Created
October 21, 2014 15:46
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var underscore = require('underscore'); | |
var underscoreStr = require('underscore.string'); | |
var concat = require('gulp-concat'); | |
var gulp = require('gulp'); | |
var exclude = ['lib1', 'lib2']; | |
gulp.task('bundle-libraries-auto', ['bower'], function(){ | |
var bowerFile = require('./bower.json'); | |
var bowerPackages = bowerFile.dependencies; | |
var bowerDir = './bower_components'; | |
var packagesOrder = []; | |
var mainFiles = []; | |
// Function for adding package name into packagesOrder array in the right order | |
function addPackage(name){ | |
// package info and dependencies | |
var info = require(bowerDir + '/' + name + '/bower.json'); | |
var dependencies = info.dependencies; | |
// add dependencies by repeat the step | |
if(!!dependencies){ | |
underscore.each(dependencies, function(value, key){ | |
if(exclude.indexOf(key) === -1){ | |
addPackage(key); | |
} | |
}); | |
} | |
// and then add this package into the packagesOrder array if they are not exist yet | |
if(packagesOrder.indexOf(name) === -1){ | |
packagesOrder.push(name); | |
} | |
} | |
// calculate the order of packages | |
underscore.each(bowerPackages, function(value, key){ | |
if(exclude.indexOf(key) === -1){ // add to packagesOrder if it's not in exclude | |
addPackage(key); | |
} | |
}); | |
// get the main files of packages base on the order | |
underscore.each(packagesOrder, function(bowerPackage){ | |
var info = require(bowerDir + '/' + bowerPackage + '/bower.json'); | |
var main = info.main; | |
var mainFile = main; | |
// get only the .js file if mainFile is an array | |
if(underscore.isArray(main)){ | |
underscore.each(main, function(file){ | |
if(underscoreStr.endsWith(file, '.js')){ | |
mainFile = file; | |
} | |
}); | |
} | |
// make the full path | |
mainFile = bowerDir + '/' + bowerPackage + '/' + mainFile; | |
// only add the main file if it's a js file | |
if(underscoreStr.endsWith(mainFile, '.js')){ | |
mainFiles.push(mainFile); | |
} | |
}); | |
// run the gulp stream | |
return gulp.src(mainFiles) | |
.pipe(concat('libs.js')) | |
.pipe(gulp.dest('./dist')); | |
}); |
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