Gulp System

gulpfile.coffee

autoprefixer = require 'gulp-autoprefixer'
coffee       = require 'gulp-coffee'
gulp         = require 'gulp'
gutil        = require 'gulp-util'
ignore       = require 'gulp-ignore'
minifycss    = require 'gulp-minify-css'
notify       = require 'gulp-notify'
plumber      = require 'gulp-plumber'
rename       = require 'gulp-rename'
stylus       = require 'gulp-stylus'
uglify       = require 'gulp-uglify'
cmq          = require 'gulp-combine-media-queries'

isProduction = no

gulp.task 'build-production', ->
    isProduction = yes
    console.log 'Switching to Production'
    gulp.start 'build'

# Stylus an CSS styles
gulp.task 'styles', ->
  gulp.src 'resources/assets/stylus/**/*.styl' # Stylus
    .pipe plumber
      errorHandler: notify.onError 'Error: <%= error.message %>'
    .pipe ignore.exclude '**/_*.styl'
    .on 'error', gutil.log
    .pipe stylus()
    .pipe autoprefixer 'last 2 version', 'safari 5', 'ie 8', 'ie 9', 'opera 12.1'
    .pipe rename
      suffix: '.min'
    .pipe cmq
      log: yes
    .pipe if isProduction
        minifycss
          processImport: yes
    else
        gutil.noop()
    .pipe gulp.dest 'public/css'
  gulp.src 'resources/assets/stylus/**/*.css' # Pre-compiler CSS
    .pipe plumber
      errorHandler: notify.onError 'Error: <%= error.message %>'
    .pipe autoprefixer 'last 2 version', 'safari 5', 'ie 8', 'ie 9', 'opera 12.1'
    .pipe rename
      suffix: '.min'
    .pipe minifycss
      processImport: no
    .pipe gulp.dest 'public/css'

# Front-end scripts
gulp.task 'scripts', ->
  gulp.src 'resources/assets/coffee/**/*.coffee'
    .pipe plumber
      errorHandler: notify.onError 'Error: <%= error.message %>'
    .pipe coffee
      bare: no
    .on 'error', gutil.log
    .pipe if isProduction 
        uglify()
    else 
        gutil.noop()
    .pipe rename
      suffix: '.min'
    .pipe gulp.dest 'public/js'

# Watch task
gulp.task 'watch', ->
  gulp.watch 'resources/assets/stylus/**/*', ['styles']
  gulp.watch 'resources/assets/coffee/**/*', ['scripts']
  return

### Other tasks ###

gulp.task 'build', ['scripts', 'styles'], ->

gulp.task 'default', ['watch', 'build'], ->

package.json

{
  "name": "GulpFile",
  "version": "1.0.0",
  "author": "Levan Lotuashvili",
  "description": "GulpFile",
  "private": true,
  "dependencies": {
    "coffee-script": "latest"
  },
  "devDependencies": {
    "gulp": "^3.8.11",
    "gulp-autoprefixer": "^2.1.0",
    "gulp-chmod": "^1.2.0",
    "gulp-coffee": "^2.3.1",
    "gulp-combine-media-queries": "^0.2.0",
    "gulp-ignore": "^1.2.1",
    "gulp-insert": "^0.4.0",
    "gulp-minify-css": "^0.5.0",
    "gulp-notify": "^2.2.0",
    "gulp-plumber": "^0.6.6",
    "gulp-rename": "^1.2.0",
    "gulp-stylus": "^2.0.1",
    "gulp-uglify": "^1.1.0",
    "gulp-util": "^3.0.4"
  }
}