gulpfile.js

'use strict';

var gulp		= require('gulp');
var sass		= require('gulp-sass');
var sourcemaps	= require('gulp-sourcemaps');
var babel		= require('gulp-babel');
var uglify		= require('gulp-uglify');
var rename		= require("gulp-rename");
//var del			= require('del');
var babelify	= require('babelify');
var browserify	= require('browserify');
var source		= require('vinyl-source-stream');
var buffer		= require('gulp-buffer');
var gutil		= require('gulp-util');
var jshint		= require('gulp-jshint');
var stylish		= require('jshint-stylish');
var babel		= require('babel/register');
var jasmine		= require('gulp-jasmine');

/*
 * Directories paths
 */
var jsDist	= './resources/js/dist';
var jsSrc	= ['./resources/js/src/*.js','./resources/js/src/modules/*.js'];
var cssDest	= './resources/assets/css'; 
var sassSrc	= './resources/assets/sass';
var jsSpec	= ['./resources/js/src/spec/module/*.js', './resources/js/src/spec/*.js'];

// merged all js paths
var allJs	= (function(specs, srcs) {

	for (var i = 0, len = specs.length; i < len; i++) {

		srcs.push(specs[i]);		
	}

	return srcs;

})(jsSpec, jsSrc);

/*
 * SASS TASK
 */
gulp.task('sass', function() {

	gulp.src(sassSrc + '/*.scss')
		.pipe(sourcemaps.init())
		.pipe(sass({outputStyle: 'compressed'}).on('error', sass.logError))
		.pipe(sourcemaps.write())
		.pipe(gulp.dest(cssDest));
});

/**
 * To watch sass files 
 */
gulp.task('sass:watch', function(){
	
	gulp.watch(sassSrc + '/*.scss', ['sass']);	
});


/**
 * To convert ES5 and generate modules
 */
gulp.task('build', function() {

	    return browserify({			    
					entries: './resources/js/src/app.js',
			   	    debug: true
				}).transform(babelify)
			    .bundle()
				.pipe(source('bundle.js'))
				.pipe(buffer())
				.pipe(sourcemaps.init({loadMaps: true}))
				.pipe(uglify())
				.on('error', gutil.log)
				.pipe(sourcemaps.write('.'))
				.pipe(gulp.dest(jsDist));
});

/**
 * Check syntax
 */
gulp.task('check', function() {

	return gulp.src(allJs)
			.pipe(jshint({
				esnext : true,
			}))
			.pipe(jshint.reporter(stylish));
 });

/**
 * Test Task
 */
gulp.task('test', function () {

	var options = {

			verbose :true,
	};

   	return gulp.src(jsSpec)
	        .pipe(jasmine(options));
});


/**
 * To watch js files
 */
gulp.task('js:watch', function() {

	gulp.watch(allJs, ['check','test']);

});

/**
 * Default Task
 */
gulp.task('default', ['sass', 'check',  'build', 'test']);

/**
 * Watch all of it"
 */
gulp.task('watch',['js:watch', 'sass:watch']);