A nice gruntfile

Gruntfile.coffee

"use strict"
module.exports = (grunt) ->

  # load all grunt tasks
  require("matchdep").filterDev("grunt-*").forEach grunt.loadNpmTasks

  config =
    assets: "assets"
    dist: "public"

  require('time-grunt')(grunt)
  # config
  grunt.initConfig

    watch:
      options:
        livereload: false
        spawn: false

      images:
        files: ["assets/images/**/*"]
        tasks: ['copy']

      "sass-application":
        livereload: false
        files: [
          "assets/styles/application.scss",
          "assets/styles/**/*.scss"
        ]
        tasks: ["sass:application"]

      "sass-dashboard":
        livereload: false
        files: [
          "assets/styles/dashboard.scss",
          "assets/styles/**/*.scss"
        ]
        tasks: ["sass:dashboard"]

      vendor:
        files: [
          "assets/scripts/vendor/*.js"
        ]
        tasks: ['concat', 'uglify']

      coffee:
        files: ["assets/scripts/**/*.coffee"]
        tasks: ["coffee", "concat"]

      livereload:
        files: ["*.html", "*.php", "public/images/**/*.{png,jpg,jpeg,gif,webp,svg}"]

    # sass compilation
    # unused as of 3/11

    sass:
      application:
        options:
          outputStyle: 'expanded'
          lineNumbers: true
          sourceComments: 'map'
        files:
          'public/css/application.css': 'assets/styles/application.scss'
      dashboard:
        options:
          outputStyle: 'expanded'
          lineNumbers: true
          sourceComments: 'map'
        files:
          'public/css/dashboard.css': 'assets/styles/dashboard.scss'

    # style injector
    # soft reload of css (fast!)
    styleinjector:
      files:
        src: 'public/css/application.css'
        options:
          watchTask: false
          debugInfo: true

    # combine files
    # to a single js or css file

    concat:

      # # this may be overkill;
      # # maybe just have the coffee output to public/

      "application-js":
        src: [
          "assets/scripts/app/**/*.js"
          "assets/scripts/application.js"
        ]
        dest: "public/scripts/application.js"

      # load in vendor js libraries

      "vendor-js":
        src: [
          "assets/components/modernizr/modernizr.js"
          "assets/components/underscore/underscore.js"
          "assets/components/jquery-dotimeout/jquery.ba-dotimeout.js"
          "assets/components/jquery.easing/js/jquery.easing.min.js"
          "assets/components/dropit/dropit.js"
          "assets/components/jquery.uniform/jquery.uniform.js"
          "assets/components/jquery/jquery-migrate.min.js"
          "assets/components/bootstrap/dist/js/bootstrap.js"
          "assets/scripts/vendor/*.js"
        ]
        dest: 'public/scripts/vendor.js'

      # load in vendor styles
      # we should probably just use sass to import them...

    # compiles all coffeescript 1 to 1
    coffee:
      dev:
        options:
          sourceMap: true
        expand: true
        cwd: "assets/scripts"
        src: "**/*.coffee"
        dest: "assets/scripts"
        ext: ".js"

    # fonts and svg files need to be copied to public folder
    # since they are not compressed with any other tasks.

    copy:
      fonts:
        files: [
          expand: true
          src: 'assets/fonts/**/*.{eot,svg,ttf,woff,otf}'
          dest: 'public/fonts/'
          flatten: true
        ]
      "font-awesome":
        files: [
          expand: true
          src: 'assets/components/font-awesome/fonts/**/*.{eot,svg,ttf,woff,otf}'
          dest: 'public/fonts/'
          flatten: true
        ]
      images:
        files: [
          expand: true
          cwd: "assets"
          src: "images/**/*.{png,jpg,jpeg,gif,svg}"
          dest: "public"
        ]
      # public:
      #   files: [
      #     expand: true
      #     cwd: "public"
      #     src: ["*", "**/*"]
      #     dest: "_styleguide/dist"
      #   ]

    kss:
      options:
        template: 'assets/vendor/styleguide-template'
        styles: 'assets/styles/application.scss'
        includeType: 'scss'
        includePath: ['assets/styles/application.scss']
      dist:
        files:
          '_styleguide': ["assets/styles"]

# minification and beautification tasks

    # minify and compress css

    cssmin:
      options:
        report: 'min'
        banner: "/* minified via grunt task. Check Gruntfile.coffee for more info. */"
      app:
        files: "public/css/application.min.css": "public/css/application.css"
      # vendor:
      #   files: "public/css/vendor.min.css": "public/css/vendor.css"

    # uglify pages and vendor javsacript files

    uglify:
      "application-js":
        options:
          report: 'min'
        files:
          'public/scripts/application.min.js': [
            'public/scripts/application.js'
          ]
      vendor:
        options:
          report: 'min'
        files:
          'public/scripts/vendor.min.js': [
            'public/scripts/vendor.js'
          ]

    # for deployments

    compress:
      archive:
        options:
          archive: ".tmp/archive.zip"
        files:
          src: ['./**/*', '!./assets/**','!./db/**','!./node_modules/**']

      dist:
        options: mode: 'gzip'
        expand: true
        cwd: 'public/scripts'
        src: "**/*.js"
        dest: "public/scripts"

    # clean
    # to clean up the public/ dir and _styleguide dir
    # this removes all files in there!

    clean:
      all: ["public/**/*", "_styleguide"]

    # concurrent
    # let's run some tasks simultaneously

    concurrent:
      build: ['copy']
      styles: ['sass:application']
      compress: ['uglify', 'cssmin']

    sftp:
      deploy:
        files:
          "./": "{**/*, !assets/}"


  # Tasks
  grunt.registerTask('build', ['coffee', 'sass', 'concurrent:build', 'concat', 'concurrent:compress', 'copy'])
  grunt.registerTask('zip', ['compress:zip'])
  grunt.registerTask('deploy', ['build', 'sftp:deploy'])
  grunt.registerTask('styleguide', ['kss', 'sass'])
  grunt.registerTask('default', ['coffee', 'sass', 'concurrent:build', 'concat', 'concurrent:compress', 'watch'])