   styles = gulp
     .src paths.styles.source
     .pipe(stylus({set: ['include css']}))
+    .on 'error', handleError
     .pipe prefix 'last 2 versions', 'Chrome 34', 'Firefox 28', 'iOS 7'
 
   styles = styles.pipe(CSSmin()) if production

    watch: './src/assets/**/*.*'
    destination: './public/'

gulp.task 'scripts', ->

  bundle = browserify paths.scripts.source

  build = bundle.bundle(debug: not production)
    .pipe source paths.scripts.filename

  build.pipe(streamify(uglify())) if production


  bundle.on 'update', ->
    build = bundle.bundle(debug: not production)
      .on 'error', handleError

      .pipe source paths.scripts.filename

    build
