fred': 40 }); - * // => [['barney', 36], ['fred', 40]] (property order is not guaranteed across environments) - */ - function pairs(object) { - var index = -1, - props = keys(object), - length = props.length, - result = Array(length); - - while (++index < length) { - var key = props[index]; - result[index] = [key, object[key]]; - } - return result; - } - - /** - * Creates a shallow clone of `object` composed of the specified properties. - * Property names may be specified as individual arguments or as arrays of - * property names. If a callback is provided it will be executed for each - * property of `object` picking the properties the callback returns truey - * for. The callback is bound to `thisArg` and invoked with three arguments; - * (value, key, object). - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The source object. - * @param {Function|...string|string[]} [callback] The function called per - * iteration or property names to pick, specified as individual property - * names or arrays of property names. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns an object composed of the picked properties. - * @example - * - * _.pick({ 'name': 'fred', '_userid': 'fred1' }, 'name'); - * // => { 'name': 'fred' } - * - * _.pick({ 'name': 'fred', '_userid': 'fred1' }, function(value, key) { - * return key.charAt(0) != '_'; - * }); - * // => { 'name': 'fred' } - */ - function pick(object, callback, thisArg) { - var result = {}; - if (typeof callback != 'function') { - var index = -1, - props = baseFlatten(arguments, true, false, 1), - length = isObject(object) ? props.length : 0; - - while (++index < length) { - var key = props[index]; - if (key in object) { - result[key] = object[key]; - } - } - } else { - callback = lodash.createCallback(callback, thisArg, 3); - forIn(object, function(value, key, object) { - if (callback(value, key, object)) { - result[key] = value; - } - }); - } - return result; - } - - /** - * An alternative to `_.reduce` this method transforms `object` to a new - * `accumulator` object which is the result of running each of its own - * enumerable properties through a callback, with each callback execution - * potentially mutating the `accumulator` object. The callback is bound to - * `thisArg` and invoked with four arguments; (accumulator, value, key, object). - * Callbacks may exit iteration early by explicitly returning `false`. - * - * @static - * @memberOf _ - * @category Objects - * @param {Array|Object} object The object to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [accumulator] The custom accumulator value. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the accumulated value. - * @example - * - * var squares = _.transform([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], function(result, num) { - * num *= num; - * if (num % 2) { - * return result.push(num) < 3; - * } - * }); - * // => [1, 9, 25] - * - * var mapped = _.transform({ 'a': 1, 'b': 2, 'c': 3 }, function(result, num, key) { - * result[key] = num * 3; - * }); - * // => { 'a': 3, 'b': 6, 'c': 9 } - */ - function transform(object, callback, accumulator, thisArg) { - var isArr = isArray(object); - if (accumulator == null) { - if (isArr) { - accumulator = []; - } else { - var ctor = object && object.constructor, - proto = ctor && ctor.prototype; - - accumulator = baseCreate(proto); - } - } - if (callback) { - callback = lodash.createCallback(callback, thisArg, 4); - (isArr ? baseEach : forOwn)(object, function(value, index, object) { - return callback(accumulator, value, index, object); - }); - } - return accumulator; - } - - /** - * Creates an array composed of the own enumerable property values of `object`. - * - * @static - * @memberOf _ - * @category Objects - * @param {Object} object The object to inspect. - * @returns {Array} Returns an array of property values. - * @example - * - * _.values({ 'one': 1, 'two': 2, 'three': 3 }); - * // => [1, 2, 3] (property order is not guaranteed across environments) - */ - function values(object) { - var index = -1, - props = keys(object), - length = props.length, - result = Array(length); - - while (++index < length) { - result[index] = object[props[index]]; - } - return result; - } - - /*--------------------------------------------------------------------------*/ - - /** - * Creates an array of elements from the specified indexes, or keys, of the - * `collection`. Indexes may be specified as individual arguments or as arrays - * of indexes. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {...(number|number[]|string|string[])} [index] The indexes of `collection` - * to retrieve, specified as individual indexes or arrays of indexes. - * @returns {Array} Returns a new array of elements corresponding to the - * provided indexes. - * @example - * - * _.at(['a', 'b', 'c', 'd', 'e'], [0, 2, 4]); - * // => ['a', 'c', 'e'] - * - * _.at(['fred', 'barney', 'pebbles'], 0, 2); - * // => ['fred', 'pebbles'] - */ - function at(collection) { - var args = arguments, - index = -1, - props = baseFlatten(args, true, false, 1), - length = (args[2] && args[2][args[1]] === collection) ? 1 : props.length, - result = Array(length); - - if (support.unindexedChars && isString(collection)) { - collection = collection.split(''); - } - while(++index < length) { - result[index] = collection[props[index]]; - } - return result; - } - - /** - * Checks if a given value is present in a collection using strict equality - * for comparisons, i.e. `===`. If `fromIndex` is negative, it is used as the - * offset from the end of the collection. - * - * @static - * @memberOf _ - * @alias include - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {*} target The value to check for. - * @param {number} [fromIndex=0] The index to search from. - * @returns {boolean} Returns `true` if the `target` element is found, else `false`. - * @example - * - * _.contains([1, 2, 3], 1); - * // => true - * - * _.contains([1, 2, 3], 1, 2); - * // => false - * - * _.contains({ 'name': 'fred', 'age': 40 }, 'fred'); - * // => true - * - * _.contains('pebbles', 'eb'); - * // => true - */ - function contains(collection, target, fromIndex) { - var index = -1, - indexOf = getIndexOf(), - length = collection ? collection.length : 0, - result = false; - - fromIndex = (fromIndex < 0 ? nativeMax(0, length + fromIndex) : fromIndex) || 0; - if (isArray(collection)) { - result = indexOf(collection, target, fromIndex) > -1; - } else if (typeof length == 'number') { - result = (isString(collection) ? collection.indexOf(target, fromIndex) : indexOf(collection, target, fromIndex)) > -1; - } else { - baseEach(collection, function(value) { - if (++index >= fromIndex) { - return !(result = value === target); - } - }); - } - return result; - } - - /** - * Creates an object composed of keys generated from the results of running - * each element of `collection` through the callback. The corresponding value - * of each key is the number of times the key was returned by the callback. - * The callback is bound to `thisArg` and invoked with three arguments; - * (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns the composed aggregate object. - * @example - * - * _.countBy([4.3, 6.1, 6.4], function(num) { return Math.floor(num); }); - * // => { '4': 1, '6': 2 } - * - * _.countBy([4.3, 6.1, 6.4], function(num) { return this.floor(num); }, Math); - * // => { '4': 1, '6': 2 } - * - * _.countBy(['one', 'two', 'three'], 'length'); - * // => { '3': 2, '5': 1 } - */ - var countBy = createAggregator(function(result, value, key) { - (hasOwnProperty.call(result, key) ? result[key]++ : result[key] = 1); - }); - - /** - * Checks if the given callback returns truey value for **all** elements of - * a collection. The callback is bound to `thisArg` and invoked with three - * arguments; (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias all - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {boolean} Returns `true` if all elements passed the callback check, - * else `false`. - * @example - * - * _.every([true, 1, null, 'yes']); - * // => false - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * // using "_.pluck" callback shorthand - * _.every(characters, 'age'); - * // => true - * - * // using "_.where" callback shorthand - * _.every(characters, { 'age': 36 }); - * // => false - */ - function every(collection, callback, thisArg) { - var result = true; - callback = lodash.createCallback(callback, thisArg, 3); - - if (isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - if (!(result = !!callback(collection[index], index, collection))) { - break; - } - } - } else { - baseEach(collection, function(value, index, collection) { - return (result = !!callback(value, index, collection)); - }); - } - return result; - } - - /** - * Iterates over elements of a collection, returning an array of all elements - * the callback returns truey for. The callback is bound to `thisArg` and - * invoked with three arguments; (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias select - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new array of elements that passed the callback check. - * @example - * - * var evens = _.filter([1, 2, 3, 4, 5, 6], function(num) { return num % 2 == 0; }); - * // => [2, 4, 6] - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'blocked': false }, - * { 'name': 'fred', 'age': 40, 'blocked': true } - * ]; - * - * // using "_.pluck" callback shorthand - * _.filter(characters, 'blocked'); - * // => [{ 'name': 'fred', 'age': 40, 'blocked': true }] - * - * // using "_.where" callback shorthand - * _.filter(characters, { 'age': 36 }); - * // => [{ 'name': 'barney', 'age': 36, 'blocked': false }] - */ - function filter(collection, callback, thisArg) { - var result = []; - callback = lodash.createCallback(callback, thisArg, 3); - - if (isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - var value = collection[index]; - if (callback(value, index, collection)) { - result.push(value); - } - } - } else { - baseEach(collection, function(value, index, collection) { - if (callback(value, index, collection)) { - result.push(value); - } - }); - } - return result; - } - - /** - * Iterates over elements of a collection, returning the first element that - * the callback returns truey for. The callback is bound to `thisArg` and - * invoked with three arguments; (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias detect, findWhere - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the found element, else `undefined`. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'blocked': false }, - * { 'name': 'fred', 'age': 40, 'blocked': true }, - * { 'name': 'pebbles', 'age': 1, 'blocked': false } - * ]; - * - * _.find(characters, function(chr) { - * return chr.age < 40; - * }); - * // => { 'name': 'barney', 'age': 36, 'blocked': false } - * - * // using "_.where" callback shorthand - * _.find(characters, { 'age': 1 }); - * // => { 'name': 'pebbles', 'age': 1, 'blocked': false } - * - * // using "_.pluck" callback shorthand - * _.find(characters, 'blocked'); - * // => { 'name': 'fred', 'age': 40, 'blocked': true } - */ - function find(collection, callback, thisArg) { - callback = lodash.createCallback(callback, thisArg, 3); - - if (isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - var value = collection[index]; - if (callback(value, index, collection)) { - return value; - } - } - } else { - var result; - baseEach(collection, function(value, index, collection) { - if (callback(value, index, collection)) { - result = value; - return false; - } - }); - return result; - } - } - - /** - * This method is like `_.find` except that it iterates over elements - * of a `collection` from right to left. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the found element, else `undefined`. - * @example - * - * _.findLast([1, 2, 3, 4], function(num) { - * return num % 2 == 1; - * }); - * // => 3 - */ - function findLast(collection, callback, thisArg) { - var result; - callback = lodash.createCallback(callback, thisArg, 3); - forEachRight(collection, function(value, index, collection) { - if (callback(value, index, collection)) { - result = value; - return false; - } - }); - return result; - } - - /** - * Iterates over elements of a collection, executing the callback for each - * element. The callback is bound to `thisArg` and invoked with three arguments; - * (value, index|key, collection). Callbacks may exit iteration early by - * explicitly returning `false`. - * - * Note: As with other "Collections" methods, objects with a `length` property - * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn` - * may be used for object iteration. - * - * @static - * @memberOf _ - * @alias each - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array|Object|string} Returns `collection`. - * @example - * - * _([1, 2, 3]).forEach(function(num) { console.log(num); }).join(','); - * // => logs each number and returns '1,2,3' - * - * _.forEach({ 'one': 1, 'two': 2, 'three': 3 }, function(num) { console.log(num); }); - * // => logs each number and returns the object (property order is not guaranteed across environments) - */ - function forEach(collection, callback, thisArg) { - if (callback && typeof thisArg == 'undefined' && isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - if (callback(collection[index], index, collection) === false) { - break; - } - } - } else { - baseEach(collection, callback, thisArg); - } - return collection; - } - - /** - * This method is like `_.forEach` except that it iterates over elements - * of a `collection` from right to left. - * - * @static - * @memberOf _ - * @alias eachRight - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array|Object|string} Returns `collection`. - * @example - * - * _([1, 2, 3]).forEachRight(function(num) { console.log(num); }).join(','); - * // => logs each number from right to left and returns '3,2,1' - */ - function forEachRight(collection, callback, thisArg) { - var iterable = collection, - length = collection ? collection.length : 0; - - callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3); - if (isArray(collection)) { - while (length--) { - if (callback(collection[length], length, collection) === false) { - break; - } - } - } else { - if (typeof length != 'number') { - var props = keys(collection); - length = props.length; - } else if (support.unindexedChars && isString(collection)) { - iterable = collection.split(''); - } - baseEach(collection, function(value, key, collection) { - key = props ? props[--length] : --length; - return callback(iterable[key], key, collection); - }); - } - return collection; - } - - /** - * Creates an object composed of keys generated from the results of running - * each element of a collection through the callback. The corresponding value - * of each key is an array of the elements responsible for generating the key. - * The callback is bound to `thisArg` and invoked with three arguments; - * (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false` - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns the composed aggregate object. - * @example - * - * _.groupBy([4.2, 6.1, 6.4], function(num) { return Math.floor(num); }); - * // => { '4': [4.2], '6': [6.1, 6.4] } - * - * _.groupBy([4.2, 6.1, 6.4], function(num) { return this.floor(num); }, Math); - * // => { '4': [4.2], '6': [6.1, 6.4] } - * - * // using "_.pluck" callback shorthand - * _.groupBy(['one', 'two', 'three'], 'length'); - * // => { '3': ['one', 'two'], '5': ['three'] } - */ - var groupBy = createAggregator(function(result, value, key) { - (hasOwnProperty.call(result, key) ? result[key] : result[key] = []).push(value); - }); - - /** - * Creates an object composed of keys generated from the results of running - * each element of the collection through the given callback. The corresponding - * value of each key is the last element responsible for generating the key. - * The callback is bound to `thisArg` and invoked with three arguments; - * (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Object} Returns the composed aggregate object. - * @example - * - * var keys = [ - * { 'dir': 'left', 'code': 97 }, - * { 'dir': 'right', 'code': 100 } - * ]; - * - * _.indexBy(keys, 'dir'); - * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } } - * - * _.indexBy(keys, function(key) { return String.fromCharCode(key.code); }); - * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } } - * - * _.indexBy(characters, function(key) { this.fromCharCode(key.code); }, String); - * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } } - */ - var indexBy = createAggregator(function(result, value, key) { - result[key] = value; - }); - - /** - * Invokes the method named by `methodName` on each element in the `collection` - * returning an array of the results of each invoked method. Additional arguments - * will be provided to each invoked method. If `methodName` is a function it - * will be invoked for, and `this` bound to, each element in the `collection`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|string} methodName The name of the method to invoke or - * the function invoked per iteration. - * @param {...*} [arg] Arguments to invoke the method with. - * @returns {Array} Returns a new array of the results of each invoked method. - * @example - * - * _.invoke([[5, 1, 7], [3, 2, 1]], 'sort'); - * // => [[1, 5, 7], [1, 2, 3]] - * - * _.invoke([123, 456], String.prototype.split, ''); - * // => [['1', '2', '3'], ['4', '5', '6']] - */ - function invoke(collection, methodName) { - var args = slice(arguments, 2), - index = -1, - isFunc = typeof methodName == 'function', - length = collection ? collection.length : 0, - result = Array(typeof length == 'number' ? length : 0); - - forEach(collection, function(value) { - result[++index] = (isFunc ? methodName : value[methodName]).apply(value, args); - }); - return result; - } - - /** - * Creates an array of values by running each element in the collection - * through the callback. The callback is bound to `thisArg` and invoked with - * three arguments; (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias collect - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new array of the results of each `callback` execution. - * @example - * - * _.map([1, 2, 3], function(num) { return num * 3; }); - * // => [3, 6, 9] - * - * _.map({ 'one': 1, 'two': 2, 'three': 3 }, function(num) { return num * 3; }); - * // => [3, 6, 9] (property order is not guaranteed across environments) - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * // using "_.pluck" callback shorthand - * _.map(characters, 'name'); - * // => ['barney', 'fred'] - */ - function map(collection, callback, thisArg) { - var index = -1, - length = collection ? collection.length : 0, - result = Array(typeof length == 'number' ? length : 0); - - callback = lodash.createCallback(callback, thisArg, 3); - if (isArray(collection)) { - while (++index < length) { - result[index] = callback(collection[index], index, collection); - } - } else { - baseEach(collection, function(value, key, collection) { - result[++index] = callback(value, key, collection); - }); - } - return result; - } - - /** - * Retrieves the maximum value of a collection. If the collection is empty or - * falsey `-Infinity` is returned. If a callback is provided it will be executed - * for each value in the collection to generate the criterion by which the value - * is ranked. The callback is bound to `thisArg` and invoked with three - * arguments; (value, index, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the maximum value. - * @example - * - * _.max([4, 2, 8, 6]); - * // => 8 - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * _.max(characters, function(chr) { return chr.age; }); - * // => { 'name': 'fred', 'age': 40 }; - * - * // using "_.pluck" callback shorthand - * _.max(characters, 'age'); - * // => { 'name': 'fred', 'age': 40 }; - */ - function max(collection, callback, thisArg) { - var computed = -Infinity, - result = computed; - - // allows working with functions like `_.map` without using - // their `index` argument as a callback - if (typeof callback != 'function' && thisArg && thisArg[callback] === collection) { - callback = null; - } - if (callback == null && isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - var value = collection[index]; - if (value > result) { - result = value; - } - } - } else { - callback = (callback == null && isString(collection)) - ? charAtCallback - : lodash.createCallback(callback, thisArg, 3); - - baseEach(collection, function(value, index, collection) { - var current = callback(value, index, collection); - if (current > computed) { - computed = current; - result = value; - } - }); - } - return result; - } - - /** - * Retrieves the minimum value of a collection. If the collection is empty or - * falsey `Infinity` is returned. If a callback is provided it will be executed - * for each value in the collection to generate the criterion by which the value - * is ranked. The callback is bound to `thisArg` and invoked with three - * arguments; (value, index, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the minimum value. - * @example - * - * _.min([4, 2, 8, 6]); - * // => 2 - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * _.min(characters, function(chr) { return chr.age; }); - * // => { 'name': 'barney', 'age': 36 }; - * - * // using "_.pluck" callback shorthand - * _.min(characters, 'age'); - * // => { 'name': 'barney', 'age': 36 }; - */ - function min(collection, callback, thisArg) { - var computed = Infinity, - result = computed; - - // allows working with functions like `_.map` without using - // their `index` argument as a callback - if (typeof callback != 'function' && thisArg && thisArg[callback] === collection) { - callback = null; - } - if (callback == null && isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - var value = collection[index]; - if (value < result) { - result = value; - } - } - } else { - callback = (callback == null && isString(collection)) - ? charAtCallback - : lodash.createCallback(callback, thisArg, 3); - - baseEach(collection, function(value, index, collection) { - var current = callback(value, index, collection); - if (current < computed) { - computed = current; - result = value; - } - }); - } - return result; - } - - /** - * Retrieves the value of a specified property from all elements in the collection. - * - * @static - * @memberOf _ - * @type Function - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {string} property The name of the property to pluck. - * @returns {Array} Returns a new array of property values. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * _.pluck(characters, 'name'); - * // => ['barney', 'fred'] - */ - var pluck = map; - - /** - * Reduces a collection to a value which is the accumulated result of running - * each element in the collection through the callback, where each successive - * callback execution consumes the return value of the previous execution. If - * `accumulator` is not provided the first element of the collection will be - * used as the initial `accumulator` value. The callback is bound to `thisArg` - * and invoked with four arguments; (accumulator, value, index|key, collection). - * - * @static - * @memberOf _ - * @alias foldl, inject - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [accumulator] Initial value of the accumulator. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the accumulated value. - * @example - * - * var sum = _.reduce([1, 2, 3], function(sum, num) { - * return sum + num; - * }); - * // => 6 - * - * var mapped = _.reduce({ 'a': 1, 'b': 2, 'c': 3 }, function(result, num, key) { - * result[key] = num * 3; - * return result; - * }, {}); - * // => { 'a': 3, 'b': 6, 'c': 9 } - */ - function reduce(collection, callback, accumulator, thisArg) { - var noaccum = arguments.length < 3; - callback = lodash.createCallback(callback, thisArg, 4); - - if (isArray(collection)) { - var index = -1, - length = collection.length; - - if (noaccum) { - accumulator = collection[++index]; - } - while (++index < length) { - accumulator = callback(accumulator, collection[index], index, collection); - } - } else { - baseEach(collection, function(value, index, collection) { - accumulator = noaccum - ? (noaccum = false, value) - : callback(accumulator, value, index, collection) - }); - } - return accumulator; - } - - /** - * This method is like `_.reduce` except that it iterates over elements - * of a `collection` from right to left. - * - * @static - * @memberOf _ - * @alias foldr - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function} [callback=identity] The function called per iteration. - * @param {*} [accumulator] Initial value of the accumulator. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the accumulated value. - * @example - * - * var list = [[0, 1], [2, 3], [4, 5]]; - * var flat = _.reduceRight(list, function(a, b) { return a.concat(b); }, []); - * // => [4, 5, 2, 3, 0, 1] - */ - function reduceRight(collection, callback, accumulator, thisArg) { - var noaccum = arguments.length < 3; - callback = lodash.createCallback(callback, thisArg, 4); - forEachRight(collection, function(value, index, collection) { - accumulator = noaccum - ? (noaccum = false, value) - : callback(accumulator, value, index, collection); - }); - return accumulator; - } - - /** - * The opposite of `_.filter` this method returns the elements of a - * collection that the callback does **not** return truey for. - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new array of elements that failed the callback check. - * @example - * - * var odds = _.reject([1, 2, 3, 4, 5, 6], function(num) { return num % 2 == 0; }); - * // => [1, 3, 5] - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'blocked': false }, - * { 'name': 'fred', 'age': 40, 'blocked': true } - * ]; - * - * // using "_.pluck" callback shorthand - * _.reject(characters, 'blocked'); - * // => [{ 'name': 'barney', 'age': 36, 'blocked': false }] - * - * // using "_.where" callback shorthand - * _.reject(characters, { 'age': 36 }); - * // => [{ 'name': 'fred', 'age': 40, 'blocked': true }] - */ - function reject(collection, callback, thisArg) { - callback = lodash.createCallback(callback, thisArg, 3); - return filter(collection, function(value, index, collection) { - return !callback(value, index, collection); - }); - } - - /** - * Retrieves a random element or `n` random elements from a collection. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to sample. - * @param {number} [n] The number of elements to sample. - * @param- {Object} [guard] Allows working with functions like `_.map` - * without using their `index` arguments as `n`. - * @returns {Array} Returns the random sample(s) of `collection`. - * @example - * - * _.sample([1, 2, 3, 4]); - * // => 2 - * - * _.sample([1, 2, 3, 4], 2); - * // => [3, 1] - */ - function sample(collection, n, guard) { - if (collection && typeof collection.length != 'number') { - collection = values(collection); - } else if (support.unindexedChars && isString(collection)) { - collection = collection.split(''); - } - if (n == null || guard) { - return collection ? collection[baseRandom(0, collection.length - 1)] : undefined; - } - var result = shuffle(collection); - result.length = nativeMin(nativeMax(0, n), result.length); - return result; - } - - /** - * Creates an array of shuffled values, using a version of the Fisher-Yates - * shuffle. See http://en.wikipedia.org/wiki/Fisher-Yates_shuffle. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to shuffle. - * @returns {Array} Returns a new shuffled collection. - * @example - * - * _.shuffle([1, 2, 3, 4, 5, 6]); - * // => [4, 1, 6, 3, 5, 2] - */ - function shuffle(collection) { - var index = -1, - length = collection ? collection.length : 0, - result = Array(typeof length == 'number' ? length : 0); - - forEach(collection, function(value) { - var rand = baseRandom(0, ++index); - result[index] = result[rand]; - result[rand] = value; - }); - return result; - } - - /** - * Gets the size of the `collection` by returning `collection.length` for arrays - * and array-like objects or the number of own enumerable properties for objects. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to inspect. - * @returns {number} Returns `collection.length` or number of own enumerable properties. - * @example - * - * _.size([1, 2]); - * // => 2 - * - * _.size({ 'one': 1, 'two': 2, 'three': 3 }); - * // => 3 - * - * _.size('pebbles'); - * // => 7 - */ - function size(collection) { - var length = collection ? collection.length : 0; - return typeof length == 'number' ? length : keys(collection).length; - } - - /** - * Checks if the callback returns a truey value for **any** element of a - * collection. The function returns as soon as it finds a passing value and - * does not iterate over the entire collection. The callback is bound to - * `thisArg` and invoked with three arguments; (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias any - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {boolean} Returns `true` if any element passed the callback check, - * else `false`. - * @example - * - * _.some([null, 0, 'yes', false], Boolean); - * // => true - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'blocked': false }, - * { 'name': 'fred', 'age': 40, 'blocked': true } - * ]; - * - * // using "_.pluck" callback shorthand - * _.some(characters, 'blocked'); - * // => true - * - * // using "_.where" callback shorthand - * _.some(characters, { 'age': 1 }); - * // => false - */ - function some(collection, callback, thisArg) { - var result; - callback = lodash.createCallback(callback, thisArg, 3); - - if (isArray(collection)) { - var index = -1, - length = collection.length; - - while (++index < length) { - if ((result = callback(collection[index], index, collection))) { - break; - } - } - } else { - baseEach(collection, function(value, index, collection) { - return !(result = callback(value, index, collection)); - }); - } - return !!result; - } - - /** - * Creates an array of elements, sorted in ascending order by the results of - * running each element in a collection through the callback. This method - * performs a stable sort, that is, it will preserve the original sort order - * of equal elements. The callback is bound to `thisArg` and invoked with - * three arguments; (value, index|key, collection). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an array of property names is provided for `callback` the collection - * will be sorted by each property value. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Array|Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new array of sorted elements. - * @example - * - * _.sortBy([1, 2, 3], function(num) { return Math.sin(num); }); - * // => [3, 1, 2] - * - * _.sortBy([1, 2, 3], function(num) { return this.sin(num); }, Math); - * // => [3, 1, 2] - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 }, - * { 'name': 'barney', 'age': 26 }, - * { 'name': 'fred', 'age': 30 } - * ]; - * - * // using "_.pluck" callback shorthand - * _.map(_.sortBy(characters, 'age'), _.values); - * // => [['barney', 26], ['fred', 30], ['barney', 36], ['fred', 40]] - * - * // sorting by multiple properties - * _.map(_.sortBy(characters, ['name', 'age']), _.values); - * // = > [['barney', 26], ['barney', 36], ['fred', 30], ['fred', 40]] - */ - function sortBy(collection, callback, thisArg) { - var index = -1, - isArr = isArray(callback), - length = collection ? collection.length : 0, - result = Array(typeof length == 'number' ? length : 0); - - if (!isArr) { - callback = lodash.createCallback(callback, thisArg, 3); - } - forEach(collection, function(value, key, collection) { - var object = result[++index] = getObject(); - if (isArr) { - object.criteria = map(callback, function(key) { return value[key]; }); - } else { - (object.criteria = getArray())[0] = callback(value, key, collection); - } - object.index = index; - object.value = value; - }); - - length = result.length; - result.sort(compareAscending); - while (length--) { - var object = result[length]; - result[length] = object.value; - if (!isArr) { - releaseArray(object.criteria); - } - releaseObject(object); - } - return result; - } - - /** - * Converts the `collection` to an array. - * - * @static - * @memberOf _ - * @category Collections - * @param {Array|Object|string} collection The collection to convert. - * @returns {Array} Returns the new converted array. - * @example - * - * (function() { return _.toArray(arguments).slice(1); })(1, 2, 3, 4); - * // => [2, 3, 4] - */ - function toArray(collection) { - if (collection && typeof collection.length == 'number') { - return (support.unindexedChars && isString(collection)) - ? collection.split('') - : slice(collection); - } - return values(collection); - } - - /** - * Performs a deep comparison of each element in a `collection` to the given - * `properties` object, returning an array of all elements that have equivalent - * property values. - * - * @static - * @memberOf _ - * @type Function - * @category Collections - * @param {Array|Object|string} collection The collection to iterate over. - * @param {Object} props The object of property values to filter by. - * @returns {Array} Returns a new array of elements that have the given properties. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'pets': ['hoppy'] }, - * { 'name': 'fred', 'age': 40, 'pets': ['baby puss', 'dino'] } - * ]; - * - * _.where(characters, { 'age': 36 }); - * // => [{ 'name': 'barney', 'age': 36, 'pets': ['hoppy'] }] - * - * _.where(characters, { 'pets': ['dino'] }); - * // => [{ 'name': 'fred', 'age': 40, 'pets': ['baby puss', 'dino'] }] - */ - var where = filter; - - /*--------------------------------------------------------------------------*/ - - /** - * Creates an array with all falsey values removed. The values `false`, `null`, - * `0`, `""`, `undefined`, and `NaN` are all falsey. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to compact. - * @returns {Array} Returns a new array of filtered values. - * @example - * - * _.compact([0, 1, false, 2, '', 3]); - * // => [1, 2, 3] - */ - function compact(array) { - var index = -1, - length = array ? array.length : 0, - result = []; - - while (++index < length) { - var value = array[index]; - if (value) { - result.push(value); - } - } - return result; - } - - /** - * Creates an array excluding all values of the provided arrays using strict - * equality for comparisons, i.e. `===`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to process. - * @param {...Array} [values] The arrays of values to exclude. - * @returns {Array} Returns a new array of filtered values. - * @example - * - * _.difference([1, 2, 3, 4, 5], [5, 2, 10]); - * // => [1, 3, 4] - */ - function difference(array) { - return baseDifference(array, baseFlatten(arguments, true, true, 1)); - } - - /** - * This method is like `_.find` except that it returns the index of the first - * element that passes the callback check, instead of the element itself. - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to search. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {number} Returns the index of the found element, else `-1`. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'blocked': false }, - * { 'name': 'fred', 'age': 40, 'blocked': true }, - * { 'name': 'pebbles', 'age': 1, 'blocked': false } - * ]; - * - * _.findIndex(characters, function(chr) { - * return chr.age < 20; - * }); - * // => 2 - * - * // using "_.where" callback shorthand - * _.findIndex(characters, { 'age': 36 }); - * // => 0 - * - * // using "_.pluck" callback shorthand - * _.findIndex(characters, 'blocked'); - * // => 1 - */ - function findIndex(array, callback, thisArg) { - var index = -1, - length = array ? array.length : 0; - - callback = lodash.createCallback(callback, thisArg, 3); - while (++index < length) { - if (callback(array[index], index, array)) { - return index; - } - } - return -1; - } - - /** - * This method is like `_.findIndex` except that it iterates over elements - * of a `collection` from right to left. - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to search. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {number} Returns the index of the found element, else `-1`. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36, 'blocked': true }, - * { 'name': 'fred', 'age': 40, 'blocked': false }, - * { 'name': 'pebbles', 'age': 1, 'blocked': true } - * ]; - * - * _.findLastIndex(characters, function(chr) { - * return chr.age > 30; - * }); - * // => 1 - * - * // using "_.where" callback shorthand - * _.findLastIndex(characters, { 'age': 36 }); - * // => 0 - * - * // using "_.pluck" callback shorthand - * _.findLastIndex(characters, 'blocked'); - * // => 2 - */ - function findLastIndex(array, callback, thisArg) { - var length = array ? array.length : 0; - callback = lodash.createCallback(callback, thisArg, 3); - while (length--) { - if (callback(array[length], length, array)) { - return length; - } - } - return -1; - } - - /** - * Gets the first element or first `n` elements of an array. If a callback - * is provided elements at the beginning of the array are returned as long - * as the callback returns truey. The callback is bound to `thisArg` and - * invoked with three arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias head, take - * @category Arrays - * @param {Array} array The array to query. - * @param {Function|Object|number|string} [callback] The function called - * per element or the number of elements to return. If a property name or - * object is provided it will be used to create a "_.pluck" or "_.where" - * style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the first element(s) of `array`. - * @example - * - * _.first([1, 2, 3]); - * // => 1 - * - * _.first([1, 2, 3], 2); - * // => [1, 2] - * - * _.first([1, 2, 3], function(num) { - * return num < 3; - * }); - * // => [1, 2] - * - * var characters = [ - * { 'name': 'barney', 'blocked': true, 'employer': 'slate' }, - * { 'name': 'fred', 'blocked': false, 'employer': 'slate' }, - * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' } - * ]; - * - * // using "_.pluck" callback shorthand - * _.first(characters, 'blocked'); - * // => [{ 'name': 'barney', 'blocked': true, 'employer': 'slate' }] - * - * // using "_.where" callback shorthand - * _.pluck(_.first(characters, { 'employer': 'slate' }), 'name'); - * // => ['barney', 'fred'] - */ - function first(array, callback, thisArg) { - var n = 0, - length = array ? array.length : 0; - - if (typeof callback != 'number' && callback != null) { - var index = -1; - callback = lodash.createCallback(callback, thisArg, 3); - while (++index < length && callback(array[index], index, array)) { - n++; - } - } else { - n = callback; - if (n == null || thisArg) { - return array ? array[0] : undefined; - } - } - return slice(array, 0, nativeMin(nativeMax(0, n), length)); - } - - /** - * Flattens a nested array (the nesting can be to any depth). If `isShallow` - * is truey, the array will only be flattened a single level. If a callback - * is provided each element of the array is passed through the callback before - * flattening. The callback is bound to `thisArg` and invoked with three - * arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to flatten. - * @param {boolean} [isShallow=false] A flag to restrict flattening to a single level. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new flattened array. - * @example - * - * _.flatten([1, [2], [3, [[4]]]]); - * // => [1, 2, 3, 4]; - * - * _.flatten([1, [2], [3, [[4]]]], true); - * // => [1, 2, 3, [[4]]]; - * - * var characters = [ - * { 'name': 'barney', 'age': 30, 'pets': ['hoppy'] }, - * { 'name': 'fred', 'age': 40, 'pets': ['baby puss', 'dino'] } - * ]; - * - * // using "_.pluck" callback shorthand - * _.flatten(characters, 'pets'); - * // => ['hoppy', 'baby puss', 'dino'] - */ - function flatten(array, isShallow, callback, thisArg) { - // juggle arguments - if (typeof isShallow != 'boolean' && isShallow != null) { - thisArg = callback; - callback = (typeof isShallow != 'function' && thisArg && thisArg[isShallow] === array) ? null : isShallow; - isShallow = false; - } - if (callback != null) { - array = map(array, callback, thisArg); - } - return baseFlatten(array, isShallow); - } - - /** - * Gets the index at which the first occurrence of `value` is found using - * strict equality for comparisons, i.e. `===`. If the array is already sorted - * providing `true` for `fromIndex` will run a faster binary search. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to search. - * @param {*} value The value to search for. - * @param {boolean|number} [fromIndex=0] The index to search from or `true` - * to perform a binary search on a sorted array. - * @returns {number} Returns the index of the matched value or `-1`. - * @example - * - * _.indexOf([1, 2, 3, 1, 2, 3], 2); - * // => 1 - * - * _.indexOf([1, 2, 3, 1, 2, 3], 2, 3); - * // => 4 - * - * _.indexOf([1, 1, 2, 2, 3, 3], 2, true); - * // => 2 - */ - function indexOf(array, value, fromIndex) { - if (typeof fromIndex == 'number') { - var length = array ? array.length : 0; - fromIndex = (fromIndex < 0 ? nativeMax(0, length + fromIndex) : fromIndex || 0); - } else if (fromIndex) { - var index = sortedIndex(array, value); - return array[index] === value ? index : -1; - } - return baseIndexOf(array, value, fromIndex); - } - - /** - * Gets all but the last element or last `n` elements of an array. If a - * callback is provided elements at the end of the array are excluded from - * the result as long as the callback returns truey. The callback is bound - * to `thisArg` and invoked with three arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to query. - * @param {Function|Object|number|string} [callback=1] The function called - * per element or the number of elements to exclude. If a property name or - * object is provided it will be used to create a "_.pluck" or "_.where" - * style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a slice of `array`. - * @example - * - * _.initial([1, 2, 3]); - * // => [1, 2] - * - * _.initial([1, 2, 3], 2); - * // => [1] - * - * _.initial([1, 2, 3], function(num) { - * return num > 1; - * }); - * // => [1] - * - * var characters = [ - * { 'name': 'barney', 'blocked': false, 'employer': 'slate' }, - * { 'name': 'fred', 'blocked': true, 'employer': 'slate' }, - * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' } - * ]; - * - * // using "_.pluck" callback shorthand - * _.initial(characters, 'blocked'); - * // => [{ 'name': 'barney', 'blocked': false, 'employer': 'slate' }] - * - * // using "_.where" callback shorthand - * _.pluck(_.initial(characters, { 'employer': 'na' }), 'name'); - * // => ['barney', 'fred'] - */ - function initial(array, callback, thisArg) { - var n = 0, - length = array ? array.length : 0; - - if (typeof callback != 'number' && callback != null) { - var index = length; - callback = lodash.createCallback(callback, thisArg, 3); - while (index-- && callback(array[index], index, array)) { - n++; - } - } else { - n = (callback == null || thisArg) ? 1 : callback || n; - } - return slice(array, 0, nativeMin(nativeMax(0, length - n), length)); - } - - /** - * Creates an array of unique values present in all provided arrays using - * strict equality for comparisons, i.e. `===`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {...Array} [array] The arrays to inspect. - * @returns {Array} Returns an array of shared values. - * @example - * - * _.intersection([1, 2, 3], [5, 2, 1, 4], [2, 1]); - * // => [1, 2] - */ - function intersection() { - var args = [], - argsIndex = -1, - argsLength = arguments.length, - caches = getArray(), - indexOf = getIndexOf(), - trustIndexOf = indexOf === baseIndexOf, - seen = getArray(); - - while (++argsIndex < argsLength) { - var value = arguments[argsIndex]; - if (isArray(value) || isArguments(value)) { - args.push(value); - caches.push(trustIndexOf && value.length >= largeArraySize && - createCache(argsIndex ? args[argsIndex] : seen)); - } - } - var array = args[0], - index = -1, - length = array ? array.length : 0, - result = []; - - outer: - while (++index < length) { - var cache = caches[0]; - value = array[index]; - - if ((cache ? cacheIndexOf(cache, value) : indexOf(seen, value)) < 0) { - argsIndex = argsLength; - (cache || seen).push(value); - while (--argsIndex) { - cache = caches[argsIndex]; - if ((cache ? cacheIndexOf(cache, value) : indexOf(args[argsIndex], value)) < 0) { - continue outer; - } - } - result.push(value); - } - } - while (argsLength--) { - cache = caches[argsLength]; - if (cache) { - releaseObject(cache); - } - } - releaseArray(caches); - releaseArray(seen); - return result; - } - - /** - * Gets the last element or last `n` elements of an array. If a callback is - * provided elements at the end of the array are returned as long as the - * callback returns truey. The callback is bound to `thisArg` and invoked - * with three arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to query. - * @param {Function|Object|number|string} [callback] The function called - * per element or the number of elements to return. If a property name or - * object is provided it will be used to create a "_.pluck" or "_.where" - * style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {*} Returns the last element(s) of `array`. - * @example - * - * _.last([1, 2, 3]); - * // => 3 - * - * _.last([1, 2, 3], 2); - * // => [2, 3] - * - * _.last([1, 2, 3], function(num) { - * return num > 1; - * }); - * // => [2, 3] - * - * var characters = [ - * { 'name': 'barney', 'blocked': false, 'employer': 'slate' }, - * { 'name': 'fred', 'blocked': true, 'employer': 'slate' }, - * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' } - * ]; - * - * // using "_.pluck" callback shorthand - * _.pluck(_.last(characters, 'blocked'), 'name'); - * // => ['fred', 'pebbles'] - * - * // using "_.where" callback shorthand - * _.last(characters, { 'employer': 'na' }); - * // => [{ 'name': 'pebbles', 'blocked': true, 'employer': 'na' }] - */ - function last(array, callback, thisArg) { - var n = 0, - length = array ? array.length : 0; - - if (typeof callback != 'number' && callback != null) { - var index = length; - callback = lodash.createCallback(callback, thisArg, 3); - while (index-- && callback(array[index], index, array)) { - n++; - } - } else { - n = callback; - if (n == null || thisArg) { - return array ? array[length - 1] : undefined; - } - } - return slice(array, nativeMax(0, length - n)); - } - - /** - * Gets the index at which the last occurrence of `value` is found using strict - * equality for comparisons, i.e. `===`. If `fromIndex` is negative, it is used - * as the offset from the end of the collection. - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to search. - * @param {*} value The value to search for. - * @param {number} [fromIndex=array.length-1] The index to search from. - * @returns {number} Returns the index of the matched value or `-1`. - * @example - * - * _.lastIndexOf([1, 2, 3, 1, 2, 3], 2); - * // => 4 - * - * _.lastIndexOf([1, 2, 3, 1, 2, 3], 2, 3); - * // => 1 - */ - function lastIndexOf(array, value, fromIndex) { - var index = array ? array.length : 0; - if (typeof fromIndex == 'number') { - index = (fromIndex < 0 ? nativeMax(0, index + fromIndex) : nativeMin(fromIndex, index - 1)) + 1; - } - while (index--) { - if (array[index] === value) { - return index; - } - } - return -1; - } - - /** - * Removes all provided values from the given array using strict equality for - * comparisons, i.e. `===`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to modify. - * @param {...*} [value] The values to remove. - * @returns {Array} Returns `array`. - * @example - * - * var array = [1, 2, 3, 1, 2, 3]; - * _.pull(array, 2, 3); - * console.log(array); - * // => [1, 1] - */ - function pull(array) { - var args = arguments, - argsIndex = 0, - argsLength = args.length, - length = array ? array.length : 0; - - while (++argsIndex < argsLength) { - var index = -1, - value = args[argsIndex]; - while (++index < length) { - if (array[index] === value) { - splice.call(array, index--, 1); - length--; - } - } - } - return array; - } - - /** - * Creates an array of numbers (positive and/or negative) progressing from - * `start` up to but not including `end`. If `start` is less than `stop` a - * zero-length range is created unless a negative `step` is specified. - * - * @static - * @memberOf _ - * @category Arrays - * @param {number} [start=0] The start of the range. - * @param {number} end The end of the range. - * @param {number} [step=1] The value to increment or decrement by. - * @returns {Array} Returns a new range array. - * @example - * - * _.range(4); - * // => [0, 1, 2, 3] - * - * _.range(1, 5); - * // => [1, 2, 3, 4] - * - * _.range(0, 20, 5); - * // => [0, 5, 10, 15] - * - * _.range(0, -4, -1); - * // => [0, -1, -2, -3] - * - * _.range(1, 4, 0); - * // => [1, 1, 1] - * - * _.range(0); - * // => [] - */ - function range(start, end, step) { - start = +start || 0; - step = typeof step == 'number' ? step : (+step || 1); - - if (end == null) { - end = start; - start = 0; - } - // use `Array(length)` so engines like Chakra and V8 avoid slower modes - // http://youtu.be/XAqIpGU8ZZk#t=17m25s - var index = -1, - length = nativeMax(0, ceil((end - start) / (step || 1))), - result = Array(length); - - while (++index < length) { - result[index] = start; - start += step; - } - return result; - } - - /** - * Removes all elements from an array that the callback returns truey for - * and returns an array of removed elements. The callback is bound to `thisArg` - * and invoked with three arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to modify. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a new array of removed elements. - * @example - * - * var array = [1, 2, 3, 4, 5, 6]; - * var evens = _.remove(array, function(num) { return num % 2 == 0; }); - * - * console.log(array); - * // => [1, 3, 5] - * - * console.log(evens); - * // => [2, 4, 6] - */ - function remove(array, callback, thisArg) { - var index = -1, - length = array ? array.length : 0, - result = []; - - callback = lodash.createCallback(callback, thisArg, 3); - while (++index < length) { - var value = array[index]; - if (callback(value, index, array)) { - result.push(value); - splice.call(array, index--, 1); - length--; - } - } - return result; - } - - /** - * The opposite of `_.initial` this method gets all but the first element or - * first `n` elements of an array. If a callback function is provided elements - * at the beginning of the array are excluded from the result as long as the - * callback returns truey. The callback is bound to `thisArg` and invoked - * with three arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias drop, tail - * @category Arrays - * @param {Array} array The array to query. - * @param {Function|Object|number|string} [callback=1] The function called - * per element or the number of elements to exclude. If a property name or - * object is provided it will be used to create a "_.pluck" or "_.where" - * style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a slice of `array`. - * @example - * - * _.rest([1, 2, 3]); - * // => [2, 3] - * - * _.rest([1, 2, 3], 2); - * // => [3] - * - * _.rest([1, 2, 3], function(num) { - * return num < 3; - * }); - * // => [3] - * - * var characters = [ - * { 'name': 'barney', 'blocked': true, 'employer': 'slate' }, - * { 'name': 'fred', 'blocked': false, 'employer': 'slate' }, - * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' } - * ]; - * - * // using "_.pluck" callback shorthand - * _.pluck(_.rest(characters, 'blocked'), 'name'); - * // => ['fred', 'pebbles'] - * - * // using "_.where" callback shorthand - * _.rest(characters, { 'employer': 'slate' }); - * // => [{ 'name': 'pebbles', 'blocked': true, 'employer': 'na' }] - */ - function rest(array, callback, thisArg) { - if (typeof callback != 'number' && callback != null) { - var n = 0, - index = -1, - length = array ? array.length : 0; - - callback = lodash.createCallback(callback, thisArg, 3); - while (++index < length && callback(array[index], index, array)) { - n++; - } - } else { - n = (callback == null || thisArg) ? 1 : nativeMax(0, callback); - } - return slice(array, n); - } - - /** - * Uses a binary search to determine the smallest index at which a value - * should be inserted into a given sorted array in order to maintain the sort - * order of the array. If a callback is provided it will be executed for - * `value` and each element of `array` to compute their sort ranking. The - * callback is bound to `thisArg` and invoked with one argument; (value). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to inspect. - * @param {*} value The value to evaluate. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {number} Returns the index at which `value` should be inserted - * into `array`. - * @example - * - * _.sortedIndex([20, 30, 50], 40); - * // => 2 - * - * // using "_.pluck" callback shorthand - * _.sortedIndex([{ 'x': 20 }, { 'x': 30 }, { 'x': 50 }], { 'x': 40 }, 'x'); - * // => 2 - * - * var dict = { - * 'wordToNumber': { 'twenty': 20, 'thirty': 30, 'fourty': 40, 'fifty': 50 } - * }; - * - * _.sortedIndex(['twenty', 'thirty', 'fifty'], 'fourty', function(word) { - * return dict.wordToNumber[word]; - * }); - * // => 2 - * - * _.sortedIndex(['twenty', 'thirty', 'fifty'], 'fourty', function(word) { - * return this.wordToNumber[word]; - * }, dict); - * // => 2 - */ - function sortedIndex(array, value, callback, thisArg) { - var low = 0, - high = array ? array.length : low; - - // explicitly reference `identity` for better inlining in Firefox - callback = callback ? lodash.createCallback(callback, thisArg, 1) : identity; - value = callback(value); - - while (low < high) { - var mid = (low + high) >>> 1; - (callback(array[mid]) < value) - ? low = mid + 1 - : high = mid; - } - return low; - } - - /** - * Creates an array of unique values, in order, of the provided arrays using - * strict equality for comparisons, i.e. `===`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {...Array} [array] The arrays to inspect. - * @returns {Array} Returns an array of combined values. - * @example - * - * _.union([1, 2, 3], [5, 2, 1, 4], [2, 1]); - * // => [1, 2, 3, 5, 4] - */ - function union() { - return baseUniq(baseFlatten(arguments, true, true)); - } - - /** - * Creates a duplicate-value-free version of an array using strict equality - * for comparisons, i.e. `===`. If the array is sorted, providing - * `true` for `isSorted` will use a faster algorithm. If a callback is provided - * each element of `array` is passed through the callback before uniqueness - * is computed. The callback is bound to `thisArg` and invoked with three - * arguments; (value, index, array). - * - * If a property name is provided for `callback` the created "_.pluck" style - * callback will return the property value of the given element. - * - * If an object is provided for `callback` the created "_.where" style callback - * will return `true` for elements that have the properties of the given object, - * else `false`. - * - * @static - * @memberOf _ - * @alias unique - * @category Arrays - * @param {Array} array The array to process. - * @param {boolean} [isSorted=false] A flag to indicate that `array` is sorted. - * @param {Function|Object|string} [callback=identity] The function called - * per iteration. If a property name or object is provided it will be used - * to create a "_.pluck" or "_.where" style callback, respectively. - * @param {*} [thisArg] The `this` binding of `callback`. - * @returns {Array} Returns a duplicate-value-free array. - * @example - * - * _.uniq([1, 2, 1, 3, 1]); - * // => [1, 2, 3] - * - * _.uniq([1, 1, 2, 2, 3], true); - * // => [1, 2, 3] - * - * _.uniq(['A', 'b', 'C', 'a', 'B', 'c'], function(letter) { return letter.toLowerCase(); }); - * // => ['A', 'b', 'C'] - * - * _.uniq([1, 2.5, 3, 1.5, 2, 3.5], function(num) { return this.floor(num); }, Math); - * // => [1, 2.5, 3] - * - * // using "_.pluck" callback shorthand - * _.uniq([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x'); - * // => [{ 'x': 1 }, { 'x': 2 }] - */ - function uniq(array, isSorted, callback, thisArg) { - // juggle arguments - if (typeof isSorted != 'boolean' && isSorted != null) { - thisArg = callback; - callback = (typeof isSorted != 'function' && thisArg && thisArg[isSorted] === array) ? null : isSorted; - isSorted = false; - } - if (callback != null) { - callback = lodash.createCallback(callback, thisArg, 3); - } - return baseUniq(array, isSorted, callback); - } - - /** - * Creates an array excluding all provided values using strict equality for - * comparisons, i.e. `===`. - * - * @static - * @memberOf _ - * @category Arrays - * @param {Array} array The array to filter. - * @param {...*} [value] The values to exclude. - * @returns {Array} Returns a new array of filtered values. - * @example - * - * _.without([1, 2, 1, 0, 3, 1, 4], 0, 1); - * // => [2, 3, 4] - */ - function without(array) { - return baseDifference(array, slice(arguments, 1)); - } - - /** - * Creates an array that is the symmetric difference of the provided arrays. - * See http://en.wikipedia.org/wiki/Symmetric_difference. - * - * @static - * @memberOf _ - * @category Arrays - * @param {...Array} [array] The arrays to inspect. - * @returns {Array} Returns an array of values. - * @example - * - * _.xor([1, 2, 3], [5, 2, 1, 4]); - * // => [3, 5, 4] - * - * _.xor([1, 2, 5], [2, 3, 5], [3, 4, 5]); - * // => [1, 4, 5] - */ - function xor() { - var index = -1, - length = arguments.length; - - while (++index < length) { - var array = arguments[index]; - if (isArray(array) || isArguments(array)) { - var result = result - ? baseUniq(baseDifference(result, array).concat(baseDifference(array, result))) - : array; - } - } - return result || []; - } - - /** - * Creates an array of grouped elements, the first of which contains the first - * elements of the given arrays, the second of which contains the second - * elements of the given arrays, and so on. - * - * @static - * @memberOf _ - * @alias unzip - * @category Arrays - * @param {...Array} [array] Arrays to process. - * @returns {Array} Returns a new array of grouped elements. - * @example - * - * _.zip(['fred', 'barney'], [30, 40], [true, false]); - * // => [['fred', 30, true], ['barney', 40, false]] - */ - function zip() { - var array = arguments.length > 1 ? arguments : arguments[0], - index = -1, - length = array ? max(pluck(array, 'length')) : 0, - result = Array(length < 0 ? 0 : length); - - while (++index < length) { - result[index] = pluck(array, index); - } - return result; - } - - /** - * Creates an object composed from arrays of `keys` and `values`. Provide - * either a single two dimensional array, i.e. `[[key1, value1], [key2, value2]]` - * or two arrays, one of `keys` and one of corresponding `values`. - * - * @static - * @memberOf _ - * @alias object - * @category Arrays - * @param {Array} keys The array of keys. - * @param {Array} [values=[]] The array of values. - * @returns {Object} Returns an object composed of the given keys and - * corresponding values. - * @example - * - * _.zipObject(['fred', 'barney'], [30, 40]); - * // => { 'fred': 30, 'barney': 40 } - */ - function zipObject(keys, values) { - var index = -1, - length = keys ? keys.length : 0, - result = {}; - - if (!values && length && !isArray(keys[0])) { - values = []; - } - while (++index < length) { - var key = keys[index]; - if (values) { - result[key] = values[index]; - } else if (key) { - result[key[0]] = key[1]; - } - } - return result; - } - - /*--------------------------------------------------------------------------*/ - - /** - * Creates a function that executes `func`, with the `this` binding and - * arguments of the created function, only after being called `n` times. - * - * @static - * @memberOf _ - * @category Functions - * @param {number} n The number of times the function must be called before - * `func` is executed. - * @param {Function} func The function to restrict. - * @returns {Function} Returns the new restricted function. - * @example - * - * var saves = ['profile', 'settings']; - * - * var done = _.after(saves.length, function() { - * console.log('Done saving!'); - * }); - * - * _.forEach(saves, function(type) { - * asyncSave({ 'type': type, 'complete': done }); - * }); - * // => logs 'Done saving!', after all saves have completed - */ - function after(n, func) { - if (!isFunction(func)) { - throw new TypeError; - } - return function() { - if (--n < 1) { - return func.apply(this, arguments); - } - }; - } - - /** - * Creates a function that, when called, invokes `func` with the `this` - * binding of `thisArg` and prepends any additional `bind` arguments to those - * provided to the bound function. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to bind. - * @param {*} [thisArg] The `this` binding of `func`. - * @param {...*} [arg] Arguments to be partially applied. - * @returns {Function} Returns the new bound function. - * @example - * - * var func = function(greeting) { - * return greeting + ' ' + this.name; - * }; - * - * func = _.bind(func, { 'name': 'fred' }, 'hi'); - * func(); - * // => 'hi fred' - */ - function bind(func, thisArg) { - return arguments.length > 2 - ? createWrapper(func, 17, slice(arguments, 2), null, thisArg) - : createWrapper(func, 1, null, null, thisArg); - } - - /** - * Binds methods of an object to the object itself, overwriting the existing - * method. Method names may be specified as individual arguments or as arrays - * of method names. If no method names are provided all the function properties - * of `object` will be bound. - * - * @static - * @memberOf _ - * @category Functions - * @param {Object} object The object to bind and assign the bound methods to. - * @param {...string} [methodName] The object method names to - * bind, specified as individual method names or arrays of method names. - * @returns {Object} Returns `object`. - * @example - * - * var view = { - * 'label': 'docs', - * 'onClick': function() { console.log('clicked ' + this.label); } - * }; - * - * _.bindAll(view); - * jQuery('#docs').on('click', view.onClick); - * // => logs 'clicked docs', when the button is clicked - */ - function bindAll(object) { - var funcs = arguments.length > 1 ? baseFlatten(arguments, true, false, 1) : functions(object), - index = -1, - length = funcs.length; - - while (++index < length) { - var key = funcs[index]; - object[key] = createWrapper(object[key], 1, null, null, object); - } - return object; - } - - /** - * Creates a function that, when called, invokes the method at `object[key]` - * and prepends any additional `bindKey` arguments to those provided to the bound - * function. This method differs from `_.bind` by allowing bound functions to - * reference methods that will be redefined or don't yet exist. - * See http://michaux.ca/articles/lazy-function-definition-pattern. - * - * @static - * @memberOf _ - * @category Functions - * @param {Object} object The object the method belongs to. - * @param {string} key The key of the method. - * @param {...*} [arg] Arguments to be partially applied. - * @returns {Function} Returns the new bound function. - * @example - * - * var object = { - * 'name': 'fred', - * 'greet': function(greeting) { - * return greeting + ' ' + this.name; - * } - * }; - * - * var func = _.bindKey(object, 'greet', 'hi'); - * func(); - * // => 'hi fred' - * - * object.greet = function(greeting) { - * return greeting + 'ya ' + this.name + '!'; - * }; - * - * func(); - * // => 'hiya fred!' - */ - function bindKey(object, key) { - return arguments.length > 2 - ? createWrapper(key, 19, slice(arguments, 2), null, object) - : createWrapper(key, 3, null, null, object); - } - - /** - * Creates a function that is the composition of the provided functions, - * where each function consumes the return value of the function that follows. - * For example, composing the functions `f()`, `g()`, and `h()` produces `f(g(h()))`. - * Each function is executed with the `this` binding of the composed function. - * - * @static - * @memberOf _ - * @category Functions - * @param {...Function} [func] Functions to compose. - * @returns {Function} Returns the new composed function. - * @example - * - * var realNameMap = { - * 'pebbles': 'penelope' - * }; - * - * var format = function(name) { - * name = realNameMap[name.toLowerCase()] || name; - * return name.charAt(0).toUpperCase() + name.slice(1).toLowerCase(); - * }; - * - * var greet = function(formatted) { - * return 'Hiya ' + formatted + '!'; - * }; - * - * var welcome = _.compose(greet, format); - * welcome('pebbles'); - * // => 'Hiya Penelope!' - */ - function compose() { - var funcs = arguments, - length = funcs.length; - - while (length--) { - if (!isFunction(funcs[length])) { - throw new TypeError; - } - } - return function() { - var args = arguments, - length = funcs.length; - - while (length--) { - args = [funcs[length].apply(this, args)]; - } - return args[0]; - }; - } - - /** - * Creates a function which accepts one or more arguments of `func` that when - * invoked either executes `func` returning its result, if all `func` arguments - * have been provided, or returns a function that accepts one or more of the - * remaining `func` arguments, and so on. The arity of `func` can be specified - * if `func.length` is not sufficient. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to curry. - * @param {number} [arity=func.length] The arity of `func`. - * @returns {Function} Returns the new curried function. - * @example - * - * var curried = _.curry(function(a, b, c) { - * console.log(a + b + c); - * }); - * - * curried(1)(2)(3); - * // => 6 - * - * curried(1, 2)(3); - * // => 6 - * - * curried(1, 2, 3); - * // => 6 - */ - function curry(func, arity) { - arity = typeof arity == 'number' ? arity : (+arity || func.length); - return createWrapper(func, 4, null, null, null, arity); - } - - /** - * Creates a function that will delay the execution of `func` until after - * `wait` milliseconds have elapsed since the last time it was invoked. - * Provide an options object to indicate that `func` should be invoked on - * the leading and/or trailing edge of the `wait` timeout. Subsequent calls - * to the debounced function will return the result of the last `func` call. - * - * Note: If `leading` and `trailing` options are `true` `func` will be called - * on the trailing edge of the timeout only if the the debounced function is - * invoked more than once during the `wait` timeout. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to debounce. - * @param {number} wait The number of milliseconds to delay. - * @param {Object} [options] The options object. - * @param {boolean} [options.leading=false] Specify execution on the leading edge of the timeout. - * @param {number} [options.maxWait] The maximum time `func` is allowed to be delayed before it's called. - * @param {boolean} [options.trailing=true] Specify execution on the trailing edge of the timeout. - * @returns {Function} Returns the new debounced function. - * @example - * - * // avoid costly calculations while the window size is in flux - * var lazyLayout = _.debounce(calculateLayout, 150); - * jQuery(window).on('resize', lazyLayout); - * - * // execute `sendMail` when the click event is fired, debouncing subsequent calls - * jQuery('#postbox').on('click', _.debounce(sendMail, 300, { - * 'leading': true, - * 'trailing': false - * }); - * - * // ensure `batchLog` is executed once after 1 second of debounced calls - * var source = new EventSource('/stream'); - * source.addEventListener('message', _.debounce(batchLog, 250, { - * 'maxWait': 1000 - * }, false); - */ - function debounce(func, wait, options) { - var args, - maxTimeoutId, - result, - stamp, - thisArg, - timeoutId, - trailingCall, - lastCalled = 0, - maxWait = false, - trailing = true; - - if (!isFunction(func)) { - throw new TypeError; - } - wait = nativeMax(0, wait) || 0; - if (options === true) { - var leading = true; - trailing = false; - } else if (isObject(options)) { - leading = options.leading; - maxWait = 'maxWait' in options && (nativeMax(wait, options.maxWait) || 0); - trailing = 'trailing' in options ? options.trailing : trailing; - } - var delayed = function() { - var remaining = wait - (now() - stamp); - if (remaining <= 0) { - if (maxTimeoutId) { - clearTimeout(maxTimeoutId); - } - var isCalled = trailingCall; - maxTimeoutId = timeoutId = trailingCall = undefined; - if (isCalled) { - lastCalled = now(); - result = func.apply(thisArg, args); - if (!timeoutId && !maxTimeoutId) { - args = thisArg = null; - } - } - } else { - timeoutId = setTimeout(delayed, remaining); - } - }; - - var maxDelayed = function() { - if (timeoutId) { - clearTimeout(timeoutId); - } - maxTimeoutId = timeoutId = trailingCall = undefined; - if (trailing || (maxWait !== wait)) { - lastCalled = now(); - result = func.apply(thisArg, args); - if (!timeoutId && !maxTimeoutId) { - args = thisArg = null; - } - } - }; - - return function() { - args = arguments; - stamp = now(); - thisArg = this; - trailingCall = trailing && (timeoutId || !leading); - - if (maxWait === false) { - var leadingCall = leading && !timeoutId; - } else { - if (!maxTimeoutId && !leading) { - lastCalled = stamp; - } - var remaining = maxWait - (stamp - lastCalled), - isCalled = remaining <= 0; - - if (isCalled) { - if (maxTimeoutId) { - maxTimeoutId = clearTimeout(maxTimeoutId); - } - lastCalled = stamp; - result = func.apply(thisArg, args); - } - else if (!maxTimeoutId) { - maxTimeoutId = setTimeout(maxDelayed, remaining); - } - } - if (isCalled && timeoutId) { - timeoutId = clearTimeout(timeoutId); - } - else if (!timeoutId && wait !== maxWait) { - timeoutId = setTimeout(delayed, wait); - } - if (leadingCall) { - isCalled = true; - result = func.apply(thisArg, args); - } - if (isCalled && !timeoutId && !maxTimeoutId) { - args = thisArg = null; - } - return result; - }; - } - - /** - * Defers executing the `func` function until the current call stack has cleared. - * Additional arguments will be provided to `func` when it is invoked. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to defer. - * @param {...*} [arg] Arguments to invoke the function with. - * @returns {number} Returns the timer id. - * @example - * - * _.defer(function(text) { console.log(text); }, 'deferred'); - * // logs 'deferred' after one or more milliseconds - */ - function defer(func) { - if (!isFunction(func)) { - throw new TypeError; - } - var args = slice(arguments, 1); - return setTimeout(function() { func.apply(undefined, args); }, 1); - } - - /** - * Executes the `func` function after `wait` milliseconds. Additional arguments - * will be provided to `func` when it is invoked. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to delay. - * @param {number} wait The number of milliseconds to delay execution. - * @param {...*} [arg] Arguments to invoke the function with. - * @returns {number} Returns the timer id. - * @example - * - * _.delay(function(text) { console.log(text); }, 1000, 'later'); - * // => logs 'later' after one second - */ - function delay(func, wait) { - if (!isFunction(func)) { - throw new TypeError; - } - var args = slice(arguments, 2); - return setTimeout(function() { func.apply(undefined, args); }, wait); - } - - /** - * Creates a function that memoizes the result of `func`. If `resolver` is - * provided it will be used to determine the cache key for storing the result - * based on the arguments provided to the memoized function. By default, the - * first argument provided to the memoized function is used as the cache key. - * The `func` is executed with the `this` binding of the memoized function. - * The result cache is exposed as the `cache` property on the memoized function. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to have its output memoized. - * @param {Function} [resolver] A function used to resolve the cache key. - * @returns {Function} Returns the new memoizing function. - * @example - * - * var fibonacci = _.memoize(function(n) { - * return n < 2 ? n : fibonacci(n - 1) + fibonacci(n - 2); - * }); - * - * fibonacci(9) - * // => 34 - * - * var data = { - * 'fred': { 'name': 'fred', 'age': 40 }, - * 'pebbles': { 'name': 'pebbles', 'age': 1 } - * }; - * - * // modifying the result cache - * var get = _.memoize(function(name) { return data[name]; }, _.identity); - * get('pebbles'); - * // => { 'name': 'pebbles', 'age': 1 } - * - * get.cache.pebbles.name = 'penelope'; - * get('pebbles'); - * // => { 'name': 'penelope', 'age': 1 } - */ - function memoize(func, resolver) { - if (!isFunction(func)) { - throw new TypeError; - } - var memoized = function() { - var cache = memoized.cache, - key = resolver ? resolver.apply(this, arguments) : keyPrefix + arguments[0]; - - return hasOwnProperty.call(cache, key) - ? cache[key] - : (cache[key] = func.apply(this, arguments)); - } - memoized.cache = {}; - return memoized; - } - - /** - * Creates a function that is restricted to execute `func` once. Repeat calls to - * the function will return the value of the first call. The `func` is executed - * with the `this` binding of the created function. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to restrict. - * @returns {Function} Returns the new restricted function. - * @example - * - * var initialize = _.once(createApplication); - * initialize(); - * initialize(); - * // `initialize` executes `createApplication` once - */ - function once(func) { - var ran, - result; - - if (!isFunction(func)) { - throw new TypeError; - } - return function() { - if (ran) { - return result; - } - ran = true; - result = func.apply(this, arguments); - - // clear the `func` variable so the function may be garbage collected - func = null; - return result; - }; - } - - /** - * Creates a function that, when called, invokes `func` with any additional - * `partial` arguments prepended to those provided to the new function. This - * method is similar to `_.bind` except it does **not** alter the `this` binding. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to partially apply arguments to. - * @param {...*} [arg] Arguments to be partially applied. - * @returns {Function} Returns the new partially applied function. - * @example - * - * var greet = function(greeting, name) { return greeting + ' ' + name; }; - * var hi = _.partial(greet, 'hi'); - * hi('fred'); - * // => 'hi fred' - */ - function partial(func) { - return createWrapper(func, 16, slice(arguments, 1)); - } - - /** - * This method is like `_.partial` except that `partial` arguments are - * appended to those provided to the new function. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to partially apply arguments to. - * @param {...*} [arg] Arguments to be partially applied. - * @returns {Function} Returns the new partially applied function. - * @example - * - * var defaultsDeep = _.partialRight(_.merge, _.defaults); - * - * var options = { - * 'variable': 'data', - * 'imports': { 'jq': $ } - * }; - * - * defaultsDeep(options, _.templateSettings); - * - * options.variable - * // => 'data' - * - * options.imports - * // => { '_': _, 'jq': $ } - */ - function partialRight(func) { - return createWrapper(func, 32, null, slice(arguments, 1)); - } - - /** - * Creates a function that, when executed, will only call the `func` function - * at most once per every `wait` milliseconds. Provide an options object to - * indicate that `func` should be invoked on the leading and/or trailing edge - * of the `wait` timeout. Subsequent calls to the throttled function will - * return the result of the last `func` call. - * - * Note: If `leading` and `trailing` options are `true` `func` will be called - * on the trailing edge of the timeout only if the the throttled function is - * invoked more than once during the `wait` timeout. - * - * @static - * @memberOf _ - * @category Functions - * @param {Function} func The function to throttle. - * @param {number} wait The number of milliseconds to throttle executions to. - * @param {Object} [options] The options object. - * @param {boolean} [options.leading=true] Specify execution on the leading edge of the timeout. - * @param {boolean} [options.trailing=true] Specify execution on the trailing edge of the timeout. - * @returns {Function} Returns the new throttled function. - * @example - * - * // avoid excessively updating the position while scrolling - * var throttled = _.throttle(updatePosition, 100); - * jQuery(window).on('scroll', throttled); - * - * // execute `renewToken` when the click event is fired, but not more than once every 5 minutes - * jQuery('.interactive').on('click', _.throttle(renewToken, 300000, { - * 'trailing': false - * })); - */ - function throttle(func, wait, options) { - var leading = true, - trailing = true; - - if (!isFunction(func)) { - throw new TypeError; - } - if (options === false) { - leading = false; - } else if (isObject(options)) { - leading = 'leading' in options ? options.leading : leading; - trailing = 'trailing' in options ? options.trailing : trailing; - } - debounceOptions.leading = leading; - debounceOptions.maxWait = wait; - debounceOptions.trailing = trailing; - - return debounce(func, wait, debounceOptions); - } - - /** - * Creates a function that provides `value` to the wrapper function as its - * first argument. Additional arguments provided to the function are appended - * to those provided to the wrapper function. The wrapper is executed with - * the `this` binding of the created function. - * - * @static - * @memberOf _ - * @category Functions - * @param {*} value The value to wrap. - * @param {Function} wrapper The wrapper function. - * @returns {Function} Returns the new function. - * @example - * - * var p = _.wrap(_.escape, function(func, text) { - * return '

' + func(text) + '

'; - * }); - * - * p('Fred, Wilma, & Pebbles'); - * // => '

Fred, Wilma, & Pebbles

' - */ - function wrap(value, wrapper) { - return createWrapper(wrapper, 16, [value]); - } - - /*--------------------------------------------------------------------------*/ - - /** - * Creates a function that returns `value`. - * - * @static - * @memberOf _ - * @category Utilities - * @param {*} value The value to return from the new function. - * @returns {Function} Returns the new function. - * @example - * - * var object = { 'name': 'fred' }; - * var getter = _.constant(object); - * getter() === object; - * // => true - */ - function constant(value) { - return function() { - return value; - }; - } - - /** - * Produces a callback bound to an optional `thisArg`. If `func` is a property - * name the created callback will return the property value for a given element. - * If `func` is an object the created callback will return `true` for elements - * that contain the equivalent object properties, otherwise it will return `false`. - * - * @static - * @memberOf _ - * @category Utilities - * @param {*} [func=identity] The value to convert to a callback. - * @param {*} [thisArg] The `this` binding of the created callback. - * @param {number} [argCount] The number of arguments the callback accepts. - * @returns {Function} Returns a callback function. - * @example - * - * var characters = [ - * { 'name': 'barney', 'age': 36 }, - * { 'name': 'fred', 'age': 40 } - * ]; - * - * // wrap to create custom callback shorthands - * _.createCallback = _.wrap(_.createCallback, function(func, callback, thisArg) { - * var match = /^(.+?)__([gl]t)(.+)$/.exec(callback); - * return !match ? func(callback, thisArg) : function(object) { - * return match[2] == 'gt' ? object[match[1]] > match[3] : object[match[1]] < match[3]; - * }; - * }); - * - * _.filter(characters, 'age__gt38'); - * // => [{ 'name': 'fred', 'age': 40 }] - */ - function createCallback(func, thisArg, argCount) { - var type = typeof func; - if (func == null || type == 'function') { - return baseCreateCallback(func, thisArg, argCount); - } - // handle "_.pluck" style callback shorthands - if (type != 'object') { - return property(func); - } - var props = keys(func), - key = props[0], - a = func[key]; - - // handle "_.where" style callback shorthands - if (props.length == 1 && a === a && !isObject(a)) { - // fast path the common case of providing an object with a single - // property containing a primitive value - return function(object) { - var b = object[key]; - return a === b && (a !== 0 || (1 / a == 1 / b)); - }; - } - return function(object) { - var length = props.length, - result = false; - - while (length--) { - if (!(result = baseIsEqual(object[props[length]], func[props[length]], null, true))) { - break; - } - } - return result; - }; - } - - /** - * Converts the characters `&`, `<`, `>`, `"`, and `'` in `string` to their - * corresponding HTML entities. - * - * @static - * @memberOf _ - * @category Utilities - * @param {string} string The string to escape. - * @returns {string} Returns the escaped string. - * @example - * - * _.escape('Fred, Wilma, & Pebbles'); - * // => 'Fred, Wilma, & Pebbles' - */ - function escape(string) { - return string == null ? '' : String(string).replace(reUnescapedHtml, escapeHtmlChar); - } - - /** - * This method returns the first argument provided to it. - * - * @static - * @memberOf _ - * @category Utilities - * @param {*} value Any value. - * @returns {*} Returns `value`. - * @example - * - * var object = { 'name': 'fred' }; - * _.identity(object) === object; - * // => true - */ - function identity(value) { - return value; - } - - /** - * Adds function properties of a source object to the destination object. - * If `object` is a function methods will be added to its prototype as well. - * - * @static - * @memberOf _ - * @category Utilities - * @param {Function|Object} [object=lodash] object The destination object. - * @param {Object} source The object of functions to add. - * @param {Object} [options] The options object. - * @param {boolean} [options.chain=true] Specify whether the functions added are chainable. - * @example - * - * function capitalize(string) { - * return string.charAt(0).toUpperCase() + string.slice(1).toLowerCase(); - * } - * - * _.mixin({ 'capitalize': capitalize }); - * _.capitalize('fred'); - * // => 'Fred' - * - * _('fred').capitalize().value(); - * // => 'Fred' - * - * _.mixin({ 'capitalize': capitalize }, { 'chain': false }); - * _('fred').capitalize(); - * // => 'Fred' - */ - function mixin(object, source, options) { - var chain = true, - methodNames = source && functions(source); - - if (!source || (!options && !methodNames.length)) { - if (options == null) { - options = source; - } - ctor = lodashWrapper; - source = object; - object = lodash; - methodNames = functions(source); - } - if (options === false) { - chain = false; - } else if (isObject(options) && 'chain' in options) { - chain = options.chain; - } - var ctor = object, - isFunc = isFunction(ctor); - - forEach(methodNames, function(methodName) { - var func = object[methodName] = source[methodName]; - if (isFunc) { - ctor.prototype[methodName] = function() { - var chainAll = this.__chain__, - value = this.__wrapped__, - args = [value]; - - push.apply(args, arguments); - var result = func.apply(object, args); - if (chain || chainAll) { - if (value === result && isObject(result)) { - return this; - } - result = new ctor(result); - result.__chain__ = chainAll; - } - return result; - }; - } - }); - } - - /** - * Reverts the '_' variable to its previous value and returns a reference to - * the `lodash` function. - * - * @static - * @memberOf _ - * @category Utilities - * @returns {Function} Returns the `lodash` function. - * @example - * - * var lodash = _.noConflict(); - */ - function noConflict() { - context._ = oldDash; - return this; - } - - /** - * A no-operation function. - * - * @static - * @memberOf _ - * @category Utilities - * @example - * - * var object = { 'name': 'fred' }; - * _.noop(object) === undefined; - * // => true - */ - function noop() { - // no operation performed - } - - /** - * Gets the number of milliseconds that have elapsed since the Unix epoch - * (1 January 1970 00:00:00 UTC). - * - * @static - * @memberOf _ - * @category Utilities - * @example - * - * var stamp = _.now(); - * _.defer(function() { console.log(_.now() - stamp); }); - * // => logs the number of milliseconds it took for the deferred function to be called - */ - var now = isNative(now = Date.now) && now || function() { - return new Date().getTime(); - }; - - /** - * Converts the given value into an integer of the specified radix. - * If `radix` is `undefined` or `0` a `radix` of `10` is used unless the - * `value` is a hexadecimal, in which case a `radix` of `16` is used. - * - * Note: This method avoids differences in native ES3 and ES5 `parseInt` - * implementations. See http://es5.github.io/#E. - * - * @static - * @memberOf _ - * @category Utilities - * @param {string} value The value to parse. - * @param {number} [radix] The radix used to interpret the value to parse. - * @returns {number} Returns the new integer value. - * @example - * - * _.parseInt('08'); - * // => 8 - */ - var parseInt = nativeParseInt(whitespace + '08') == 8 ? nativeParseInt : function(value, radix) { - // Firefox < 21 and Opera < 15 follow the ES3 specified implementation of `parseInt` - return nativeParseInt(isString(value) ? value.replace(reLeadingSpacesAndZeros, '') : value, radix || 0); - }; - - /** - * Creates a "_.pluck" style function, which returns the `key` value of a - * given object. - * - * @static - * @memberOf _ - * @category Utilities - * @param {string} key The name of the property to retrieve. - * @returns {Function} Returns the new function. - * @example - * - * var characters = [ - * { 'name': 'fred', 'age': 40 }, - * { 'name': 'barney', 'age': 36 } - * ]; - * - * var getName = _.property('name'); - * - * _.map(characters, getName); - * // => ['barney', 'fred'] - * - * _.sortBy(characters, getName); - * // => [{ 'name': 'barney', 'age': 36 }, { 'name': 'fred', 'age': 40 }] - */ - function property(key) { - return function(object) { - return object[key]; - }; - } - - /** - * Produces a random number between `min` and `max` (inclusive). If only one - * argument is provided a number between `0` and the given number will be - * returned. If `floating` is truey or either `min` or `max` are floats a - * floating-point number will be returned instead of an integer. - * - * @static - * @memberOf _ - * @category Utilities - * @param {number} [min=0] The minimum possible value. - * @param {number} [max=1] The maximum possible value. - * @param {boolean} [floating=false] Specify returning a floating-point number. - * @returns {number} Returns a random number. - * @example - * - * _.random(0, 5); - * // => an integer between 0 and 5 - * - * _.random(5); - * // => also an integer between 0 and 5 - * - * _.random(5, true); - * // => a floating-point number between 0 and 5 - * - * _.random(1.2, 5.2); - * // => a floating-point number between 1.2 and 5.2 - */ - function random(min, max, floating) { - var noMin = min == null, - noMax = max == null; - - if (floating == null) { - if (typeof min == 'boolean' && noMax) { - floating = min; - min = 1; - } - else if (!noMax && typeof max == 'boolean') { - floating = max; - noMax = true; - } - } - if (noMin && noMax) { - max = 1; - } - min = +min || 0; - if (noMax) { - max = min; - min = 0; - } else { - max = +max || 0; - } - if (floating || min % 1 || max % 1) { - var rand = nativeRandom(); - return nativeMin(min + (rand * (max - min + parseFloat('1e-' + ((rand +'').length - 1)))), max); - } - return baseRandom(min, max); - } - - /** - * Resolves the value of property `key` on `object`. If `key` is a function - * it will be invoked with the `this` binding of `object` and its result returned, - * else the property value is returned. If `object` is falsey then `undefined` - * is returned. - * - * @static - * @memberOf _ - * @category Utilities - * @param {Object} object The object to inspect. - * @param {string} key The name of the property to resolve. - * @returns {*} Returns the resolved value. - * @example - * - * var object = { - * 'cheese': 'crumpets', - * 'stuff': function() { - * return 'nonsense'; - * } - * }; - * - * _.result(object, 'cheese'); - * // => 'crumpets' - * - * _.result(object, 'stuff'); - * // => 'nonsense' - */ - function result(object, key) { - if (object) { - var value = object[key]; - return isFunction(value) ? object[key]() : value; - } - } - - /** - * A micro-templating method that handles arbitrary delimiters, preserves - * whitespace, and correctly escapes quotes within interpolated code. - * - * Note: In the development build, `_.template` utilizes sourceURLs for easier - * debugging. See http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl - * - * For more information on precompiling templates see: - * http://lodash.com/custom-builds - * - * For more information on Chrome extension sandboxes see: - * http://developer.chrome.com/stable/extensions/sandboxingEval.html - * - * @static - * @memberOf _ - * @category Utilities - * @param {string} text The template text. - * @param {Object} data The data object used to populate the text. - * @param {Object} [options] The options object. - * @param {RegExp} [options.escape] The "escape" delimiter. - * @param {RegExp} [options.evaluate] The "evaluate" delimiter. - * @param {Object} [options.imports] An object to import into the template as local variables. - * @param {RegExp} [options.interpolate] The "interpolate" delimiter. - * @param {string} [sourceURL] The sourceURL of the template's compiled source. - * @param {string} [variable] The data object variable name. - * @returns {Function|string} Returns a compiled function when no `data` object - * is given, else it returns the interpolated text. - * @example - * - * // using the "interpolate" delimiter to create a compiled template - * var compiled = _.template('hello <%= name %>'); - * compiled({ 'name': 'fred' }); - * // => 'hello fred' - * - * // using the "escape" delimiter to escape HTML in data property values - * _.template('<%- value %>', { 'value': ' - - + + + diff --git a/test/SpecRunnerMin.html b/test/SpecRunnerMin.html index 0b6957f..3d66508 100644 --- a/test/SpecRunnerMin.html +++ b/test/SpecRunnerMin.html @@ -2,14 +2,14 @@ - Jasmine Spec Runner v2.1.3 + Jasmine Spec Runner - - + + - - - + + + diff --git a/test/lib/jasmine-2.1.3/boot.js b/test/lib/jasmine-2.1.3/boot.js deleted file mode 100644 index 164f068..0000000 --- a/test/lib/jasmine-2.1.3/boot.js +++ /dev/null @@ -1,120 +0,0 @@ -/** - Starting with version 2.0, this file "boots" Jasmine, performing all of the necessary initialization before executing the loaded environment and all of a project's specs. This file should be loaded after `jasmine.js` and `jasmine_html.js`, but before any project source files or spec files are loaded. Thus this file can also be used to customize Jasmine for a project. - - If a project is using Jasmine via the standalone distribution, this file can be customized directly. If a project is using Jasmine via the [Ruby gem][jasmine-gem], this file can be copied into the support directory via `jasmine copy_boot_js`. Other environments (e.g., Python) will have different mechanisms. - - The location of `boot.js` can be specified and/or overridden in `jasmine.yml`. - - [jasmine-gem]: http://github.com/pivotal/jasmine-gem - */ - -(function() { - - /** - * ## Require & Instantiate - * - * Require Jasmine's core files. Specifically, this requires and attaches all of Jasmine's code to the `jasmine` reference. - */ - window.jasmine = jasmineRequire.core(jasmineRequire); - - /** - * Since this is being run in a browser and the results should populate to an HTML page, require the HTML-specific Jasmine code, injecting the same reference. - */ - jasmineRequire.html(jasmine); - - /** - * Create the Jasmine environment. This is used to run all specs in a project. - */ - var env = jasmine.getEnv(); - - /** - * ## The Global Interface - * - * Build up the functions that will be exposed as the Jasmine public interface. A project can customize, rename or alias any of these functions as desired, provided the implementation remains unchanged. - */ - var jasmineInterface = jasmineRequire.interface(jasmine, env); - - /** - * Add all of the Jasmine global/public interface to the proper global, so a project can use the public interface directly. For example, calling `describe` in specs instead of `jasmine.getEnv().describe`. - */ - if (typeof window == "undefined" && typeof exports == "object") { - extend(exports, jasmineInterface); - } else { - extend(window, jasmineInterface); - } - - /** - * ## Runner Parameters - * - * More browser specific code - wrap the query string in an object and to allow for getting/setting parameters from the runner user interface. - */ - - var queryString = new jasmine.QueryString({ - getWindowLocation: function() { return window.location; } - }); - - var catchingExceptions = queryString.getParam("catch"); - env.catchExceptions(typeof catchingExceptions === "undefined" ? true : catchingExceptions); - - /** - * ## Reporters - * The `HtmlReporter` builds all of the HTML UI for the runner page. This reporter paints the dots, stars, and x's for specs, as well as all spec names and all failures (if any). - */ - var htmlReporter = new jasmine.HtmlReporter({ - env: env, - onRaiseExceptionsClick: function() { queryString.setParam("catch", !env.catchingExceptions()); }, - getContainer: function() { return document.body; }, - createElement: function() { return document.createElement.apply(document, arguments); }, - createTextNode: function() { return document.createTextNode.apply(document, arguments); }, - timer: new jasmine.Timer() - }); - - /** - * The `jsApiReporter` also receives spec results, and is used by any environment that needs to extract the results from JavaScript. - */ - env.addReporter(jasmineInterface.jsApiReporter); - env.addReporter(htmlReporter); - - /** - * Filter which specs will be run by matching the start of the full name against the `spec` query param. - */ - var specFilter = new jasmine.HtmlSpecFilter({ - filterString: function() { return queryString.getParam("spec"); } - }); - - env.specFilter = function(spec) { - return specFilter.matches(spec.getFullName()); - }; - - /** - * Setting up timing functions to be able to be overridden. Certain browsers (Safari, IE 8, phantomjs) require this hack. - */ - window.setTimeout = window.setTimeout; - window.setInterval = window.setInterval; - window.clearTimeout = window.clearTimeout; - window.clearInterval = window.clearInterval; - - /** - * ## Execution - * - * Replace the browser window's `onload`, ensure it's called, and then run all of the loaded specs. This includes initializing the `HtmlReporter` instance and then executing the loaded Jasmine environment. All of this will happen after all of the specs are loaded. - */ - var currentWindowOnload = window.onload; - - window.onload = function() { - if (currentWindowOnload) { - currentWindowOnload(); - } - htmlReporter.initialize(); - env.execute(); - }; - - /** - * Helper function for readability above. - */ - function extend(destination, source) { - for (var property in source) destination[property] = source[property]; - return destination; - } - -}()); diff --git a/test/lib/jasmine-2.1.3/console.js b/test/lib/jasmine-2.1.3/console.js deleted file mode 100644 index a65876e..0000000 --- a/test/lib/jasmine-2.1.3/console.js +++ /dev/null @@ -1,190 +0,0 @@ -/* -Copyright (c) 2008-2014 Pivotal Labs - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ -function getJasmineRequireObj() { - if (typeof module !== 'undefined' && module.exports) { - return exports; - } else { - window.jasmineRequire = window.jasmineRequire || {}; - return window.jasmineRequire; - } -} - -getJasmineRequireObj().console = function(jRequire, j$) { - j$.ConsoleReporter = jRequire.ConsoleReporter(); -}; - -getJasmineRequireObj().ConsoleReporter = function() { - - var noopTimer = { - start: function(){}, - elapsed: function(){ return 0; } - }; - - function ConsoleReporter(options) { - var print = options.print, - showColors = options.showColors || false, - onComplete = options.onComplete || function() {}, - timer = options.timer || noopTimer, - specCount, - failureCount, - failedSpecs = [], - pendingCount, - ansi = { - green: '\x1B[32m', - red: '\x1B[31m', - yellow: '\x1B[33m', - none: '\x1B[0m' - }, - failedSuites = []; - - print('ConsoleReporter is deprecated and will be removed in a future version.'); - - this.jasmineStarted = function() { - specCount = 0; - failureCount = 0; - pendingCount = 0; - print('Started'); - printNewline(); - timer.start(); - }; - - this.jasmineDone = function() { - printNewline(); - for (var i = 0; i < failedSpecs.length; i++) { - specFailureDetails(failedSpecs[i]); - } - - if(specCount > 0) { - printNewline(); - - var specCounts = specCount + ' ' + plural('spec', specCount) + ', ' + - failureCount + ' ' + plural('failure', failureCount); - - if (pendingCount) { - specCounts += ', ' + pendingCount + ' pending ' + plural('spec', pendingCount); - } - - print(specCounts); - } else { - print('No specs found'); - } - - printNewline(); - var seconds = timer.elapsed() / 1000; - print('Finished in ' + seconds + ' ' + plural('second', seconds)); - printNewline(); - - for(i = 0; i < failedSuites.length; i++) { - suiteFailureDetails(failedSuites[i]); - } - - onComplete(failureCount === 0); - }; - - this.specDone = function(result) { - specCount++; - - if (result.status == 'pending') { - pendingCount++; - print(colored('yellow', '*')); - return; - } - - if (result.status == 'passed') { - print(colored('green', '.')); - return; - } - - if (result.status == 'failed') { - failureCount++; - failedSpecs.push(result); - print(colored('red', 'F')); - } - }; - - this.suiteDone = function(result) { - if (result.failedExpectations && result.failedExpectations.length > 0) { - failureCount++; - failedSuites.push(result); - } - }; - - return this; - - function printNewline() { - print('\n'); - } - - function colored(color, str) { - return showColors ? (ansi[color] + str + ansi.none) : str; - } - - function plural(str, count) { - return count == 1 ? str : str + 's'; - } - - function repeat(thing, times) { - var arr = []; - for (var i = 0; i < times; i++) { - arr.push(thing); - } - return arr; - } - - function indent(str, spaces) { - var lines = (str || '').split('\n'); - var newArr = []; - for (var i = 0; i < lines.length; i++) { - newArr.push(repeat(' ', spaces).join('') + lines[i]); - } - return newArr.join('\n'); - } - - function specFailureDetails(result) { - printNewline(); - print(result.fullName); - - for (var i = 0; i < result.failedExpectations.length; i++) { - var failedExpectation = result.failedExpectations[i]; - printNewline(); - print(indent(failedExpectation.message, 2)); - print(indent(failedExpectation.stack, 2)); - } - - printNewline(); - } - - function suiteFailureDetails(result) { - for (var i = 0; i < result.failedExpectations.length; i++) { - printNewline(); - print(colored('red', 'An error was thrown in an afterAll')); - printNewline(); - print(colored('red', 'AfterAll ' + result.failedExpectations[i].message)); - - } - printNewline(); - } - } - - return ConsoleReporter; -}; diff --git a/test/lib/jasmine-2.1.3/jasmine-html.js b/test/lib/jasmine-2.1.3/jasmine-html.js deleted file mode 100644 index 898108b..0000000 --- a/test/lib/jasmine-2.1.3/jasmine-html.js +++ /dev/null @@ -1,404 +0,0 @@ -/* -Copyright (c) 2008-2014 Pivotal Labs - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ -jasmineRequire.html = function(j$) { - j$.ResultsNode = jasmineRequire.ResultsNode(); - j$.HtmlReporter = jasmineRequire.HtmlReporter(j$); - j$.QueryString = jasmineRequire.QueryString(); - j$.HtmlSpecFilter = jasmineRequire.HtmlSpecFilter(); -}; - -jasmineRequire.HtmlReporter = function(j$) { - - var noopTimer = { - start: function() {}, - elapsed: function() { return 0; } - }; - - function HtmlReporter(options) { - var env = options.env || {}, - getContainer = options.getContainer, - createElement = options.createElement, - createTextNode = options.createTextNode, - onRaiseExceptionsClick = options.onRaiseExceptionsClick || function() {}, - timer = options.timer || noopTimer, - results = [], - specsExecuted = 0, - failureCount = 0, - pendingSpecCount = 0, - htmlReporterMain, - symbols, - failedSuites = []; - - this.initialize = function() { - clearPrior(); - htmlReporterMain = createDom('div', {className: 'jasmine_html-reporter'}, - createDom('div', {className: 'banner'}, - createDom('a', {className: 'title', href: 'http://jasmine.github.io/', target: '_blank'}), - createDom('span', {className: 'version'}, j$.version) - ), - createDom('ul', {className: 'symbol-summary'}), - createDom('div', {className: 'alert'}), - createDom('div', {className: 'results'}, - createDom('div', {className: 'failures'}) - ) - ); - getContainer().appendChild(htmlReporterMain); - - symbols = find('.symbol-summary'); - }; - - var totalSpecsDefined; - this.jasmineStarted = function(options) { - totalSpecsDefined = options.totalSpecsDefined || 0; - timer.start(); - }; - - var summary = createDom('div', {className: 'summary'}); - - var topResults = new j$.ResultsNode({}, '', null), - currentParent = topResults; - - this.suiteStarted = function(result) { - currentParent.addChild(result, 'suite'); - currentParent = currentParent.last(); - }; - - this.suiteDone = function(result) { - if (result.status == 'failed') { - failedSuites.push(result); - } - - if (currentParent == topResults) { - return; - } - - currentParent = currentParent.parent; - }; - - this.specStarted = function(result) { - currentParent.addChild(result, 'spec'); - }; - - var failures = []; - this.specDone = function(result) { - if(noExpectations(result) && typeof console !== 'undefined' && typeof console.error !== 'undefined') { - console.error('Spec \'' + result.fullName + '\' has no expectations.'); - } - - if (result.status != 'disabled') { - specsExecuted++; - } - - symbols.appendChild(createDom('li', { - className: noExpectations(result) ? 'empty' : result.status, - id: 'spec_' + result.id, - title: result.fullName - } - )); - - if (result.status == 'failed') { - failureCount++; - - var failure = - createDom('div', {className: 'spec-detail failed'}, - createDom('div', {className: 'description'}, - createDom('a', {title: result.fullName, href: specHref(result)}, result.fullName) - ), - createDom('div', {className: 'messages'}) - ); - var messages = failure.childNodes[1]; - - for (var i = 0; i < result.failedExpectations.length; i++) { - var expectation = result.failedExpectations[i]; - messages.appendChild(createDom('div', {className: 'result-message'}, expectation.message)); - messages.appendChild(createDom('div', {className: 'stack-trace'}, expectation.stack)); - } - - failures.push(failure); - } - - if (result.status == 'pending') { - pendingSpecCount++; - } - }; - - this.jasmineDone = function() { - var banner = find('.banner'); - banner.appendChild(createDom('span', {className: 'duration'}, 'finished in ' + timer.elapsed() / 1000 + 's')); - - var alert = find('.alert'); - - alert.appendChild(createDom('span', { className: 'exceptions' }, - createDom('label', { className: 'label', 'for': 'raise-exceptions' }, 'raise exceptions'), - createDom('input', { - className: 'raise', - id: 'raise-exceptions', - type: 'checkbox' - }) - )); - var checkbox = find('#raise-exceptions'); - - checkbox.checked = !env.catchingExceptions(); - checkbox.onclick = onRaiseExceptionsClick; - - if (specsExecuted < totalSpecsDefined) { - var skippedMessage = 'Ran ' + specsExecuted + ' of ' + totalSpecsDefined + ' specs - run all'; - alert.appendChild( - createDom('span', {className: 'bar skipped'}, - createDom('a', {href: '?', title: 'Run all specs'}, skippedMessage) - ) - ); - } - var statusBarMessage = ''; - var statusBarClassName = 'bar '; - - if (totalSpecsDefined > 0) { - statusBarMessage += pluralize('spec', specsExecuted) + ', ' + pluralize('failure', failureCount); - if (pendingSpecCount) { statusBarMessage += ', ' + pluralize('pending spec', pendingSpecCount); } - statusBarClassName += (failureCount > 0) ? 'failed' : 'passed'; - } else { - statusBarClassName += 'skipped'; - statusBarMessage += 'No specs found'; - } - - alert.appendChild(createDom('span', {className: statusBarClassName}, statusBarMessage)); - - for(i = 0; i < failedSuites.length; i++) { - var failedSuite = failedSuites[i]; - for(var j = 0; j < failedSuite.failedExpectations.length; j++) { - var errorBarMessage = 'AfterAll ' + failedSuite.failedExpectations[j].message; - var errorBarClassName = 'bar errored'; - alert.appendChild(createDom('span', {className: errorBarClassName}, errorBarMessage)); - } - } - - var results = find('.results'); - results.appendChild(summary); - - summaryList(topResults, summary); - - function summaryList(resultsTree, domParent) { - var specListNode; - for (var i = 0; i < resultsTree.children.length; i++) { - var resultNode = resultsTree.children[i]; - if (resultNode.type == 'suite') { - var suiteListNode = createDom('ul', {className: 'suite', id: 'suite-' + resultNode.result.id}, - createDom('li', {className: 'suite-detail'}, - createDom('a', {href: specHref(resultNode.result)}, resultNode.result.description) - ) - ); - - summaryList(resultNode, suiteListNode); - domParent.appendChild(suiteListNode); - } - if (resultNode.type == 'spec') { - if (domParent.getAttribute('class') != 'specs') { - specListNode = createDom('ul', {className: 'specs'}); - domParent.appendChild(specListNode); - } - var specDescription = resultNode.result.description; - if(noExpectations(resultNode.result)) { - specDescription = 'SPEC HAS NO EXPECTATIONS ' + specDescription; - } - specListNode.appendChild( - createDom('li', { - className: resultNode.result.status, - id: 'spec-' + resultNode.result.id - }, - createDom('a', {href: specHref(resultNode.result)}, specDescription) - ) - ); - } - } - } - - if (failures.length) { - alert.appendChild( - createDom('span', {className: 'menu bar spec-list'}, - createDom('span', {}, 'Spec List | '), - createDom('a', {className: 'failures-menu', href: '#'}, 'Failures'))); - alert.appendChild( - createDom('span', {className: 'menu bar failure-list'}, - createDom('a', {className: 'spec-list-menu', href: '#'}, 'Spec List'), - createDom('span', {}, ' | Failures '))); - - find('.failures-menu').onclick = function() { - setMenuModeTo('failure-list'); - }; - find('.spec-list-menu').onclick = function() { - setMenuModeTo('spec-list'); - }; - - setMenuModeTo('failure-list'); - - var failureNode = find('.failures'); - for (var i = 0; i < failures.length; i++) { - failureNode.appendChild(failures[i]); - } - } - }; - - return this; - - function find(selector) { - return getContainer().querySelector('.jasmine_html-reporter ' + selector); - } - - function clearPrior() { - // return the reporter - var oldReporter = find(''); - - if(oldReporter) { - getContainer().removeChild(oldReporter); - } - } - - function createDom(type, attrs, childrenVarArgs) { - var el = createElement(type); - - for (var i = 2; i < arguments.length; i++) { - var child = arguments[i]; - - if (typeof child === 'string') { - el.appendChild(createTextNode(child)); - } else { - if (child) { - el.appendChild(child); - } - } - } - - for (var attr in attrs) { - if (attr == 'className') { - el[attr] = attrs[attr]; - } else { - el.setAttribute(attr, attrs[attr]); - } - } - - return el; - } - - function pluralize(singular, count) { - var word = (count == 1 ? singular : singular + 's'); - - return '' + count + ' ' + word; - } - - function specHref(result) { - return '?spec=' + encodeURIComponent(result.fullName); - } - - function setMenuModeTo(mode) { - htmlReporterMain.setAttribute('class', 'jasmine_html-reporter ' + mode); - } - - function noExpectations(result) { - return (result.failedExpectations.length + result.passedExpectations.length) === 0 && - result.status === 'passed'; - } - } - - return HtmlReporter; -}; - -jasmineRequire.HtmlSpecFilter = function() { - function HtmlSpecFilter(options) { - var filterString = options && options.filterString() && options.filterString().replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&'); - var filterPattern = new RegExp(filterString); - - this.matches = function(specName) { - return filterPattern.test(specName); - }; - } - - return HtmlSpecFilter; -}; - -jasmineRequire.ResultsNode = function() { - function ResultsNode(result, type, parent) { - this.result = result; - this.type = type; - this.parent = parent; - - this.children = []; - - this.addChild = function(result, type) { - this.children.push(new ResultsNode(result, type, this)); - }; - - this.last = function() { - return this.children[this.children.length - 1]; - }; - } - - return ResultsNode; -}; - -jasmineRequire.QueryString = function() { - function QueryString(options) { - - this.setParam = function(key, value) { - var paramMap = queryStringToParamMap(); - paramMap[key] = value; - options.getWindowLocation().search = toQueryString(paramMap); - }; - - this.getParam = function(key) { - return queryStringToParamMap()[key]; - }; - - return this; - - function toQueryString(paramMap) { - var qStrPairs = []; - for (var prop in paramMap) { - qStrPairs.push(encodeURIComponent(prop) + '=' + encodeURIComponent(paramMap[prop])); - } - return '?' + qStrPairs.join('&'); - } - - function queryStringToParamMap() { - var paramStr = options.getWindowLocation().search.substring(1), - params = [], - paramMap = {}; 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} -.jasmine_html-reporter.showDetails #details { display: block; } -.jasmine_html-reporter .summaryMenuItem { font-weight: bold; text-decoration: underline; } -.jasmine_html-reporter .summary { margin-top: 14px; } -.jasmine_html-reporter .summary ul { list-style-type: none; margin-left: 14px; padding-top: 0; padding-left: 0; } -.jasmine_html-reporter .summary ul.suite { margin-top: 7px; margin-bottom: 7px; } -.jasmine_html-reporter .summary li.passed a { color: #007069; } -.jasmine_html-reporter .summary li.failed a { color: #ca3a11; } -.jasmine_html-reporter .summary li.empty a { color: #ba9d37; } -.jasmine_html-reporter .summary li.pending a { color: #ba9d37; } -.jasmine_html-reporter .description + .suite { margin-top: 0; } -.jasmine_html-reporter .suite { margin-top: 14px; } -.jasmine_html-reporter .suite a { color: #333333; } -.jasmine_html-reporter .failures .spec-detail { margin-bottom: 28px; } -.jasmine_html-reporter .failures .spec-detail .description { background-color: #ca3a11; } -.jasmine_html-reporter .failures .spec-detail .description a { color: white; } -.jasmine_html-reporter .result-message { padding-top: 14px; color: #333333; white-space: pre; } -.jasmine_html-reporter .result-message span.result { display: block; } -.jasmine_html-reporter .stack-trace { margin: 5px 0 0 0; max-height: 224px; overflow: auto; line-height: 18px; color: #666666; border: 1px solid #ddd; background: white; white-space: pre; } diff --git a/test/lib/jasmine-2.1.3/jasmine.js b/test/lib/jasmine-2.1.3/jasmine.js deleted file mode 100644 index 1ccb640..0000000 --- a/test/lib/jasmine-2.1.3/jasmine.js +++ /dev/null @@ -1,2908 +0,0 @@ -/* -Copyright (c) 2008-2014 Pivotal Labs - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ -getJasmineRequireObj = (function (jasmineGlobal) { - var jasmineRequire; - - if (typeof module !== 'undefined' && module.exports) { - jasmineGlobal = global; - jasmineRequire = exports; - } else { - jasmineRequire = jasmineGlobal.jasmineRequire = jasmineGlobal.jasmineRequire || {}; - } - - function getJasmineRequire() { - return jasmineRequire; - } - - getJasmineRequire().core = function(jRequire) { - var j$ = {}; - - jRequire.base(j$, jasmineGlobal); - j$.util = jRequire.util(); - j$.Any = jRequire.Any(); - j$.CallTracker = jRequire.CallTracker(); - j$.MockDate = jRequire.MockDate(); - j$.Clock = jRequire.Clock(); - j$.DelayedFunctionScheduler = jRequire.DelayedFunctionScheduler(); - j$.Env = jRequire.Env(j$); - j$.ExceptionFormatter = jRequire.ExceptionFormatter(); - j$.Expectation = jRequire.Expectation(); - j$.buildExpectationResult = jRequire.buildExpectationResult(); - j$.JsApiReporter = jRequire.JsApiReporter(); - j$.matchersUtil = jRequire.matchersUtil(j$); - j$.ObjectContaining = jRequire.ObjectContaining(j$); - j$.pp = jRequire.pp(j$); - j$.QueueRunner = jRequire.QueueRunner(j$); - j$.ReportDispatcher = jRequire.ReportDispatcher(); - j$.Spec = jRequire.Spec(j$); - j$.SpyRegistry = jRequire.SpyRegistry(j$); - j$.SpyStrategy = jRequire.SpyStrategy(); - j$.Suite = jRequire.Suite(); - j$.Timer = jRequire.Timer(); - j$.version = jRequire.version(); - - j$.matchers = jRequire.requireMatchers(jRequire, j$); - - return j$; - }; - - return getJasmineRequire; -})(this); - -getJasmineRequireObj().requireMatchers = function(jRequire, j$) { - var availableMatchers = [ - 'toBe', - 'toBeCloseTo', - 'toBeDefined', - 'toBeFalsy', - 'toBeGreaterThan', - 'toBeLessThan', - 'toBeNaN', - 'toBeNull', - 'toBeTruthy', - 'toBeUndefined', - 'toContain', - 'toEqual', - 'toHaveBeenCalled', - 'toHaveBeenCalledWith', - 'toMatch', - 'toThrow', - 'toThrowError' - ], - matchers = {}; - - for (var i = 0; i < availableMatchers.length; i++) { - var name = availableMatchers[i]; - matchers[name] = jRequire[name](j$); - } - - return matchers; -}; - -getJasmineRequireObj().base = function(j$, jasmineGlobal) { - j$.unimplementedMethod_ = function() { - throw new Error('unimplemented method'); - }; - - j$.MAX_PRETTY_PRINT_DEPTH = 40; - j$.MAX_PRETTY_PRINT_ARRAY_LENGTH = 100; - j$.DEFAULT_TIMEOUT_INTERVAL = 5000; - - j$.getGlobal = function() { - return jasmineGlobal; - }; - - j$.getEnv = function(options) { - var env = j$.currentEnv_ = j$.currentEnv_ || new j$.Env(options); - //jasmine. singletons in here (setTimeout blah blah). - return env; - }; - - j$.isArray_ = function(value) { - return j$.isA_('Array', value); - }; - - j$.isString_ = function(value) { - return j$.isA_('String', value); - }; - - j$.isNumber_ = function(value) { - return j$.isA_('Number', value); - }; - - j$.isA_ = function(typeName, value) { - return Object.prototype.toString.apply(value) === '[object ' + typeName + ']'; - }; - - j$.isDomNode = function(obj) { - return obj.nodeType > 0; - }; - - j$.any = function(clazz) { - return new j$.Any(clazz); - }; - - j$.objectContaining = function(sample) { - return new j$.ObjectContaining(sample); - }; - - j$.createSpy = function(name, originalFn) { - - var spyStrategy = new j$.SpyStrategy({ - name: name, - fn: originalFn, - getSpy: function() { return spy; } - }), - callTracker = new j$.CallTracker(), - spy = function() { - var callData = { - object: this, - args: Array.prototype.slice.apply(arguments) - }; - - callTracker.track(callData); - var returnValue = spyStrategy.exec.apply(this, arguments); - callData.returnValue = returnValue; - - return returnValue; - }; - - for (var prop in originalFn) { - if (prop === 'and' || prop === 'calls') { - throw new Error('Jasmine spies would overwrite the \'and\' and \'calls\' properties on the object being spied upon'); - } - - spy[prop] = originalFn[prop]; - } - - spy.and = spyStrategy; - spy.calls = callTracker; - - return spy; - }; - - j$.isSpy = function(putativeSpy) { - if (!putativeSpy) { - return false; - } - return putativeSpy.and instanceof j$.SpyStrategy && - putativeSpy.calls instanceof j$.CallTracker; - }; - - j$.createSpyObj = function(baseName, methodNames) { - if (!j$.isArray_(methodNames) || methodNames.length === 0) { - throw 'createSpyObj requires a non-empty array of method names to create spies for'; - } - var obj = {}; - for (var i = 0; i < methodNames.length; i++) { - obj[methodNames[i]] = j$.createSpy(baseName + '.' + methodNames[i]); - } - return obj; - }; -}; - -getJasmineRequireObj().util = function() { - - var util = {}; - - util.inherit = function(childClass, parentClass) { - var Subclass = function() { - }; - Subclass.prototype = parentClass.prototype; - childClass.prototype = new Subclass(); - }; - - util.htmlEscape = function(str) { - if (!str) { - return str; - } - return str.replace(/&/g, '&') - .replace(//g, '>'); - }; - - util.argsToArray = function(args) { - var arrayOfArgs = []; - for (var i = 0; i < args.length; i++) { - arrayOfArgs.push(args[i]); - } - return arrayOfArgs; - }; - - util.isUndefined = function(obj) { - return obj === void 0; - }; - - util.arrayContains = function(array, search) { - var i = array.length; - while (i--) { - if (array[i] === search) { - return true; - } - } - return false; - }; - - util.clone = function(obj) { - if (Object.prototype.toString.apply(obj) === '[object Array]') { - return obj.slice(); - } - - var cloned = {}; - for (var prop in obj) { - if (obj.hasOwnProperty(prop)) { - cloned[prop] = obj[prop]; - } - } - - return cloned; - }; - - return util; -}; - -getJasmineRequireObj().Spec = function(j$) { - function Spec(attrs) { - this.expectationFactory = attrs.expectationFactory; - this.resultCallback = attrs.resultCallback || function() {}; - this.id = attrs.id; - this.description = attrs.description || ''; - this.queueableFn = attrs.queueableFn; - this.beforeAndAfterFns = attrs.beforeAndAfterFns || function() { return {befores: [], afters: []}; }; - this.userContext = attrs.userContext || function() { return {}; }; - this.onStart = attrs.onStart || function() {}; - this.getSpecName = attrs.getSpecName || function() { return ''; }; - this.expectationResultFactory = attrs.expectationResultFactory || function() { }; - this.queueRunnerFactory = attrs.queueRunnerFactory || function() {}; - this.catchingExceptions = attrs.catchingExceptions || function() { return true; }; - - if (!this.queueableFn.fn) { - this.pend(); - } - - this.result = { - id: this.id, - description: this.description, - fullName: this.getFullName(), - failedExpectations: [], - passedExpectations: [] - }; - } - - Spec.prototype.addExpectationResult = function(passed, data) { - var expectationResult = this.expectationResultFactory(data); - if (passed) { - this.result.passedExpectations.push(expectationResult); - } else { - this.result.failedExpectations.push(expectationResult); - } - }; - - Spec.prototype.expect = function(actual) { - return this.expectationFactory(actual, this); - }; - - Spec.prototype.execute = function(onComplete) { - var self = this; - - this.onStart(this); - - if (this.markedPending || this.disabled) { - complete(); - return; - } - - var fns = this.beforeAndAfterFns(); - var allFns = fns.befores.concat(this.queueableFn).concat(fns.afters); - - this.queueRunnerFactory({ - queueableFns: allFns, - onException: function() { self.onException.apply(self, arguments); }, - onComplete: complete, - userContext: this.userContext() - }); - - function complete() { - self.result.status = self.status(); - self.resultCallback(self.result); - - if (onComplete) { - onComplete(); - } - } - }; - - Spec.prototype.onException = function onException(e) { - if (Spec.isPendingSpecException(e)) { - this.pend(); - return; - } - - this.addExpectationResult(false, { - matcherName: '', - passed: false, - expected: '', - actual: '', - error: e - }); - }; - - Spec.prototype.disable = function() { - this.disabled = true; - }; - - Spec.prototype.pend = function() { - this.markedPending = true; - }; - - Spec.prototype.status = function() { - if (this.disabled) { - return 'disabled'; - } - - if (this.markedPending) { - return 'pending'; - } - - if (this.result.failedExpectations.length > 0) { - return 'failed'; - } else { - return 'passed'; - } - }; - - Spec.prototype.isExecutable = function() { - return !this.disabled && !this.markedPending; - }; - - Spec.prototype.getFullName = function() { - return this.getSpecName(this); - }; - - Spec.pendingSpecExceptionMessage = '=> marked Pending'; - - Spec.isPendingSpecException = function(e) { - return !!(e && e.toString && e.toString().indexOf(Spec.pendingSpecExceptionMessage) !== -1); - }; - - return Spec; -}; - -if (typeof window == void 0 && typeof exports == 'object') { - exports.Spec = jasmineRequire.Spec; -} - -getJasmineRequireObj().Env = function(j$) { - function Env(options) { - options = options || {}; - - var self = this; - var global = options.global || j$.getGlobal(); - - var totalSpecsDefined = 0; - - var catchExceptions = true; - - var realSetTimeout = j$.getGlobal().setTimeout; - var realClearTimeout = j$.getGlobal().clearTimeout; - this.clock = new j$.Clock(global, new j$.DelayedFunctionScheduler(), new j$.MockDate(global)); - - var runnableLookupTable = {}; - var runnableResources = {}; - - var currentSpec = null; - var currentlyExecutingSuites = []; - var currentDeclarationSuite = null; - - var currentSuite = function() { - return currentlyExecutingSuites[currentlyExecutingSuites.length - 1]; - }; - - var currentRunnable = function() { - return currentSpec || currentSuite(); - }; - - var reporter = new j$.ReportDispatcher([ - 'jasmineStarted', - 'jasmineDone', - 'suiteStarted', - 'suiteDone', - 'specStarted', - 'specDone' - ]); - - this.specFilter = function() { - return true; - }; - - this.addCustomEqualityTester = function(tester) { - if(!currentRunnable()) { - throw new Error('Custom Equalities must be added in a before function or a spec'); - } - runnableResources[currentRunnable().id].customEqualityTesters.push(tester); - }; - - this.addMatchers = function(matchersToAdd) { - if(!currentRunnable()) { - throw new Error('Matchers must be added in a before function or a spec'); - } - var customMatchers = runnableResources[currentRunnable().id].customMatchers; - for (var matcherName in matchersToAdd) { - customMatchers[matcherName] = matchersToAdd[matcherName]; - } - }; - - j$.Expectation.addCoreMatchers(j$.matchers); - - var nextSpecId = 0; - var getNextSpecId = function() { - return 'spec' + nextSpecId++; - }; - - var nextSuiteId = 0; - var getNextSuiteId = function() { - return 'suite' + nextSuiteId++; - }; - - var expectationFactory = function(actual, spec) { - return j$.Expectation.Factory({ - util: j$.matchersUtil, - customEqualityTesters: runnableResources[spec.id].customEqualityTesters, - customMatchers: runnableResources[spec.id].customMatchers, - actual: actual, - addExpectationResult: addExpectationResult - }); - - function addExpectationResult(passed, result) { - return spec.addExpectationResult(passed, result); - } - }; - - var defaultResourcesForRunnable = function(id, parentRunnableId) { - var resources = {spies: [], customEqualityTesters: [], customMatchers: {}}; - - if(runnableResources[parentRunnableId]){ - resources.customEqualityTesters = j$.util.clone(runnableResources[parentRunnableId].customEqualityTesters); - resources.customMatchers = j$.util.clone(runnableResources[parentRunnableId].customMatchers); - } - - runnableResources[id] = resources; - }; - - var clearResourcesForRunnable = function(id) { - spyRegistry.clearSpies(); - delete runnableResources[id]; - }; - - var beforeAndAfterFns = function(suite, runnablesExplictlySet) { - return function() { - var befores = [], - afters = [], - beforeAlls = [], - afterAlls = []; - - while(suite) { - befores = befores.concat(suite.beforeFns); - afters = afters.concat(suite.afterFns); - - if (runnablesExplictlySet()) { - beforeAlls = beforeAlls.concat(suite.beforeAllFns); - afterAlls = afterAlls.concat(suite.afterAllFns); - } - - suite = suite.parentSuite; - } - return { - befores: beforeAlls.reverse().concat(befores.reverse()), - afters: afters.concat(afterAlls) - }; - }; - }; - - var getSpecName = function(spec, suite) { - return suite.getFullName() + ' ' + spec.description; - }; - - // TODO: we may just be able to pass in the fn instead of wrapping here - var buildExpectationResult = j$.buildExpectationResult, - exceptionFormatter = new j$.ExceptionFormatter(), - expectationResultFactory = function(attrs) { - attrs.messageFormatter = exceptionFormatter.message; - attrs.stackFormatter = exceptionFormatter.stack; - - return buildExpectationResult(attrs); - }; - - // TODO: fix this naming, and here's where the value comes in - this.catchExceptions = function(value) { - catchExceptions = !!value; - return catchExceptions; - }; - - this.catchingExceptions = function() { - return catchExceptions; - }; - - var maximumSpecCallbackDepth = 20; - var currentSpecCallbackDepth = 0; - - function clearStack(fn) { - currentSpecCallbackDepth++; - if (currentSpecCallbackDepth >= maximumSpecCallbackDepth) { - currentSpecCallbackDepth = 0; - realSetTimeout(fn, 0); - } else { - fn(); - } - } - - var catchException = function(e) { - return j$.Spec.isPendingSpecException(e) || catchExceptions; - }; - - var queueRunnerFactory = function(options) { - options.catchException = catchException; - options.clearStack = options.clearStack || clearStack; - options.timer = {setTimeout: realSetTimeout, clearTimeout: realClearTimeout}; - options.fail = self.fail; - - new j$.QueueRunner(options).execute(); - }; - - var topSuite = new j$.Suite({ - env: this, - id: getNextSuiteId(), - description: 'Jasmine__TopLevel__Suite', - queueRunner: queueRunnerFactory - }); - runnableLookupTable[topSuite.id] = topSuite; - defaultResourcesForRunnable(topSuite.id); - currentDeclarationSuite = topSuite; - - this.topSuite = function() { - return topSuite; - }; - - this.execute = function(runnablesToRun) { - if(runnablesToRun) { - runnablesExplictlySet = true; - } else if (focusedRunnables.length) { - runnablesExplictlySet = true; - runnablesToRun = focusedRunnables; - } else { - runnablesToRun = [topSuite.id]; - } - - var allFns = []; - for(var i = 0; i < runnablesToRun.length; i++) { - var runnable = runnableLookupTable[runnablesToRun[i]]; - allFns.push((function(runnable) { return { fn: function(done) { runnable.execute(done); } }; })(runnable)); - } - - reporter.jasmineStarted({ - totalSpecsDefined: totalSpecsDefined - }); - - queueRunnerFactory({queueableFns: allFns, onComplete: reporter.jasmineDone}); - }; - - this.addReporter = function(reporterToAdd) { - reporter.addReporter(reporterToAdd); - }; - - var spyRegistry = new j$.SpyRegistry({currentSpies: function() { - if(!currentRunnable()) { - throw new Error('Spies must be created in a before function or a spec'); - } - return runnableResources[currentRunnable().id].spies; - }}); - - this.spyOn = function() { - return spyRegistry.spyOn.apply(spyRegistry, arguments); - }; - - var suiteFactory = function(description) { - var suite = new j$.Suite({ - env: self, - id: getNextSuiteId(), - description: description, - parentSuite: currentDeclarationSuite, - queueRunner: queueRunnerFactory, - onStart: suiteStarted, - expectationFactory: expectationFactory, - expectationResultFactory: expectationResultFactory, - resultCallback: function(attrs) { - if (!suite.disabled) { - clearResourcesForRunnable(suite.id); - currentlyExecutingSuites.pop(); - } - reporter.suiteDone(attrs); - } - }); - - runnableLookupTable[suite.id] = suite; - return suite; - - function suiteStarted(suite) { - currentlyExecutingSuites.push(suite); - defaultResourcesForRunnable(suite.id, suite.parentSuite.id); - reporter.suiteStarted(suite.result); - } - }; - - this.describe = function(description, specDefinitions) { - var suite = suiteFactory(description); - addSpecsToSuite(suite, specDefinitions); - return suite; - }; - - this.xdescribe = function(description, specDefinitions) { - var suite = this.describe(description, specDefinitions); - suite.disable(); - return suite; - }; - - var focusedRunnables = []; - - this.fdescribe = function(description, specDefinitions) { - var suite = suiteFactory(description); - suite.isFocused = true; - - focusedRunnables.push(suite.id); - unfocusAncestor(); - addSpecsToSuite(suite, specDefinitions); - - return suite; - }; - - function addSpecsToSuite(suite, specDefinitions) { - var parentSuite = currentDeclarationSuite; - parentSuite.addChild(suite); - currentDeclarationSuite = suite; - - var declarationError = null; - try { - specDefinitions.call(suite); - } catch (e) { - declarationError = e; - } - - if (declarationError) { - self.it('encountered a declaration exception', function() { - throw declarationError; - }); - } - - currentDeclarationSuite = parentSuite; - } - - function findFocusedAncestor(suite) { - while (suite) { - if (suite.isFocused) { - return suite.id; - } - suite = suite.parentSuite; - } - - return null; - } - - function unfocusAncestor() { - var focusedAncestor = findFocusedAncestor(currentDeclarationSuite); - if (focusedAncestor) { - for (var i = 0; i < focusedRunnables.length; i++) { - if (focusedRunnables[i] === focusedAncestor) { - focusedRunnables.splice(i, 1); - break; - } - } - } - } - - var runnablesExplictlySet = false; - - var runnablesExplictlySetGetter = function(){ - return runnablesExplictlySet; - }; - - var specFactory = function(description, fn, suite, timeout) { - totalSpecsDefined++; - var spec = new j$.Spec({ - id: getNextSpecId(), - beforeAndAfterFns: beforeAndAfterFns(suite, runnablesExplictlySetGetter), - expectationFactory: expectationFactory, - resultCallback: specResultCallback, - getSpecName: function(spec) { - return getSpecName(spec, suite); - }, - onStart: specStarted, - description: description, - expectationResultFactory: expectationResultFactory, - queueRunnerFactory: queueRunnerFactory, - userContext: function() { return suite.clonedSharedUserContext(); }, - queueableFn: { - fn: fn, - timeout: function() { return timeout || j$.DEFAULT_TIMEOUT_INTERVAL; } - } - }); - - runnableLookupTable[spec.id] = spec; - - if (!self.specFilter(spec)) { - spec.disable(); - } - - return spec; - - function specResultCallback(result) { - clearResourcesForRunnable(spec.id); - currentSpec = null; - reporter.specDone(result); - } - - function specStarted(spec) { - currentSpec = spec; - defaultResourcesForRunnable(spec.id, suite.id); - reporter.specStarted(spec.result); - } - }; - - this.it = function(description, fn, timeout) { - var spec = specFactory(description, fn, currentDeclarationSuite, timeout); - currentDeclarationSuite.addChild(spec); - return spec; - }; - - this.xit = function() { - var spec = this.it.apply(this, arguments); - spec.pend(); - return spec; - }; - - this.fit = function(){ - var spec = this.it.apply(this, arguments); - - focusedRunnables.push(spec.id); - unfocusAncestor(); - return spec; - }; - - this.expect = function(actual) { - if (!currentRunnable()) { - throw new Error('\'expect\' was used when there was no current spec, this could be because an asynchronous test timed out'); - } - - return currentRunnable().expect(actual); - }; - - this.beforeEach = function(beforeEachFunction, timeout) { - currentDeclarationSuite.beforeEach({ - fn: beforeEachFunction, - timeout: function() { return timeout || j$.DEFAULT_TIMEOUT_INTERVAL; } - }); - }; - - this.beforeAll = function(beforeAllFunction, timeout) { - currentDeclarationSuite.beforeAll({ - fn: beforeAllFunction, - timeout: function() { return timeout || j$.DEFAULT_TIMEOUT_INTERVAL; } - }); - }; - - this.afterEach = function(afterEachFunction, timeout) { - currentDeclarationSuite.afterEach({ - fn: afterEachFunction, - timeout: function() { return timeout || j$.DEFAULT_TIMEOUT_INTERVAL; } - }); - }; - - this.afterAll = function(afterAllFunction, timeout) { - currentDeclarationSuite.afterAll({ - fn: afterAllFunction, - timeout: function() { return timeout || j$.DEFAULT_TIMEOUT_INTERVAL; } - }); - }; - - this.pending = function() { - throw j$.Spec.pendingSpecExceptionMessage; - }; - - this.fail = function(error) { - var message = 'Failed'; - if (error) { - message += ': '; - message += error.message || error; - } - - currentRunnable().addExpectationResult(false, { - matcherName: '', - passed: false, - expected: '', - actual: '', - message: message - }); - }; - } - - return Env; -}; - -getJasmineRequireObj().JsApiReporter = function() { - - var noopTimer = { - start: function(){}, - elapsed: function(){ return 0; } - }; - - function JsApiReporter(options) { - var timer = options.timer || noopTimer, - status = 'loaded'; - - this.started = false; - this.finished = false; - - this.jasmineStarted = function() { - this.started = true; - status = 'started'; - timer.start(); - }; - - var executionTime; - - this.jasmineDone = function() { - this.finished = true; - executionTime = timer.elapsed(); - status = 'done'; - }; - - this.status = function() { - return status; - }; - - var suites = [], - suites_hash = {}; - - this.suiteStarted = function(result) { - suites_hash[result.id] = result; - }; - - this.suiteDone = function(result) { - storeSuite(result); - }; - - this.suiteResults = function(index, length) { - return suites.slice(index, index + length); - }; - - function storeSuite(result) { - suites.push(result); - suites_hash[result.id] = result; - } - - this.suites = function() { - return suites_hash; - }; - - var specs = []; - - this.specDone = function(result) { - specs.push(result); - }; - - this.specResults = function(index, length) { - return specs.slice(index, index + length); - }; - - this.specs = function() { - return specs; - }; - - this.executionTime = function() { - return executionTime; - }; - - } - - return JsApiReporter; -}; - -getJasmineRequireObj().Any = function() { - - function Any(expectedObject) { - this.expectedObject = expectedObject; - } - - Any.prototype.jasmineMatches = function(other) { - if (this.expectedObject == String) { - return typeof other == 'string' || other instanceof String; - } - - if (this.expectedObject == Number) { - return typeof other == 'number' || other instanceof Number; - } - - if (this.expectedObject == Function) { - return typeof other == 'function' || other instanceof Function; - } - - if (this.expectedObject == Object) { - return typeof other == 'object'; - } - - if (this.expectedObject == Boolean) { - return typeof other == 'boolean'; - } - - return other instanceof this.expectedObject; - }; - - Any.prototype.jasmineToString = function() { - return ''; - }; - - return Any; -}; - -getJasmineRequireObj().CallTracker = function() { - - function CallTracker() { - var calls = []; - - this.track = function(context) { - calls.push(context); - }; - - this.any = function() { - return !!calls.length; - }; - - this.count = function() { - return calls.length; - }; - - this.argsFor = function(index) { - var call = calls[index]; - return call ? call.args : []; - }; - - this.all = function() { - return calls; - }; - - this.allArgs = function() { - var callArgs = []; - for(var i = 0; i < calls.length; i++){ - callArgs.push(calls[i].args); - } - - return callArgs; - }; - - this.first = function() { - return calls[0]; - }; - - this.mostRecent = function() { - return calls[calls.length - 1]; - }; - - this.reset = function() { - calls = []; - }; - } - - return CallTracker; -}; - -getJasmineRequireObj().Clock = function() { - function Clock(global, delayedFunctionScheduler, mockDate) { - var self = this, - realTimingFunctions = { - setTimeout: global.setTimeout, - clearTimeout: global.clearTimeout, - setInterval: global.setInterval, - clearInterval: global.clearInterval - }, - fakeTimingFunctions = { - setTimeout: setTimeout, - clearTimeout: clearTimeout, - setInterval: setInterval, - clearInterval: clearInterval - }, - installed = false, - timer; - - - self.install = function() { - replace(global, fakeTimingFunctions); - timer = fakeTimingFunctions; - installed = true; - - return self; - }; - - self.uninstall = function() { - delayedFunctionScheduler.reset(); - mockDate.uninstall(); - replace(global, realTimingFunctions); - - timer = realTimingFunctions; - installed = false; - }; - - self.mockDate = function(initialDate) { - mockDate.install(initialDate); - }; - - self.setTimeout = function(fn, delay, params) { - if (legacyIE()) { - if (arguments.length > 2) { - throw new Error('IE < 9 cannot support extra params to setTimeout without a polyfill'); - } - return timer.setTimeout(fn, delay); - } - return Function.prototype.apply.apply(timer.setTimeout, [global, arguments]); - }; - - self.setInterval = function(fn, delay, params) { - if (legacyIE()) { - if (arguments.length > 2) { - throw new Error('IE < 9 cannot support extra params to setInterval without a polyfill'); - } - return timer.setInterval(fn, delay); - } - return Function.prototype.apply.apply(timer.setInterval, [global, arguments]); - }; - - self.clearTimeout = function(id) { - return Function.prototype.call.apply(timer.clearTimeout, [global, id]); - }; - - self.clearInterval = function(id) { - return Function.prototype.call.apply(timer.clearInterval, [global, id]); - }; - - self.tick = function(millis) { - if (installed) { - mockDate.tick(millis); - delayedFunctionScheduler.tick(millis); - } else { - throw new Error('Mock clock is not installed, use jasmine.clock().install()'); - } - }; - - return self; - - function legacyIE() { - //if these methods are polyfilled, apply will be present - return !(realTimingFunctions.setTimeout || realTimingFunctions.setInterval).apply; - } - - function replace(dest, source) { - for (var prop in source) { - dest[prop] = source[prop]; - } - } - - function setTimeout(fn, delay) { - return delayedFunctionScheduler.scheduleFunction(fn, delay, argSlice(arguments, 2)); - } - - function clearTimeout(id) { - return delayedFunctionScheduler.removeFunctionWithId(id); - } - - function setInterval(fn, interval) { - return delayedFunctionScheduler.scheduleFunction(fn, interval, argSlice(arguments, 2), true); - } - - function clearInterval(id) { - return delayedFunctionScheduler.removeFunctionWithId(id); - } - - function argSlice(argsObj, n) { - return Array.prototype.slice.call(argsObj, n); - } - } - - return Clock; -}; - -getJasmineRequireObj().DelayedFunctionScheduler = function() { - function DelayedFunctionScheduler() { - var self = this; - var scheduledLookup = []; - var scheduledFunctions = {}; - var currentTime = 0; - var delayedFnCount = 0; - - self.tick = function(millis) { - millis = millis || 0; - var endTime = currentTime + millis; - - runScheduledFunctions(endTime); - currentTime = endTime; - }; - - self.scheduleFunction = function(funcToCall, millis, params, recurring, timeoutKey, runAtMillis) { - var f; - if (typeof(funcToCall) === 'string') { - /* jshint evil: true */ - f = function() { return eval(funcToCall); }; - /* jshint evil: false */ - } else { - f = funcToCall; - } - - millis = millis || 0; - timeoutKey = timeoutKey || ++delayedFnCount; - runAtMillis = runAtMillis || (currentTime + millis); - - var funcToSchedule = { - runAtMillis: runAtMillis, - funcToCall: f, - recurring: recurring, - params: params, - timeoutKey: timeoutKey, - millis: millis - }; - - if (runAtMillis in scheduledFunctions) { - scheduledFunctions[runAtMillis].push(funcToSchedule); - } else { - scheduledFunctions[runAtMillis] = [funcToSchedule]; - scheduledLookup.push(runAtMillis); - scheduledLookup.sort(function (a, b) { - return a - b; - }); - } - - return timeoutKey; - }; - - self.removeFunctionWithId = function(timeoutKey) { - for (var runAtMillis in scheduledFunctions) { - var funcs = scheduledFunctions[runAtMillis]; - var i = indexOfFirstToPass(funcs, function (func) { - return func.timeoutKey === timeoutKey; - }); - - if (i > -1) { - if (funcs.length === 1) { - delete scheduledFunctions[runAtMillis]; - deleteFromLookup(runAtMillis); - } else { - funcs.splice(i, 1); - } - - // intervals get rescheduled when executed, so there's never more - // than a single scheduled function with a given timeoutKey - break; - } - } - }; - - self.reset = function() { - currentTime = 0; - scheduledLookup = []; - scheduledFunctions = {}; - delayedFnCount = 0; - }; - - return self; - - function indexOfFirstToPass(array, testFn) { - var index = -1; - - for (var i = 0; i < array.length; ++i) { - if (testFn(array[i])) { - index = i; - break; - } - } - - return index; - } - - function deleteFromLookup(key) { - var value = Number(key); - var i = indexOfFirstToPass(scheduledLookup, function (millis) { - return millis === value; - }); - - if (i > -1) { - scheduledLookup.splice(i, 1); - } - } - - function reschedule(scheduledFn) { - self.scheduleFunction(scheduledFn.funcToCall, - scheduledFn.millis, - scheduledFn.params, - true, - scheduledFn.timeoutKey, - scheduledFn.runAtMillis + scheduledFn.millis); - } - - function runScheduledFunctions(endTime) { - if (scheduledLookup.length === 0 || scheduledLookup[0] > endTime) { - return; - } - - do { - currentTime = scheduledLookup.shift(); - - var funcsToRun = scheduledFunctions[currentTime]; - delete scheduledFunctions[currentTime]; - - for (var i = 0; i < funcsToRun.length; ++i) { - var funcToRun = funcsToRun[i]; - - if (funcToRun.recurring) { - reschedule(funcToRun); - } - - funcToRun.funcToCall.apply(null, funcToRun.params || []); - } - } while (scheduledLookup.length > 0 && - // checking first if we're out of time prevents setTimeout(0) - // scheduled in a funcToRun from forcing an extra iteration - currentTime !== endTime && - scheduledLookup[0] <= endTime); - } - } - - return DelayedFunctionScheduler; -}; - -getJasmineRequireObj().ExceptionFormatter = function() { - function ExceptionFormatter() { - this.message = function(error) { - var message = ''; - - if (error.name && error.message) { - message += error.name + ': ' + error.message; - } else { - message += error.toString() + ' thrown'; - } - - if (error.fileName || error.sourceURL) { - message += ' in ' + (error.fileName || error.sourceURL); - } - - if (error.line || error.lineNumber) { - message += ' (line ' + (error.line || error.lineNumber) + ')'; - } - - return message; - }; - - this.stack = function(error) { - return error ? error.stack : null; - }; - } - - return ExceptionFormatter; -}; - -getJasmineRequireObj().Expectation = function() { - - function Expectation(options) { - this.util = options.util || { buildFailureMessage: function() {} }; - this.customEqualityTesters = options.customEqualityTesters || []; - this.actual = options.actual; - this.addExpectationResult = options.addExpectationResult || function(){}; - this.isNot = options.isNot; - - var customMatchers = options.customMatchers || {}; - for (var matcherName in customMatchers) { - this[matcherName] = Expectation.prototype.wrapCompare(matcherName, customMatchers[matcherName]); - } - } - - Expectation.prototype.wrapCompare = function(name, matcherFactory) { - return function() { - var args = Array.prototype.slice.call(arguments, 0), - expected = args.slice(0), - message = ''; - - args.unshift(this.actual); - - var matcher = matcherFactory(this.util, this.customEqualityTesters), - matcherCompare = matcher.compare; - - function defaultNegativeCompare() { - var result = matcher.compare.apply(null, args); - result.pass = !result.pass; - return result; - } - - if (this.isNot) { - matcherCompare = matcher.negativeCompare || defaultNegativeCompare; - } - - var result = matcherCompare.apply(null, args); - - if (!result.pass) { - if (!result.message) { - args.unshift(this.isNot); - args.unshift(name); - message = this.util.buildFailureMessage.apply(null, args); - } else { - if (Object.prototype.toString.apply(result.message) === '[object Function]') { - message = result.message(); - } else { - message = result.message; - } - } - } - - if (expected.length == 1) { - expected = expected[0]; - } - - // TODO: how many of these params are needed? - this.addExpectationResult( - result.pass, - { - matcherName: name, - passed: result.pass, - message: message, - actual: this.actual, - expected: expected // TODO: this may need to be arrayified/sliced - } - ); - }; - }; - - Expectation.addCoreMatchers = function(matchers) { - var prototype = Expectation.prototype; - for (var matcherName in matchers) { - var matcher = matchers[matcherName]; - prototype[matcherName] = prototype.wrapCompare(matcherName, matcher); - } - }; - - Expectation.Factory = function(options) { - options = options || {}; - - var expect = new Expectation(options); - - // TODO: this would be nice as its own Object - NegativeExpectation - // TODO: copy instead of mutate options - options.isNot = true; - expect.not = new Expectation(options); - - return expect; - }; - - return Expectation; -}; - -//TODO: expectation result may make more sense as a presentation of an expectation. -getJasmineRequireObj().buildExpectationResult = function() { - function buildExpectationResult(options) { - var messageFormatter = options.messageFormatter || function() {}, - stackFormatter = options.stackFormatter || function() {}; - - var result = { - matcherName: options.matcherName, - message: message(), - stack: stack(), - passed: options.passed - }; - - if(!result.passed) { - result.expected = options.expected; - result.actual = options.actual; - } - - return result; - - function message() { - if (options.passed) { - return 'Passed.'; - } else if (options.message) { - return options.message; - } else if (options.error) { - return messageFormatter(options.error); - } - return ''; - } - - function stack() { - if (options.passed) { - return ''; - } - - var error = options.error; - if (!error) { - try { - throw new Error(message()); - } catch (e) { - error = e; - } - } - return stackFormatter(error); - } - } - - return buildExpectationResult; -}; - -getJasmineRequireObj().MockDate = function() { - function MockDate(global) { - var self = this; - var currentTime = 0; - - if (!global || !global.Date) { - self.install = function() {}; - self.tick = function() {}; - self.uninstall = function() {}; - return self; - } - - var GlobalDate = global.Date; - - self.install = function(mockDate) { - if (mockDate instanceof GlobalDate) { - currentTime = mockDate.getTime(); - } else { - currentTime = new GlobalDate().getTime(); - } - - global.Date = FakeDate; - }; - - self.tick = function(millis) { - millis = millis || 0; - currentTime = currentTime + millis; - }; - - self.uninstall = function() { - currentTime = 0; - global.Date = GlobalDate; - }; - - createDateProperties(); - - return self; - - function FakeDate() { - switch(arguments.length) { - case 0: - return new GlobalDate(currentTime); - case 1: - return new GlobalDate(arguments[0]); - case 2: - return new GlobalDate(arguments[0], arguments[1]); - case 3: - return new GlobalDate(arguments[0], arguments[1], arguments[2]); - case 4: - return new GlobalDate(arguments[0], arguments[1], arguments[2], arguments[3]); - case 5: - return new GlobalDate(arguments[0], arguments[1], arguments[2], arguments[3], - arguments[4]); - case 6: - return new GlobalDate(arguments[0], arguments[1], arguments[2], arguments[3], - arguments[4], arguments[5]); - case 7: - return new GlobalDate(arguments[0], arguments[1], arguments[2], arguments[3], - arguments[4], arguments[5], arguments[6]); - } - } - - function createDateProperties() { - FakeDate.prototype = GlobalDate.prototype; - - FakeDate.now = function() { - if (GlobalDate.now) { - return currentTime; - } else { - throw new Error('Browser does not support Date.now()'); - } - }; - - FakeDate.toSource = GlobalDate.toSource; - FakeDate.toString = GlobalDate.toString; - FakeDate.parse = GlobalDate.parse; - FakeDate.UTC = GlobalDate.UTC; - } - } - - return MockDate; -}; - -getJasmineRequireObj().ObjectContaining = function(j$) { - - function ObjectContaining(sample) { - this.sample = sample; - } - - ObjectContaining.prototype.jasmineMatches = function(other, mismatchKeys, mismatchValues) { - if (typeof(this.sample) !== 'object') { throw new Error('You must provide an object to objectContaining, not \''+this.sample+'\'.'); } - - mismatchKeys = mismatchKeys || []; - mismatchValues = mismatchValues || []; - - var hasKey = function(obj, keyName) { - return obj !== null && !j$.util.isUndefined(obj[keyName]); - }; - - for (var property in this.sample) { - if (!hasKey(other, property) && hasKey(this.sample, property)) { - mismatchKeys.push('expected has key \'' + property + '\', but missing from actual.'); - } - else if (!j$.matchersUtil.equals(other[property], this.sample[property])) { - mismatchValues.push('\'' + property + '\' was \'' + (other[property] ? j$.util.htmlEscape(other[property].toString()) : other[property]) + '\' in actual, but was \'' + (this.sample[property] ? j$.util.htmlEscape(this.sample[property].toString()) : this.sample[property]) + '\' in expected.'); - } - } - - return (mismatchKeys.length === 0 && mismatchValues.length === 0); - }; - - ObjectContaining.prototype.jasmineToString = function() { - return ''; - }; - - return ObjectContaining; -}; - -getJasmineRequireObj().pp = function(j$) { - - function PrettyPrinter() { - this.ppNestLevel_ = 0; - this.seen = []; - } - - PrettyPrinter.prototype.format = function(value) { - this.ppNestLevel_++; - try { - if (j$.util.isUndefined(value)) { - this.emitScalar('undefined'); - } else if (value === null) { - this.emitScalar('null'); - } else if (value === 0 && 1/value === -Infinity) { - this.emitScalar('-0'); - } else if (value === j$.getGlobal()) { - this.emitScalar(''); - } else if (value.jasmineToString) { - this.emitScalar(value.jasmineToString()); - } else if (typeof value === 'string') { - this.emitString(value); - } else if (j$.isSpy(value)) { - this.emitScalar('spy on ' + value.and.identity()); - } else if (value instanceof RegExp) { - this.emitScalar(value.toString()); - } else if (typeof value === 'function') { - this.emitScalar('Function'); - } else if (typeof value.nodeType === 'number') { - this.emitScalar('HTMLNode'); - } else if (value instanceof Date) { - this.emitScalar('Date(' + value + ')'); - } else if (j$.util.arrayContains(this.seen, value)) { - this.emitScalar(''); - } else if (j$.isArray_(value) || j$.isA_('Object', value)) { - this.seen.push(value); - if (j$.isArray_(value)) { - this.emitArray(value); - } else { - this.emitObject(value); - } - this.seen.pop(); - } else { - this.emitScalar(value.toString()); - } - } finally { - this.ppNestLevel_--; - } - }; - - PrettyPrinter.prototype.iterateObject = function(obj, fn) { - for (var property in obj) { - if (!Object.prototype.hasOwnProperty.call(obj, property)) { continue; } - fn(property, obj.__lookupGetter__ ? (!j$.util.isUndefined(obj.__lookupGetter__(property)) && - obj.__lookupGetter__(property) !== null) : false); - } - }; - - PrettyPrinter.prototype.emitArray = j$.unimplementedMethod_; - PrettyPrinter.prototype.emitObject = j$.unimplementedMethod_; - PrettyPrinter.prototype.emitScalar = j$.unimplementedMethod_; - PrettyPrinter.prototype.emitString = j$.unimplementedMethod_; - - function StringPrettyPrinter() { - PrettyPrinter.call(this); - - this.string = ''; - } - - j$.util.inherit(StringPrettyPrinter, PrettyPrinter); - - StringPrettyPrinter.prototype.emitScalar = function(value) { - this.append(value); - }; - - StringPrettyPrinter.prototype.emitString = function(value) { - this.append('\'' + value + '\''); - }; - - StringPrettyPrinter.prototype.emitArray = function(array) { - if (this.ppNestLevel_ > j$.MAX_PRETTY_PRINT_DEPTH) { - this.append('Array'); - return; - } - var length = Math.min(array.length, j$.MAX_PRETTY_PRINT_ARRAY_LENGTH); - this.append('[ '); - for (var i = 0; i < length; i++) { - if (i > 0) { - this.append(', '); - } - this.format(array[i]); - } - if(array.length > length){ - this.append(', ...'); - } - this.append(' ]'); - }; - - StringPrettyPrinter.prototype.emitObject = function(obj) { - if (this.ppNestLevel_ > j$.MAX_PRETTY_PRINT_DEPTH) { - this.append('Object'); - return; - } - - var self = this; - this.append('{ '); - var first = true; - - this.iterateObject(obj, function(property, isGetter) { - if (first) { - first = false; - } else { - self.append(', '); - } - - self.append(property); - self.append(': '); - if (isGetter) { - self.append(''); - } else { - self.format(obj[property]); - } - }); - - this.append(' }'); - }; - - StringPrettyPrinter.prototype.append = function(value) { - this.string += value; - }; - - return function(value) { - var stringPrettyPrinter = new StringPrettyPrinter(); - stringPrettyPrinter.format(value); - return stringPrettyPrinter.string; - }; -}; - -getJasmineRequireObj().QueueRunner = function(j$) { - - function once(fn) { - var called = false; - return function() { - if (!called) { - called = true; - fn(); - } - }; - } - - function QueueRunner(attrs) { - this.queueableFns = attrs.queueableFns || []; - this.onComplete = attrs.onComplete || function() {}; - this.clearStack = attrs.clearStack || function(fn) {fn();}; - this.onException = attrs.onException || function() {}; - this.catchException = attrs.catchException || function() { return true; }; - this.userContext = attrs.userContext || {}; - this.timer = attrs.timeout || {setTimeout: setTimeout, clearTimeout: clearTimeout}; - this.fail = attrs.fail || function() {}; - } - - QueueRunner.prototype.execute = function() { - this.run(this.queueableFns, 0); - }; - - QueueRunner.prototype.run = function(queueableFns, recursiveIndex) { - var length = queueableFns.length, - self = this, - iterativeIndex; - - - for(iterativeIndex = recursiveIndex; iterativeIndex < length; iterativeIndex++) { - var queueableFn = queueableFns[iterativeIndex]; - if (queueableFn.fn.length > 0) { - return attemptAsync(queueableFn); - } else { - attemptSync(queueableFn); - } - } - - var runnerDone = iterativeIndex >= length; - - if (runnerDone) { - this.clearStack(this.onComplete); - } - - function attemptSync(queueableFn) { - try { - queueableFn.fn.call(self.userContext); - } catch (e) { - handleException(e, queueableFn); - } - } - - function attemptAsync(queueableFn) { - var clearTimeout = function () { - Function.prototype.apply.apply(self.timer.clearTimeout, [j$.getGlobal(), [timeoutId]]); - }, - next = once(function () { - clearTimeout(timeoutId); - self.run(queueableFns, iterativeIndex + 1); - }), - timeoutId; - - next.fail = function() { - self.fail.apply(null, arguments); - next(); - }; - - if (queueableFn.timeout) { - timeoutId = Function.prototype.apply.apply(self.timer.setTimeout, [j$.getGlobal(), [function() { - var error = new Error('Timeout - Async callback was not invoked within timeout specified by jasmine.DEFAULT_TIMEOUT_INTERVAL.'); - onException(error, queueableFn); - next(); - }, queueableFn.timeout()]]); - } - - try { - queueableFn.fn.call(self.userContext, next); - } catch (e) { - handleException(e, queueableFn); - next(); - } - } - - function onException(e, queueableFn) { - self.onException(e); - } - - function handleException(e, queueableFn) { - onException(e, queueableFn); - if (!self.catchException(e)) { - //TODO: set a var when we catch an exception and - //use a finally block to close the loop in a nice way.. - throw e; - } - } - }; - - return QueueRunner; -}; - -getJasmineRequireObj().ReportDispatcher = function() { - function ReportDispatcher(methods) { - - var dispatchedMethods = methods || []; - - for (var i = 0; i < dispatchedMethods.length; i++) { - var method = dispatchedMethods[i]; - this[method] = (function(m) { - return function() { - dispatch(m, arguments); - }; - }(method)); - } - - var reporters = []; - - this.addReporter = function(reporter) { - reporters.push(reporter); - }; - - return this; - - function dispatch(method, args) { - for (var i = 0; i < reporters.length; i++) { - var reporter = reporters[i]; - if (reporter[method]) { - reporter[method].apply(reporter, args); - } - } - } - } - - return ReportDispatcher; -}; - - -getJasmineRequireObj().SpyRegistry = function(j$) { - - function SpyRegistry(options) { - options = options || {}; - var currentSpies = options.currentSpies || function() { return []; }; - - this.spyOn = function(obj, methodName) { - if (j$.util.isUndefined(obj)) { - throw new Error('spyOn could not find an object to spy upon for ' + methodName + '()'); - } - - if (j$.util.isUndefined(obj[methodName])) { - throw new Error(methodName + '() method does not exist'); - } - - if (obj[methodName] && j$.isSpy(obj[methodName])) { - //TODO?: should this return the current spy? Downside: may cause user confusion about spy state - throw new Error(methodName + ' has already been spied upon'); - } - - var spy = j$.createSpy(methodName, obj[methodName]); - - currentSpies().push({ - spy: spy, - baseObj: obj, - methodName: methodName, - originalValue: obj[methodName] - }); - - obj[methodName] = spy; - - return spy; - }; - - this.clearSpies = function() { - var spies = currentSpies(); - for (var i = 0; i < spies.length; i++) { - var spyEntry = spies[i]; - spyEntry.baseObj[spyEntry.methodName] = spyEntry.originalValue; - } - }; - } - - return SpyRegistry; -}; - -getJasmineRequireObj().SpyStrategy = function() { - - function SpyStrategy(options) { - options = options || {}; - - var identity = options.name || 'unknown', - originalFn = options.fn || function() {}, - getSpy = options.getSpy || function() {}, - plan = function() {}; - - this.identity = function() { - return identity; - }; - - this.exec = function() { - return plan.apply(this, arguments); - }; - - this.callThrough = function() { - plan = originalFn; - return getSpy(); - }; - - this.returnValue = function(value) { - plan = function() { - return value; - }; - return getSpy(); - }; - - this.returnValues = function() { - var values = Array.prototype.slice.call(arguments); - plan = function () { - return values.shift(); - }; - return getSpy(); - }; - - this.throwError = function(something) { - var error = (something instanceof Error) ? something : new Error(something); - plan = function() { - throw error; - }; - return getSpy(); - }; - - this.callFake = function(fn) { - plan = fn; - return getSpy(); - }; - - this.stub = function(fn) { - plan = function() {}; - return getSpy(); - }; - } - - return SpyStrategy; -}; - -getJasmineRequireObj().Suite = function() { - function Suite(attrs) { - this.env = attrs.env; - this.id = attrs.id; - this.parentSuite = attrs.parentSuite; - this.description = attrs.description; - this.onStart = attrs.onStart || function() {}; - this.resultCallback = attrs.resultCallback || function() {}; - this.clearStack = attrs.clearStack || function(fn) {fn();}; - this.expectationFactory = attrs.expectationFactory; - this.expectationResultFactory = attrs.expectationResultFactory; - - this.beforeFns = []; - this.afterFns = []; - this.beforeAllFns = []; - this.afterAllFns = []; - this.queueRunner = attrs.queueRunner || function() {}; - this.disabled = false; - - this.children = []; - - this.result = { - id: this.id, - description: this.description, - fullName: this.getFullName(), - failedExpectations: [] - }; - } - - Suite.prototype.expect = function(actual) { - return this.expectationFactory(actual, this); - }; - - Suite.prototype.getFullName = function() { - var fullName = this.description; - for (var parentSuite = this.parentSuite; parentSuite; parentSuite = parentSuite.parentSuite) { - if (parentSuite.parentSuite) { - fullName = parentSuite.description + ' ' + fullName; - } - } - return fullName; - }; - - Suite.prototype.disable = function() { - this.disabled = true; - }; - - Suite.prototype.beforeEach = function(fn) { - this.beforeFns.unshift(fn); - }; - - Suite.prototype.beforeAll = function(fn) { - this.beforeAllFns.push(fn); - }; - - Suite.prototype.afterEach = function(fn) { - this.afterFns.unshift(fn); - }; - - Suite.prototype.afterAll = function(fn) { - this.afterAllFns.push(fn); - }; - - Suite.prototype.addChild = function(child) { - this.children.push(child); - }; - - Suite.prototype.status = function() { - if (this.disabled) { - return 'disabled'; - } - - if (this.result.failedExpectations.length > 0) { - return 'failed'; - } else { - return 'finished'; - } - }; - - Suite.prototype.execute = function(onComplete) { - var self = this; - - this.onStart(this); - - if (this.disabled) { - complete(); - return; - } - - var allFns = []; - - for (var i = 0; i < this.children.length; i++) { - allFns.push(wrapChildAsAsync(this.children[i])); - } - - if (this.isExecutable()) { - allFns = this.beforeAllFns.concat(allFns); - allFns = allFns.concat(this.afterAllFns); - } - - this.queueRunner({ - queueableFns: allFns, - onComplete: complete, - userContext: this.sharedUserContext(), - onException: function() { self.onException.apply(self, arguments); } - }); - - function complete() { - self.result.status = self.status(); - self.resultCallback(self.result); - - if (onComplete) { - onComplete(); - } - } - - function wrapChildAsAsync(child) { - return { fn: function(done) { child.execute(done); } }; - } - }; - - Suite.prototype.isExecutable = function() { - var foundActive = false; - for(var i = 0; i < this.children.length; i++) { - if(this.children[i].isExecutable()) { - foundActive = true; - break; - } - } - return foundActive; - }; - - Suite.prototype.sharedUserContext = function() { - if (!this.sharedContext) { - this.sharedContext = this.parentSuite ? clone(this.parentSuite.sharedUserContext()) : {}; - } - - return this.sharedContext; - }; - - Suite.prototype.clonedSharedUserContext = function() { - return clone(this.sharedUserContext()); - }; - - Suite.prototype.onException = function() { - if(isAfterAll(this.children)) { - var data = { - matcherName: '', - passed: false, - expected: '', - actual: '', - error: arguments[0] - }; - this.result.failedExpectations.push(this.expectationResultFactory(data)); - } else { - for (var i = 0; i < this.children.length; i++) { - var child = this.children[i]; - child.onException.apply(child, arguments); - } - } - }; - - Suite.prototype.addExpectationResult = function () { - if(isAfterAll(this.children) && isFailure(arguments)){ - var data = arguments[1]; - this.result.failedExpectations.push(this.expectationResultFactory(data)); - } else { - for (var i = 0; i < this.children.length; i++) { - var child = this.children[i]; - child.addExpectationResult.apply(child, arguments); - } - } - }; - - function isAfterAll(children) { - return children && children[0].result.status; - } - - function isFailure(args) { - return !args[0]; - } - - function clone(obj) { - var clonedObj = {}; - for (var prop in obj) { - if (obj.hasOwnProperty(prop)) { - clonedObj[prop] = obj[prop]; - } - } - - return clonedObj; - } - - return Suite; -}; - -if (typeof window == void 0 && typeof exports == 'object') { - exports.Suite = jasmineRequire.Suite; -} - -getJasmineRequireObj().Timer = function() { - var defaultNow = (function(Date) { - return function() { return new Date().getTime(); }; - })(Date); - - function Timer(options) { - options = options || {}; - - var now = options.now || defaultNow, - startTime; - - this.start = function() { - startTime = now(); - }; - - this.elapsed = function() { - return now() - startTime; - }; - } - - return Timer; -}; - -getJasmineRequireObj().matchersUtil = function(j$) { - // TODO: what to do about jasmine.pp not being inject? move to JSON.stringify? gut PrettyPrinter? - - return { - equals: function(a, b, customTesters) { - customTesters = customTesters || []; - - return eq(a, b, [], [], customTesters); - }, - - contains: function(haystack, needle, customTesters) { - customTesters = customTesters || []; - - if ((Object.prototype.toString.apply(haystack) === '[object Array]') || - (!!haystack && !haystack.indexOf)) - { - for (var i = 0; i < haystack.length; i++) { - if (eq(haystack[i], needle, [], [], customTesters)) { - return true; - } - } - return false; - } - - return !!haystack && haystack.indexOf(needle) >= 0; - }, - - buildFailureMessage: function() { - var args = Array.prototype.slice.call(arguments, 0), - matcherName = args[0], - isNot = args[1], - actual = args[2], - expected = args.slice(3), - englishyPredicate = matcherName.replace(/[A-Z]/g, function(s) { return ' ' + s.toLowerCase(); }); - - var message = 'Expected ' + - j$.pp(actual) + - (isNot ? ' not ' : ' ') + - englishyPredicate; - - if (expected.length > 0) { - for (var i = 0; i < expected.length; i++) { - if (i > 0) { - message += ','; - } - message += ' ' + j$.pp(expected[i]); - } - } - - return message + '.'; - } - }; - - // Equality function lovingly adapted from isEqual in - // [Underscore](http://underscorejs.org) - function eq(a, b, aStack, bStack, customTesters) { - var result = true; - - for (var i = 0; i < customTesters.length; i++) { - var customTesterResult = customTesters[i](a, b); - if (!j$.util.isUndefined(customTesterResult)) { - return customTesterResult; - } - } - - if (a instanceof j$.Any) { - result = a.jasmineMatches(b); - if (result) { - return true; - } - } - - if (b instanceof j$.Any) { - result = b.jasmineMatches(a); - if (result) { - return true; - } - } - - if (b instanceof j$.ObjectContaining) { - result = b.jasmineMatches(a); - if (result) { - return true; - } - } - - if (a instanceof Error && b instanceof Error) { - return a.message == b.message; - } - - // Identical objects are equal. `0 === -0`, but they aren't identical. - // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal). - if (a === b) { return a !== 0 || 1 / a == 1 / b; } - // A strict comparison is necessary because `null == undefined`. - if (a === null || b === null) { return a === b; } - var className = Object.prototype.toString.call(a); - if (className != Object.prototype.toString.call(b)) { return false; } - switch (className) { - // Strings, numbers, dates, and booleans are compared by value. - case '[object String]': - // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is - // equivalent to `new String("5")`. - return a == String(b); - case '[object Number]': - // `NaN`s are equivalent, but non-reflexive. An `egal` comparison is performed for - // other numeric values. - return a != +a ? b != +b : (a === 0 ? 1 / a == 1 / b : a == +b); - case '[object Date]': - case '[object Boolean]': - // Coerce dates and booleans to numeric primitive values. Dates are compared by their - // millisecond representations. Note that invalid dates with millisecond representations - // of `NaN` are not equivalent. - return +a == +b; - // RegExps are compared by their source patterns and flags. - case '[object RegExp]': - return a.source == b.source && - a.global == b.global && - a.multiline == b.multiline && - a.ignoreCase == b.ignoreCase; - } - if (typeof a != 'object' || typeof b != 'object') { return false; } - // Assume equality for cyclic structures. The algorithm for detecting cyclic - // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`. - var length = aStack.length; - while (length--) { - // Linear search. Performance is inversely proportional to the number of - // unique nested structures. - if (aStack[length] == a) { return bStack[length] == b; } - } - // Add the first object to the stack of traversed objects. - aStack.push(a); - bStack.push(b); - var size = 0; - // Recursively compare objects and arrays. - if (className == '[object Array]') { - // Compare array lengths to determine if a deep comparison is necessary. - size = a.length; - result = size == b.length; - if (result) { - // Deep compare the contents, ignoring non-numeric properties. - while (size--) { - if (!(result = eq(a[size], b[size], aStack, bStack, customTesters))) { break; } - } - } - } else { - // Objects with different constructors are not equivalent, but `Object`s - // from different frames are. - var aCtor = a.constructor, bCtor = b.constructor; - if (aCtor !== bCtor && !(isFunction(aCtor) && (aCtor instanceof aCtor) && - isFunction(bCtor) && (bCtor instanceof bCtor))) { - return false; - } - // Deep compare objects. - for (var key in a) { - if (has(a, key)) { - // Count the expected number of properties. - size++; - // Deep compare each member. - if (!(result = has(b, key) && eq(a[key], b[key], aStack, bStack, customTesters))) { break; } - } - } - // Ensure that both objects contain the same number of properties. - if (result) { - for (key in b) { - if (has(b, key) && !(size--)) { break; } - } - result = !size; - } - } - // Remove the first object from the stack of traversed objects. - aStack.pop(); - bStack.pop(); - - return result; - - function has(obj, key) { - return obj.hasOwnProperty(key); - } - - function isFunction(obj) { - return typeof obj === 'function'; - } - } -}; - -getJasmineRequireObj().toBe = function() { - function toBe() { - return { - compare: function(actual, expected) { - return { - pass: actual === expected - }; - } - }; - } - - return toBe; -}; - -getJasmineRequireObj().toBeCloseTo = function() { - - function toBeCloseTo() { - return { - compare: function(actual, expected, precision) { - if (precision !== 0) { - precision = precision || 2; - } - - return { - pass: Math.abs(expected - actual) < (Math.pow(10, -precision) / 2) - }; - } - }; - } - - return toBeCloseTo; -}; - -getJasmineRequireObj().toBeDefined = function() { - function toBeDefined() { - return { - compare: function(actual) { - return { - pass: (void 0 !== actual) - }; - } - }; - } - - return toBeDefined; -}; - -getJasmineRequireObj().toBeFalsy = function() { - function toBeFalsy() { - return { - compare: function(actual) { - return { - pass: !!!actual - }; - } - }; - } - - return toBeFalsy; -}; - -getJasmineRequireObj().toBeGreaterThan = function() { - - function toBeGreaterThan() { - return { - compare: function(actual, expected) { - return { - pass: actual > expected - }; - } - }; - } - - return toBeGreaterThan; -}; - - -getJasmineRequireObj().toBeLessThan = function() { - function toBeLessThan() { - return { - - compare: function(actual, expected) { - return { - pass: actual < expected - }; - } - }; - } - - return toBeLessThan; -}; -getJasmineRequireObj().toBeNaN = function(j$) { - - function toBeNaN() { - return { - compare: function(actual) { - var result = { - pass: (actual !== actual) - }; - - if (result.pass) { - result.message = 'Expected actual not to be NaN.'; - } else { - result.message = function() { return 'Expected ' + j$.pp(actual) + ' to be NaN.'; }; - } - - return result; - } - }; - } - - return toBeNaN; -}; - -getJasmineRequireObj().toBeNull = function() { - - function toBeNull() { - return { - compare: function(actual) { - return { - pass: actual === null - }; - } - }; - } - - return toBeNull; -}; - -getJasmineRequireObj().toBeTruthy = function() { - - function toBeTruthy() { - return { - compare: function(actual) { - return { - pass: !!actual - }; - } - }; - } - - return toBeTruthy; -}; - -getJasmineRequireObj().toBeUndefined = function() { - - function toBeUndefined() { - return { - compare: function(actual) { - return { - pass: void 0 === actual - }; - } - }; - } - - return toBeUndefined; -}; - -getJasmineRequireObj().toContain = function() { - function toContain(util, customEqualityTesters) { - customEqualityTesters = customEqualityTesters || []; - - return { - compare: function(actual, expected) { - - return { - pass: util.contains(actual, expected, customEqualityTesters) - }; - } - }; - } - - return toContain; -}; - -getJasmineRequireObj().toEqual = function() { - - function toEqual(util, customEqualityTesters) { - customEqualityTesters = customEqualityTesters || []; - - return { - compare: function(actual, expected) { - var result = { - pass: false - }; - - result.pass = util.equals(actual, expected, customEqualityTesters); - - return result; - } - }; - } - - return toEqual; -}; - -getJasmineRequireObj().toHaveBeenCalled = function(j$) { - - function toHaveBeenCalled() { - return { - compare: function(actual) { - var result = {}; - - if (!j$.isSpy(actual)) { - throw new Error('Expected a spy, but got ' + j$.pp(actual) + '.'); - } - - if (arguments.length > 1) { - throw new Error('toHaveBeenCalled does not take arguments, use toHaveBeenCalledWith'); - } - - result.pass = actual.calls.any(); - - result.message = result.pass ? - 'Expected spy ' + actual.and.identity() + ' not to have been called.' : - 'Expected spy ' + actual.and.identity() + ' to have been called.'; - - return result; - } - }; - } - - return toHaveBeenCalled; -}; - -getJasmineRequireObj().toHaveBeenCalledWith = function(j$) { - - function toHaveBeenCalledWith(util, customEqualityTesters) { - return { - compare: function() { - var args = Array.prototype.slice.call(arguments, 0), - actual = args[0], - expectedArgs = args.slice(1), - result = { pass: false }; - - if (!j$.isSpy(actual)) { - throw new Error('Expected a spy, but got ' + j$.pp(actual) + '.'); - } - - if (!actual.calls.any()) { - result.message = function() { return 'Expected spy ' + actual.and.identity() + ' to have been called with ' + j$.pp(expectedArgs) + ' but it was never called.'; }; - return result; - } - - if (util.contains(actual.calls.allArgs(), expectedArgs, customEqualityTesters)) { - result.pass = true; - result.message = function() { return 'Expected spy ' + actual.and.identity() + ' not to have been called with ' + j$.pp(expectedArgs) + ' but it was.'; }; - } else { - result.message = function() { return 'Expected spy ' + actual.and.identity() + ' to have been called with ' + j$.pp(expectedArgs) + ' but actual calls were ' + j$.pp(actual.calls.allArgs()).replace(/^\[ | \]$/g, '') + '.'; }; - } - - return result; - } - }; - } - - return toHaveBeenCalledWith; -}; - -getJasmineRequireObj().toMatch = function() { - - function toMatch() { - return { - compare: function(actual, expected) { - var regexp = new RegExp(expected); - - return { - pass: regexp.test(actual) - }; - } - }; - } - - return toMatch; -}; - -getJasmineRequireObj().toThrow = function(j$) { - - function toThrow(util) { - return { - compare: function(actual, expected) { - var result = { pass: false }, - threw = false, - thrown; - - if (typeof actual != 'function') { - throw new Error('Actual is not a Function'); - } - - try { - actual(); - } catch (e) { - threw = true; - thrown = e; - } - - if (!threw) { - result.message = 'Expected function to throw an exception.'; - return result; - } - - if (arguments.length == 1) { - result.pass = true; - result.message = function() { return 'Expected function not to throw, but it threw ' + j$.pp(thrown) + '.'; }; - - return result; - } - - if (util.equals(thrown, expected)) { - result.pass = true; - result.message = function() { return 'Expected function not to throw ' + j$.pp(expected) + '.'; }; - } else { - result.message = function() { return 'Expected function to throw ' + j$.pp(expected) + ', but it threw ' + j$.pp(thrown) + '.'; }; - } - - return result; - } - }; - } - - return toThrow; -}; - -getJasmineRequireObj().toThrowError = function(j$) { - function toThrowError (util) { - return { - compare: function(actual) { - var threw = false, - pass = {pass: true}, - fail = {pass: false}, - thrown; - - if (typeof actual != 'function') { - throw new Error('Actual is not a Function'); - } - - var errorMatcher = getMatcher.apply(null, arguments); - - try { - actual(); - } catch (e) { - threw = true; - thrown = e; - } - - if (!threw) { - fail.message = 'Expected function to throw an Error.'; - return fail; - } - - if (!(thrown instanceof Error)) { - fail.message = function() { return 'Expected function to throw an Error, but it threw ' + j$.pp(thrown) + '.'; }; - return fail; - } - - if (errorMatcher.hasNoSpecifics()) { - pass.message = 'Expected function not to throw an Error, but it threw ' + fnNameFor(thrown) + '.'; - return pass; - } - - if (errorMatcher.matches(thrown)) { - pass.message = function() { - return 'Expected function not to throw ' + errorMatcher.errorTypeDescription + errorMatcher.messageDescription() + '.'; - }; - return pass; - } else { - fail.message = function() { - return 'Expected function to throw ' + errorMatcher.errorTypeDescription + errorMatcher.messageDescription() + - ', but it threw ' + errorMatcher.thrownDescription(thrown) + '.'; - }; - return fail; - } - } - }; - - function getMatcher() { - var expected = null, - errorType = null; - - if (arguments.length == 2) { - expected = arguments[1]; - if (isAnErrorType(expected)) { - errorType = expected; - expected = null; - } - } else if (arguments.length > 2) { - errorType = arguments[1]; - expected = arguments[2]; - if (!isAnErrorType(errorType)) { - throw new Error('Expected error type is not an Error.'); - } - } - - if (expected && !isStringOrRegExp(expected)) { - if (errorType) { - throw new Error('Expected error message is not a string or RegExp.'); - } else { - throw new Error('Expected is not an Error, string, or RegExp.'); - } - } - - function messageMatch(message) { - if (typeof expected == 'string') { - return expected == message; - } else { - return expected.test(message); - } - } - - return { - errorTypeDescription: errorType ? fnNameFor(errorType) : 'an exception', - thrownDescription: function(thrown) { - var thrownName = errorType ? fnNameFor(thrown.constructor) : 'an exception', - thrownMessage = ''; - - if (expected) { - thrownMessage = ' with message ' + j$.pp(thrown.message); - } - - return thrownName + thrownMessage; - }, - messageDescription: function() { - if (expected === null) { - return ''; - } else if (expected instanceof RegExp) { - return ' with a message matching ' + j$.pp(expected); - } else { - return ' with message ' + j$.pp(expected); - } - }, - hasNoSpecifics: function() { - return expected === null && errorType === null; - }, - matches: function(error) { - return (errorType === null || error.constructor === errorType) && - (expected === null || messageMatch(error.message)); - } - }; - } - - function fnNameFor(func) { - return func.name || func.toString().match(/^\s*function\s*(\w*)\s*\(/)[1]; - } - - function isStringOrRegExp(potential) { - return potential instanceof RegExp || (typeof potential == 'string'); - } - - function isAnErrorType(type) { - if (typeof type !== 'function') { - return false; - } - - var Surrogate = function() {}; - Surrogate.prototype = type.prototype; - return (new Surrogate()) instanceof Error; - } - } - - return toThrowError; -}; - -getJasmineRequireObj().interface = function(jasmine, env) { - var jasmineInterface = { - describe: function(description, specDefinitions) { - return env.describe(description, specDefinitions); - }, - - xdescribe: function(description, specDefinitions) { - return env.xdescribe(description, specDefinitions); - }, - - fdescribe: function(description, specDefinitions) { - return env.fdescribe(description, specDefinitions); - }, - - it: function(desc, func) { - return env.it(desc, func); - }, - - xit: function(desc, func) { - return env.xit(desc, func); - }, - - fit: function(desc, func) { - return env.fit(desc, func); - }, - - beforeEach: function(beforeEachFunction) { - return env.beforeEach(beforeEachFunction); - }, - - afterEach: function(afterEachFunction) { - return env.afterEach(afterEachFunction); - }, - - beforeAll: function(beforeAllFunction) { - return env.beforeAll(beforeAllFunction); - }, - - afterAll: function(afterAllFunction) { - return env.afterAll(afterAllFunction); - }, - - expect: function(actual) { - return env.expect(actual); - }, - - pending: function() { - return env.pending(); - }, - - fail: function() { - return env.fail.apply(env, arguments); - }, - - spyOn: function(obj, methodName) { - return env.spyOn(obj, methodName); - }, - - jsApiReporter: new jasmine.JsApiReporter({ - timer: new jasmine.Timer() - }), - - jasmine: jasmine - }; - - jasmine.addCustomEqualityTester = function(tester) { - env.addCustomEqualityTester(tester); - }; - - jasmine.addMatchers = function(matchers) { - return env.addMatchers(matchers); 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