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index.js
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index.js
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var gulp = require('gulp');
var gutil = require('gulp-util');
var gulpif = require('gulp-if');
var rename = require('gulp-rename');
var browserify = require('browserify');
var watchify = require('watchify');
var uglify = require('gulp-uglify');
var _ = require('lodash');
var globby = require('globby');
var source = require('vinyl-source-stream');
var buffer = require('vinyl-buffer');
var debug = gutil.env.debug || process.env.NODE_ENV === 'debug'
module.exports = function(buildConfig, watch){
var dest = buildConfig.dest || './dist';
var buildDir = buildConfig.buildDir || './scripts/build';
var bundleEntries = buildConfig.bundleEntries || buildConfig.src;
if (_.isString(bundleEntries)) bundleEntries = [bundleEntries];
var entries = globby.sync(bundleEntries);
var bundleOptions = _.extend({
entries: entries,
insertGlobals: true,
debug: debug,
}, watchify.args, (buildConfig.bundleOptions || {}));
// set up the browserify instance on a task basis
var b = browserify(bundleOptions);
// apply the transforms here to fix problem with babelify recursively
// calling itself and multiplying build times
b.transform('babelify');
// wrap browserify in watchify for faster builds
if (watch) {
b = watchify(b);
b.on('update', bundle);
b.on('log', function(msg){
gutil.log('Change detected in source for bundle: '+buildConfig.bundleName);
gutil.log('Updating Bundle...');
gutil.log(msg);
});
}
function bundle() {
return b.bundle()
// log errors if they happen
.on('error', gutil.log.bind(gutil, 'Browserify Error'))
.pipe(source(buildConfig.src))
.pipe(buffer())
.pipe(rename(buildConfig.bundleName))
.pipe(gulp.dest(buildDir))
.pipe(gulpif(!debug, uglify()))
.pipe(gulp.dest(dest));
}
return bundle;
}