feat(grunt): create equivalent grunt tasks for all cli commands

.gitignore

@@ -1,3 +1,4 @@
 node_modules/
 .DS_Store
-benchpress-build/
+benchpress-build/
+build/

Gruntfile.js

@@ -0,0 +1,18 @@
+var cli = require('./lib/cli');
+
+/**
+ * This file is only for testing and demonstration of the included grunt tasks.
+ */
+
+module.exports = function (grunt) {
+  grunt.initConfig({
+    bp_build: {
+      options: {
+        buildPath: 'build/benchmarks',
+        benchmarksPath: 'grunt-benchmarks'
+      }
+    }
+  });
+
+  grunt.loadTasks('./tasks');
+};

grunt-benchmarks/sample-folder/bp.conf.js

@@ -0,0 +1,3 @@
+module.exports = function(config) {
+
+}

grunt-benchmarks/sample-folder/main.html

@@ -0,0 +1 @@
+sample!

lib/cli.js

@@ -2,28 +2,32 @@ var fs = require('fs'),
     path = require('path'),
     benchpressBase = path.resolve(module.filename, '../../'),
     rimraf = require('rimraf'),
+    mkdirp = require('mkdirp'),
     defaultBuildPath = path.resolve('benchpress-build'),
-    benchmarksPath = path.resolve('benchmarks'),
+    defaultBenchmarksPath = path.resolve('benchmarks'),
     underscorePath = path.resolve(benchpressBase, 'node_modules/underscore/underscore-min.js'),
     bootstrapPath = path.resolve(benchpressBase, 'node_modules/bootStrap/dist/css/bootstrap.min.css'),
     bpPath = path.resolve(benchpressBase, 'lib/bp.js'),
     libPath = path.resolve(benchpressBase, 'lib'),
     httpServer = require('http-server'),
     minimist = require('minimist');
 
-exports.launchChrome = function launchChrome() {
+exports.launchChrome = function launchChrome(done) {
   if (process.platform == 'linux') {
     require('child_process').exec('google-chrome -incognito --js-flags="--expose-gc"', function(err) {
       if (err) console.error('An error occurred trying to launch Chrome: ', err);
+      done && done();
     });
   }
   else if (process.platform === 'darwin') {
     require('child_process').exec('/Applications/Google\\ Chrome\\ Canary.app/Contents/MacOS/Google\\ Chrome\\ Canary --enable-memory-info --enable-precise-memory-info --enable-memory-benchmarking --js-flags="--expose-gc" -incognito', function(err) {
       if (err) console.error('An error occurred trying to launch Chrome: ', err);
+      done && done();
     });
   }
   else {
     console.log('Cannot launch chrome for your platform: ', process.platform);
+    done && done();
   }
 };
 
@@ -40,15 +44,18 @@ exports.run = function run() {
   });
 };
 
-exports.build = function build(buildPath) {
-  buildPath = buildPath || defaultBuildPath;
+exports.build = function build(options, done) {
+  options = options || {};
+  buildPath = options.buildPath || defaultBuildPath;
+  benchmarksPath = options.benchmarksPath || defaultBenchmarksPath;
+
   //Start fresh
   rimraf(buildPath, buildIt);
 
   function buildIt (err) {
     var template, benchmarks;
     if (err) throw err;
-    fs.mkdirSync(buildPath);
+    mkdirp.sync(buildPath);
 
     //Get benchmark html template
     template = fs.readFileSync(path.resolve(libPath, 'template.html'));
@@ -66,8 +73,9 @@ exports.build = function build(buildPath) {
       require(path.resolve(benchmarkPath, 'bp.conf.js'))(config);
 
       dependencies = fs.readdirSync(benchmarkPath);
+
       dependencies.forEach(function(dependency) {
-        var dependencyPath = path.resolve('benchmarks', benchmark, dependency);
+        var dependencyPath = path.resolve(benchmarkPath, dependency);
         if (dependency === 'main.html') {
           //This is the main benchmark template
           main = fs.readFileSync(dependencyPath).toString();
@@ -83,6 +91,7 @@ exports.build = function build(buildPath) {
       main = main.replace('%%SCRIPTS%%', JSON.stringify(config.scripts));
 
       fs.writeFileSync(path.resolve(buildPath, benchmark, 'index.html'), main);
+      done && done();
     });
   }
 
@@ -102,7 +111,10 @@ exports.exec = function() {
   var args = minimist(process.argv.slice(2));
   switch (process.argv[2]) {
     case 'build':
-      exports.build(args['build-path']);
+      exports.build({
+        buildPath: args['build-path'],
+        benchmarksPath: args['benchmark-path']
+      });
       break;
     case 'run':
       exports.run();

package.json

@@ -26,9 +26,11 @@
   "homepage": "https://github.com/angular/benchpress",
   "dependencies": {
     "bootstrap": "^3.2.0",
+    "grunt": "^0.4.5",
     "http-server": "^0.6.1",
     "karma": "^0.12.21",
     "minimist": "^1.1.0",
+    "mkdirp": "^0.5.0",
     "rimraf": "^2.2.8",
     "underscore": "^1.6.0"
   }

tasks/bp_build.js

@@ -0,0 +1,7 @@
+var cli = require('../lib/cli');
+
+module.exports = function (grunt) {
+  grunt.registerTask('bp_build', 'build benchmarks for project', function() {
+    cli.build(this.options(), this.async());
+  });
+};

tasks/bp_launch_chrome.js

@@ -0,0 +1,8 @@
+var cli = require('../lib/cli');
+
+module.exports = function (grunt) {
+  grunt.registerTask('bp_launch_chrome', 'launch chrome canary in incognito with flags',
+      function() {
+        cli.launchChrome(this.async());
+      });
+};

tasks/bp_run.js

@@ -0,0 +1,7 @@
+var cli = require('../lib/cli');
+
+module.exports = function (grunt) {
+  grunt.registerTask('bp_run', 'run a server from cwd', function() {
+    cli.run(this.async());
+  });
+};