Add cake for build. Run . Requires a coffee executable and uglifyjs executable

Cakefile

@@ -0,0 +1,29 @@
+fs               = require 'fs'
+path             = require 'path'
+{spawn, exec}    = require 'child_process'
+
+javascripts = [
+  'chosen/chosen.jquery.js', 'chosen/chosen.proto.js'
+]
+
+# Run a command
+#
+run = (cmd, args, cb) ->
+  proc =         spawn cmd, args
+  proc.stderr.on 'data', (buffer) -> console.log buffer.toString()
+  proc.on        'exit', (status) ->
+    process.exit(1) if status != 0
+    cb() if typeof cb is 'function'
+
+# Build Chosen. Requires `coffee` and `uglifyjs`.
+#
+task 'build', 'build Chosen from source', build = (cb) ->
+  files = fs.readdirSync 'coffee'
+  files = ('coffee/' + file for file in files when file.match(/\.coffee$/))
+  run 'coffee', ['-c', '-o', 'chosen'].concat(files), ->
+    cb() if typeof cb is 'function'
+    unless process.env.MINIFY is 'false'
+      for javascript in javascripts
+        uglified = javascript.replace /\.js$/, '.min.js'
+        run 'uglifyjs', ['-o', uglified, javascript], cb
+