gulpfile.js

"use strict"
/**
 * Created by garusis on 26/01/17.
 */

require('babel-core/register')
require('babel-polyfill')


const babel = require('gulp-babel')
const del = require('del')
const gulp = require('gulp')
const runSequence = require('run-sequence')
const sourcemaps = require('gulp-sourcemaps')
const merge = require('merge-stream')
const _ = require('lodash')

const info = require('./package.json')
const globs = {
    commonIgnored: [
        '!./vendor/**/*', '!./node_modules/**/*',           //  Ignore libs like vendors and node_modules,
        '!./dist/**/*',                                     //  files at dist,
        '!./*'                                              //  and files on project root
    ]
}

globs.copy = _.concat([
    './src/**/*',                                           //  Copy all inside root folders, less
    '!./src/**/*.js'                                        //  .js files that will be compiled
], globs.commonIgnored)                                 //  and common ignored files

globs.compile = _.concat([
    './src/**/*.js'                                         //  Compile all .js files
], globs.commonIgnored)                                 //  less common ignored files

globs.watch = _.concat([
    './src/**/*'
], globs.commonIgnored)


runSequence.use(gulp)

gulp.task('clean', (cb) => del(['./dist'], cb))

gulp.task('compile', function () {
    return gulp.src(globs.compile)
        .pipe(sourcemaps.init())
        .pipe(babel())
        .pipe(sourcemaps.write('.', {sourceRoot: './'}))
        .pipe(gulp.dest('dist/'))
})

gulp.task('copy', function () {
    return merge([
        gulp.src(globs.copy).pipe(gulp.dest('dist/'))
    ])
})

gulp.task('build', function (callback) {
    runSequence(
        'clean',
        ['compile', 'copy'],
        callback
    )
})


gulp.task('watch', function (callback) {
    gulp.watch(globs.watch, ['build'])
})


gulp.task('run', function (callback) {
    runSequence(
        'build',
        'watch',
        callback
    )
})

gulp.task('default', ['build'])