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build.js
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build.js
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(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
var contexts = {};
module.exports = contexts;
var copyFromOriginal = function copyFromOriginal(original, destination, propertiesToCopy) {
if (!original) { return; }
for (var i = 0; i < propertiesToCopy.length; i++) {
if (original.hasOwnProperty(propertiesToCopy[i])) {
destination[propertiesToCopy[i]] = original[propertiesToCopy[i]];
}
}
};
/*
parse is used whilst parsing
*/
var parseCopyProperties = [
// options
'paths', // option - unmodified - paths to search for imports on
'relativeUrls', // option - whether to adjust URL's to be relative
'rootpath', // option - rootpath to append to URL's
'strictImports', // option -
'insecure', // option - whether to allow imports from insecure ssl hosts
'dumpLineNumbers', // option - whether to dump line numbers
'compress', // option - whether to compress
'syncImport', // option - whether to import synchronously
'chunkInput', // option - whether to chunk input. more performant but causes parse issues.
'mime', // browser only - mime type for sheet import
'useFileCache', // browser only - whether to use the per file session cache
// context
'processImports', // option & context - whether to process imports. if false then imports will not be imported.
// Used by the import manager to stop multiple import visitors being created.
'pluginManager' // Used as the plugin manager for the session
];
contexts.Parse = function(options) {
copyFromOriginal(options, this, parseCopyProperties);
if (typeof this.paths === "string") { this.paths = [this.paths]; }
};
var evalCopyProperties = [
'paths', // additional include paths
'compress', // whether to compress
'ieCompat', // whether to enforce IE compatibility (IE8 data-uri)
'strictMath', // whether math has to be within parenthesis
'strictUnits', // whether units need to evaluate correctly
'sourceMap', // whether to output a source map
'importMultiple', // whether we are currently importing multiple copies
'urlArgs', // whether to add args into url tokens
'javascriptEnabled',// option - whether JavaScript is enabled. if undefined, defaults to true
'pluginManager', // Used as the plugin manager for the session
'importantScope' // used to bubble up !important statements
];
contexts.Eval = function(options, frames) {
copyFromOriginal(options, this, evalCopyProperties);
if (typeof this.paths === "string") { this.paths = [this.paths]; }
this.frames = frames || [];
this.importantScope = this.importantScope || [];
};
contexts.Eval.prototype.inParenthesis = function () {
if (!this.parensStack) {
this.parensStack = [];
}
this.parensStack.push(true);
};
contexts.Eval.prototype.outOfParenthesis = function () {
this.parensStack.pop();
};
contexts.Eval.prototype.isMathOn = function () {
return this.strictMath ? (this.parensStack && this.parensStack.length) : true;
};
contexts.Eval.prototype.isPathRelative = function (path) {
return !/^(?:[a-z-]+:|\/|#)/i.test(path);
};
contexts.Eval.prototype.normalizePath = function( path ) {
var
segments = path.split("/").reverse(),
segment;
path = [];
while (segments.length !== 0 ) {
segment = segments.pop();
switch( segment ) {
case ".":
break;
case "..":
if ((path.length === 0) || (path[path.length - 1] === "..")) {
path.push( segment );
} else {
path.pop();
}
break;
default:
path.push( segment );
break;
}
}
return path.join("/");
};
//todo - do the same for the toCSS ?
},{}],2:[function(require,module,exports){
module.exports = {
'aliceblue':'#f0f8ff',
'antiquewhite':'#faebd7',
'aqua':'#00ffff',
'aquamarine':'#7fffd4',
'azure':'#f0ffff',
'beige':'#f5f5dc',
'bisque':'#ffe4c4',
'black':'#000000',
'blanchedalmond':'#ffebcd',
'blue':'#0000ff',
'blueviolet':'#8a2be2',
'brown':'#a52a2a',
'burlywood':'#deb887',
'cadetblue':'#5f9ea0',
'chartreuse':'#7fff00',
'chocolate':'#d2691e',
'coral':'#ff7f50',
'cornflowerblue':'#6495ed',
'cornsilk':'#fff8dc',
'crimson':'#dc143c',
'cyan':'#00ffff',
'darkblue':'#00008b',
'darkcyan':'#008b8b',
'darkgoldenrod':'#b8860b',
'darkgray':'#a9a9a9',
'darkgrey':'#a9a9a9',
'darkgreen':'#006400',
'darkkhaki':'#bdb76b',
'darkmagenta':'#8b008b',
'darkolivegreen':'#556b2f',
'darkorange':'#ff8c00',
'darkorchid':'#9932cc',
'darkred':'#8b0000',
'darksalmon':'#e9967a',
'darkseagreen':'#8fbc8f',
'darkslateblue':'#483d8b',
'darkslategray':'#2f4f4f',
'darkslategrey':'#2f4f4f',
'darkturquoise':'#00ced1',
'darkviolet':'#9400d3',
'deeppink':'#ff1493',
'deepskyblue':'#00bfff',
'dimgray':'#696969',
'dimgrey':'#696969',
'dodgerblue':'#1e90ff',
'firebrick':'#b22222',
'floralwhite':'#fffaf0',
'forestgreen':'#228b22',
'fuchsia':'#ff00ff',
'gainsboro':'#dcdcdc',
'ghostwhite':'#f8f8ff',
'gold':'#ffd700',
'goldenrod':'#daa520',
'gray':'#808080',
'grey':'#808080',
'green':'#008000',
'greenyellow':'#adff2f',
'honeydew':'#f0fff0',
'hotpink':'#ff69b4',
'indianred':'#cd5c5c',
'indigo':'#4b0082',
'ivory':'#fffff0',
'khaki':'#f0e68c',
'lavender':'#e6e6fa',
'lavenderblush':'#fff0f5',
'lawngreen':'#7cfc00',
'lemonchiffon':'#fffacd',
'lightblue':'#add8e6',
'lightcoral':'#f08080',
'lightcyan':'#e0ffff',
'lightgoldenrodyellow':'#fafad2',
'lightgray':'#d3d3d3',
'lightgrey':'#d3d3d3',
'lightgreen':'#90ee90',
'lightpink':'#ffb6c1',
'lightsalmon':'#ffa07a',
'lightseagreen':'#20b2aa',
'lightskyblue':'#87cefa',
'lightslategray':'#778899',
'lightslategrey':'#778899',
'lightsteelblue':'#b0c4de',
'lightyellow':'#ffffe0',
'lime':'#00ff00',
'limegreen':'#32cd32',
'linen':'#faf0e6',
'magenta':'#ff00ff',
'maroon':'#800000',
'mediumaquamarine':'#66cdaa',
'mediumblue':'#0000cd',
'mediumorchid':'#ba55d3',
'mediumpurple':'#9370d8',
'mediumseagreen':'#3cb371',
'mediumslateblue':'#7b68ee',
'mediumspringgreen':'#00fa9a',
'mediumturquoise':'#48d1cc',
'mediumvioletred':'#c71585',
'midnightblue':'#191970',
'mintcream':'#f5fffa',
'mistyrose':'#ffe4e1',
'moccasin':'#ffe4b5',
'navajowhite':'#ffdead',
'navy':'#000080',
'oldlace':'#fdf5e6',
'olive':'#808000',
'olivedrab':'#6b8e23',
'orange':'#ffa500',
'orangered':'#ff4500',
'orchid':'#da70d6',
'palegoldenrod':'#eee8aa',
'palegreen':'#98fb98',
'paleturquoise':'#afeeee',
'palevioletred':'#d87093',
'papayawhip':'#ffefd5',
'peachpuff':'#ffdab9',
'peru':'#cd853f',
'pink':'#ffc0cb',
'plum':'#dda0dd',
'powderblue':'#b0e0e6',
'purple':'#800080',
'rebeccapurple':'#663399',
'red':'#ff0000',
'rosybrown':'#bc8f8f',
'royalblue':'#4169e1',
'saddlebrown':'#8b4513',
'salmon':'#fa8072',
'sandybrown':'#f4a460',
'seagreen':'#2e8b57',
'seashell':'#fff5ee',
'sienna':'#a0522d',
'silver':'#c0c0c0',
'skyblue':'#87ceeb',
'slateblue':'#6a5acd',
'slategray':'#708090',
'slategrey':'#708090',
'snow':'#fffafa',
'springgreen':'#00ff7f',
'steelblue':'#4682b4',
'tan':'#d2b48c',
'teal':'#008080',
'thistle':'#d8bfd8',
'tomato':'#ff6347',
'turquoise':'#40e0d0',
'violet':'#ee82ee',
'wheat':'#f5deb3',
'white':'#ffffff',
'whitesmoke':'#f5f5f5',
'yellow':'#ffff00',
'yellowgreen':'#9acd32'
};
},{}],3:[function(require,module,exports){
module.exports = {
length: {
'm': 1,
'cm': 0.01,
'mm': 0.001,
'in': 0.0254,
'px': 0.0254 / 96,
'pt': 0.0254 / 72,
'pc': 0.0254 / 72 * 12
},
duration: {
's': 1,
'ms': 0.001
},
angle: {
'rad': 1 / (2 * Math.PI),
'deg': 1 / 360,
'grad': 1 / 400,
'turn': 1
}
};
},{}],4:[function(require,module,exports){
var Color = require("../tree/color"),
functionRegistry = require("./function-registry");
// Color Blending
// ref: http://www.w3.org/TR/compositing-1
function colorBlend(mode, color1, color2) {
var ab = color1.alpha, cb, // backdrop
as = color2.alpha, cs, // source
ar, cr, r = []; // result
ar = as + ab * (1 - as);
for (var i = 0; i < 3; i++) {
cb = color1.rgb[i] / 255;
cs = color2.rgb[i] / 255;
cr = mode(cb, cs);
if (ar) {
cr = (as * cs + ab * (cb -
as * (cb + cs - cr))) / ar;
}
r[i] = cr * 255;
}
return new Color(r, ar);
}
var colorBlendModeFunctions = {
multiply: function(cb, cs) {
return cb * cs;
},
screen: function(cb, cs) {
return cb + cs - cb * cs;
},
overlay: function(cb, cs) {
cb *= 2;
return (cb <= 1) ?
colorBlendModeFunctions.multiply(cb, cs) :
colorBlendModeFunctions.screen(cb - 1, cs);
},
softlight: function(cb, cs) {
var d = 1, e = cb;
if (cs > 0.5) {
e = 1;
d = (cb > 0.25) ? Math.sqrt(cb)
: ((16 * cb - 12) * cb + 4) * cb;
}
return cb - (1 - 2 * cs) * e * (d - cb);
},
hardlight: function(cb, cs) {
return colorBlendModeFunctions.overlay(cs, cb);
},
difference: function(cb, cs) {
return Math.abs(cb - cs);
},
exclusion: function(cb, cs) {
return cb + cs - 2 * cb * cs;
},
// non-w3c functions:
average: function(cb, cs) {
return (cb + cs) / 2;
},
negation: function(cb, cs) {
return 1 - Math.abs(cb + cs - 1);
}
};
for (var f in colorBlendModeFunctions) {
if (colorBlendModeFunctions.hasOwnProperty(f)) {
colorBlend[f] = colorBlend.bind(null, colorBlendModeFunctions[f]);
}
}
functionRegistry.addMultiple(colorBlend);
},{"../tree/color":19,"./function-registry":9}],5:[function(require,module,exports){
var Dimension = require("../tree/dimension"),
Color = require("../tree/color"),
Quoted = require("../tree/quoted"),
Anonymous = require("../tree/anonymous"),
functionRegistry = require("./function-registry"),
colorFunctions;
function clamp(val) {
return Math.min(1, Math.max(0, val));
}
function hsla(color) {
return colorFunctions.hsla(color.h, color.s, color.l, color.a);
}
function number(n) {
if (n instanceof Dimension) {
return parseFloat(n.unit.is('%') ? n.value / 100 : n.value);
} else if (typeof n === 'number') {
return n;
} else {
throw {
type: "Argument",
message: "color functions take numbers as parameters"
};
}
}
function scaled(n, size) {
if (n instanceof Dimension && n.unit.is('%')) {
return parseFloat(n.value * size / 100);
} else {
return number(n);
}
}
colorFunctions = {
rgb: function (r, g, b) {
return colorFunctions.rgba(r, g, b, 1.0);
},
rgba: function (r, g, b, a) {
var rgb = [r, g, b].map(function (c) { return scaled(c, 255); });
a = number(a);
return new Color(rgb, a);
},
hsl: function (h, s, l) {
return colorFunctions.hsla(h, s, l, 1.0);
},
hsla: function (h, s, l, a) {
var m1, m2;
function hue(h) {
h = h < 0 ? h + 1 : (h > 1 ? h - 1 : h);
if (h * 6 < 1) {
return m1 + (m2 - m1) * h * 6;
}
else if (h * 2 < 1) {
return m2;
}
else if (h * 3 < 2) {
return m1 + (m2 - m1) * (2 / 3 - h) * 6;
}
else {
return m1;
}
}
h = (number(h) % 360) / 360;
s = clamp(number(s)); l = clamp(number(l)); a = clamp(number(a));
m2 = l <= 0.5 ? l * (s + 1) : l + s - l * s;
m1 = l * 2 - m2;
return colorFunctions.rgba(hue(h + 1 / 3) * 255,
hue(h) * 255,
hue(h - 1 / 3) * 255,
a);
},
hsv: function(h, s, v) {
return colorFunctions.hsva(h, s, v, 1.0);
},
hsva: function(h, s, v, a) {
h = ((number(h) % 360) / 360) * 360;
s = number(s); v = number(v); a = number(a);
var i, f;
i = Math.floor((h / 60) % 6);
f = (h / 60) - i;
var vs = [v,
v * (1 - s),
v * (1 - f * s),
v * (1 - (1 - f) * s)];
var perm = [[0, 3, 1],
[2, 0, 1],
[1, 0, 3],
[1, 2, 0],
[3, 1, 0],
[0, 1, 2]];
return colorFunctions.rgba(vs[perm[i][0]] * 255,
vs[perm[i][1]] * 255,
vs[perm[i][2]] * 255,
a);
},
hue: function (color) {
return new Dimension(color.toHSL().h);
},
saturation: function (color) {
return new Dimension(color.toHSL().s * 100, '%');
},
lightness: function (color) {
return new Dimension(color.toHSL().l * 100, '%');
},
hsvhue: function(color) {
return new Dimension(color.toHSV().h);
},
hsvsaturation: function (color) {
return new Dimension(color.toHSV().s * 100, '%');
},
hsvvalue: function (color) {
return new Dimension(color.toHSV().v * 100, '%');
},
red: function (color) {
return new Dimension(color.rgb[0]);
},
green: function (color) {
return new Dimension(color.rgb[1]);
},
blue: function (color) {
return new Dimension(color.rgb[2]);
},
alpha: function (color) {
return new Dimension(color.toHSL().a);
},
luma: function (color) {
return new Dimension(color.luma() * color.alpha * 100, '%');
},
luminance: function (color) {
var luminance =
(0.2126 * color.rgb[0] / 255) +
(0.7152 * color.rgb[1] / 255) +
(0.0722 * color.rgb[2] / 255);
return new Dimension(luminance * color.alpha * 100, '%');
},
saturate: function (color, amount, method) {
// filter: saturate(3.2);
// should be kept as is, so check for color
if (!color.rgb) {
return null;
}
var hsl = color.toHSL();
if (typeof method !== "undefined" && method.value === "relative") {
hsl.s += hsl.s * amount.value / 100;
}
else {
hsl.s += amount.value / 100;
}
hsl.s = clamp(hsl.s);
return hsla(hsl);
},
desaturate: function (color, amount, method) {
var hsl = color.toHSL();
if (typeof method !== "undefined" && method.value === "relative") {
hsl.s -= hsl.s * amount.value / 100;
}
else {
hsl.s -= amount.value / 100;
}
hsl.s = clamp(hsl.s);
return hsla(hsl);
},
lighten: function (color, amount, method) {
var hsl = color.toHSL();
if (typeof method !== "undefined" && method.value === "relative") {
hsl.l += hsl.l * amount.value / 100;
}
else {
hsl.l += amount.value / 100;
}
hsl.l = clamp(hsl.l);
return hsla(hsl);
},
darken: function (color, amount, method) {
var hsl = color.toHSL();
if (typeof method !== "undefined" && method.value === "relative") {
hsl.l -= hsl.l * amount.value / 100;
}
else {
hsl.l -= amount.value / 100;
}
hsl.l = clamp(hsl.l);
return hsla(hsl);
},
fadein: function (color, amount, method) {
var hsl = color.toHSL();
if (typeof method !== "undefined" && method.value === "relative") {
hsl.a += hsl.a * amount.value / 100;
}
else {
hsl.a += amount.value / 100;
}
hsl.a = clamp(hsl.a);
return hsla(hsl);
},
fadeout: function (color, amount, method) {
var hsl = color.toHSL();
if (typeof method !== "undefined" && method.value === "relative") {
hsl.a -= hsl.a * amount.value / 100;
}
else {
hsl.a -= amount.value / 100;
}
hsl.a = clamp(hsl.a);
return hsla(hsl);
},
fade: function (color, amount) {
var hsl = color.toHSL();
hsl.a = amount.value / 100;
hsl.a = clamp(hsl.a);
return hsla(hsl);
},
spin: function (color, amount) {
var hsl = color.toHSL();
var hue = (hsl.h + amount.value) % 360;
hsl.h = hue < 0 ? 360 + hue : hue;
return hsla(hsl);
},
//
// Copyright (c) 2006-2009 Hampton Catlin, Natalie Weizenbaum, and Chris Eppstein
// http://sass-lang.com
//
mix: function (color1, color2, weight) {
if (!color1.toHSL || !color2.toHSL) {
console.log(color2.type);
console.dir(color2);
}
if (!weight) {
weight = new Dimension(50);
}
var p = weight.value / 100.0;
var w = p * 2 - 1;
var a = color1.toHSL().a - color2.toHSL().a;
var w1 = (((w * a == -1) ? w : (w + a) / (1 + w * a)) + 1) / 2.0;
var w2 = 1 - w1;
var rgb = [color1.rgb[0] * w1 + color2.rgb[0] * w2,
color1.rgb[1] * w1 + color2.rgb[1] * w2,
color1.rgb[2] * w1 + color2.rgb[2] * w2];
var alpha = color1.alpha * p + color2.alpha * (1 - p);
return new Color(rgb, alpha);
},
greyscale: function (color) {
return colorFunctions.desaturate(color, new Dimension(100));
},
contrast: function (color, color1, color2, threshold) {
// Return which of `color1` and `color2` has the greatest contrast with `color`
// according to the standard WCAG contrast ratio calculation.
// http://www.w3.org/TR/WCAG20/#contrast-ratiodef
// The threshold param is no longer used, in line with SASS.
// filter: contrast(3.2);
// should be kept as is, so check for color
if (!color.rgb) {
return null;
}
if (typeof color1 === 'undefined') {
color1 = colorFunctions.rgba(0, 0, 0, 1.0);
}
if (typeof color2 === 'undefined') {
color2 = colorFunctions.rgba(255, 255, 255, 1.0);
}
var contrast1, contrast2;
var luma = color.luma();
var luma1 = color1.luma();
var luma2 = color2.luma();
// Calculate contrast ratios for each color
if (luma > luma1) {
contrast1 = (luma + 0.05) / (luma1 + 0.05);
} else {
contrast1 = (luma1 + 0.05) / (luma + 0.05);
}
if (luma > luma2) {
contrast2 = (luma + 0.05) / (luma2 + 0.05);
} else {
contrast2 = (luma2 + 0.05) / (luma + 0.05);
}
if (contrast1 > contrast2) {
return color1;
} else {
return color2;
}
},
argb: function (color) {
return new Anonymous(color.toARGB());
},
color: function(c) {
if ((c instanceof Quoted) &&
(/^#([a-f0-9]{6}|[a-f0-9]{3})$/i.test(c.value))) {
return new Color(c.value.slice(1));
}
if ((c instanceof Color) || (c = Color.fromKeyword(c.value))) {
c.value = undefined;
return c;
}
throw {
type: "Argument",
message: "argument must be a color keyword or 3/6 digit hex e.g. #FFF"
};
},
tint: function(color, amount) {
return colorFunctions.mix(colorFunctions.rgb(255, 255, 255), color, amount);
},
shade: function(color, amount) {
return colorFunctions.mix(colorFunctions.rgb(0, 0, 0), color, amount);
}
};
functionRegistry.addMultiple(colorFunctions);
},{"../tree/anonymous":18,"../tree/color":19,"../tree/dimension":23,"../tree/quoted":31,"./function-registry":9}],6:[function(require,module,exports){
module.exports = function(environment) {
var Quoted = require("../tree/quoted"),
URL = require("../tree/url"),
functionRegistry = require("./function-registry"),
fallback = function(functionThis, node) {
return new URL(node, functionThis.index, functionThis.currentFileInfo).eval(functionThis.context);
},
logger = require('../logger');
functionRegistry.add("data-uri", function(mimetypeNode, filePathNode) {
if (!filePathNode) {
filePathNode = mimetypeNode;
mimetypeNode = null;
}
var mimetype = mimetypeNode && mimetypeNode.value;
var filePath = filePathNode.value;
var currentFileInfo = this.currentFileInfo;
var currentDirectory = currentFileInfo.relativeUrls ?
currentFileInfo.currentDirectory : currentFileInfo.entryPath;
var fragmentStart = filePath.indexOf('#');
var fragment = '';
if (fragmentStart !== -1) {
fragment = filePath.slice(fragmentStart);
filePath = filePath.slice(0, fragmentStart);
}
var fileManager = environment.getFileManager(filePath, currentDirectory, this.context, environment, true);
if (!fileManager) {
return fallback(this, filePathNode);
}
var useBase64 = false;
// detect the mimetype if not given
if (!mimetypeNode) {
mimetype = environment.mimeLookup(filePath);
if (mimetype === "image/svg+xml") {
useBase64 = false;
} else {
// use base 64 unless it's an ASCII or UTF-8 format
var charset = environment.charsetLookup(mimetype);
useBase64 = ['US-ASCII', 'UTF-8'].indexOf(charset) < 0;
}
if (useBase64) { mimetype += ';base64'; }
}
else {
useBase64 = /;base64$/.test(mimetype);
}
var fileSync = fileManager.loadFileSync(filePath, currentDirectory, this.context, environment);
if (!fileSync.contents) {
logger.warn("Skipped data-uri embedding of " + filePath + " because file not found");
return fallback(this, filePathNode || mimetypeNode);
}
var buf = fileSync.contents;
if (useBase64 && !environment.encodeBase64) {
return fallback(this, filePathNode);
}
buf = useBase64 ? environment.encodeBase64(buf) : encodeURIComponent(buf);
var uri = "data:" + mimetype + ',' + buf + fragment;
// IE8 cannot handle a data-uri larger than 32,768 characters. If this is exceeded
// and the --ieCompat flag is enabled, return a normal url() instead.
var DATA_URI_MAX = 32768;
if (uri.length >= DATA_URI_MAX) {
if (this.context.ieCompat !== false) {
logger.warn("Skipped data-uri embedding of " + filePath + " because its size (" + uri.length +
" characters) exceeds IE8-safe " + DATA_URI_MAX + " characters!");
return fallback(this, filePathNode || mimetypeNode);
}
}
return new URL(new Quoted('"' + uri + '"', uri, false, this.index, this.currentFileInfo), this.index, this.currentFileInfo);
});
};
},{"../logger":17,"../tree/quoted":31,"../tree/url":33,"./function-registry":9}],7:[function(require,module,exports){
var Keyword = require("../tree/keyword"),
functionRegistry = require("./function-registry");
var defaultFunc = {
eval: function () {
var v = this.value_, e = this.error_;
if (e) {
throw e;
}
if (v != null) {
return v ? Keyword.True : Keyword.False;
}
},
value: function (v) {
this.value_ = v;
},
error: function (e) {
this.error_ = e;
},
reset: function () {
this.value_ = this.error_ = null;
}
};
functionRegistry.add("default", defaultFunc.eval.bind(defaultFunc));
module.exports = defaultFunc;
},{"../tree/keyword":27,"./function-registry":9}],8:[function(require,module,exports){
var Expression = require("../tree/expression");
var functionCaller = function(name, context, index, currentFileInfo) {
this.name = name.toLowerCase();
this.index = index;
this.context = context;
this.currentFileInfo = currentFileInfo;
this.func = context.frames[0].functionRegistry.get(this.name);
};
functionCaller.prototype.isValid = function() {
return Boolean(this.func);
};
functionCaller.prototype.call = function(args) {
// This code is terrible and should be replaced as per this issue...
// https://github.com/less/less.js/issues/2477
if (Array.isArray(args)) {
args = args.filter(function (item) {
if (item.type === "Comment") {
return false;
}
return true;
})
.map(function(item) {
if (item.type === "Expression") {
var subNodes = item.value.filter(function (item) {
if (item.type === "Comment") {
return false;
}
return true;
});
if (subNodes.length === 1) {
return subNodes[0];
} else {
return new Expression(subNodes);
}
}
return item;
});
}
return this.func.apply(this, args);
};
module.exports = functionCaller;
},{"../tree/expression":24}],9:[function(require,module,exports){
function makeRegistry( base ) {
return {
_data: {},
add: function(name, func) {
// precautionary case conversion, as later querying of
// the registry by function-caller uses lower case as well.
name = name.toLowerCase();
if (this._data.hasOwnProperty(name)) {
//TODO warn
}
this._data[name] = func;
},
addMultiple: function(functions) {
Object.keys(functions).forEach(
function(name) {
this.add(name, functions[name]);
}.bind(this));
},
get: function(name) {
return this._data[name] || ( base && base.get( name ));
},
inherit : function() {
return makeRegistry( this );
}
};
}
module.exports = makeRegistry( null );
},{}],10:[function(require,module,exports){
module.exports = function(environment) {
var functions = {
functionRegistry: require("./function-registry"),
functionCaller: require("./function-caller")
};
//register functions
require("./default");
require("./color");
require("./color-blending");
require("./data-uri")(environment);
require("./math");
require("./number");
require("./string");
require("./svg")(environment);
require("./types");
return functions;
};
},{"./color":5,"./color-blending":4,"./data-uri":6,"./default":7,"./function-caller":8,"./function-registry":9,"./math":12,"./number":13,"./string":14,"./svg":15,"./types":16}],11:[function(require,module,exports){
var Dimension = require("../tree/dimension");
var MathHelper = function() {
};
MathHelper._math = function (fn, unit, n) {
if (!(n instanceof Dimension)) {
throw { type: "Argument", message: "argument must be a number" };
}
if (unit == null) {
unit = n.unit;
} else {
n = n.unify();
}
return new Dimension(fn(parseFloat(n.value)), unit);
};
module.exports = MathHelper;
},{"../tree/dimension":23}],12:[function(require,module,exports){
var functionRegistry = require("./function-registry"),
mathHelper = require("./math-helper.js");
var mathFunctions = {
// name, unit
ceil: null,
floor: null,
sqrt: null,
abs: null,
tan: "",
sin: "",
cos: "",
atan: "rad",
asin: "rad",
acos: "rad"
};
for (var f in mathFunctions) {
if (mathFunctions.hasOwnProperty(f)) {
mathFunctions[f] = mathHelper._math.bind(null, Math[f], mathFunctions[f]);
}
}
mathFunctions.round = function (n, f) {
var fraction = typeof f === "undefined" ? 0 : f.value;
return mathHelper._math(function(num) { return num.toFixed(fraction); }, null, n);
};
functionRegistry.addMultiple(mathFunctions);
},{"./function-registry":9,"./math-helper.js":11}],13:[function(require,module,exports){
var Dimension = require("../tree/dimension"),
Anonymous = require("../tree/anonymous"),
functionRegistry = require("./function-registry"),
mathHelper = require("./math-helper.js");
var minMax = function (isMin, args) {
args = Array.prototype.slice.call(args);
switch(args.length) {
case 0: throw { type: "Argument", message: "one or more arguments required" };
}
var i, j, current, currentUnified, referenceUnified, unit, unitStatic, unitClone,
order = [], // elems only contains original argument values.
values = {}; // key is the unit.toString() for unified Dimension values,
// value is the index into the order array.
for (i = 0; i < args.length; i++) {
current = args[i];
if (!(current instanceof Dimension)) {
if (Array.isArray(args[i].value)) {
Array.prototype.push.apply(args, Array.prototype.slice.call(args[i].value));
}
continue;
}
currentUnified = current.unit.toString() === "" && unitClone !== undefined ? new Dimension(current.value, unitClone).unify() : current.unify();
unit = currentUnified.unit.toString() === "" && unitStatic !== undefined ? unitStatic : currentUnified.unit.toString();
unitStatic = unit !== "" && unitStatic === undefined || unit !== "" && order[0].unify().unit.toString() === "" ? unit : unitStatic;
unitClone = unit !== "" && unitClone === undefined ? current.unit.toString() : unitClone;
j = values[""] !== undefined && unit !== "" && unit === unitStatic ? values[""] : values[unit];
if (j === undefined) {
if (unitStatic !== undefined && unit !== unitStatic) {
throw{ type: "Argument", message: "incompatible types" };
}
values[unit] = order.length;
order.push(current);
continue;
}
referenceUnified = order[j].unit.toString() === "" && unitClone !== undefined ? new Dimension(order[j].value, unitClone).unify() : order[j].unify();
if ( isMin && currentUnified.value < referenceUnified.value ||
!isMin && currentUnified.value > referenceUnified.value) {
order[j] = current;
}
}
if (order.length == 1) {