Gulpfile.coffee

gulp = require 'gulp'
sass = require 'gulp-sass'
jade = require 'gulp-jade'
cssmin = require 'gulp-cssmin'
rename = require 'gulp-rename'
autoprefixer = require 'gulp-autoprefixer'
gutil = require 'gulp-util'
plumber = require 'gulp-plumber'

gulp.task 'scss:compile', ->
  gulp.src './src/loaders.scss'
    .pipe plumber((err) -> console.log(err.stack))
    .pipe sass()
    .pipe autoprefixer "last 2 versions", "> 1%", "ie 8", {
        map: false
      }
    .pipe plumber.stop()
    .pipe gulp.dest('./')
    .pipe cssmin()
    .pipe rename suffix: '.min'
    .pipe gulp.dest './'
    .on 'finish', -> gutil.log('scss build finished.')

gulp.task 'demo:scss:compile',  ->
  gulp.src './demo/src/demo.scss'
    .pipe sass({errLogToConsole: true}).on("error", gutil.log).on("error", gutil.beep)
    .pipe gulp.dest './demo/'

gulp.task 'demo:jade:compile', ->
  gulp.src './demo/src/*.jade'
    .pipe jade(pretty: true)
    .pipe gulp.dest './demo/'

gulp.task 'watch', ->
  gulp.watch 'src/**/*.scss', ['scss:compile']
  gulp.watch 'demo/src/**/*.scss', ['demo:scss:compile']
  gulp.watch 'demo/src/**/*.jade', ['demo:jade:compile']

gulp.task 'demo', ['demo:scss:compile', 'demo:jade:compile']
gulp.task 'default', ['scss:compile', 'demo', 'watch']