chosen/Cakefile

63 lines
1.8 KiB
CoffeeScript

# Building Chosen requires coffee-script and uglify-js. For
# help installing, try:
#
# `npm -g install coffee-script uglify-js`
#
fs = require 'fs'
path = require 'path'
{spawn, exec} = require 'child_process'
CoffeeScript = require 'coffee-script'
{parser, uglify} = require 'uglify-js'
javascripts = {
'chosen/chosen.jquery.js': [
'coffee/chosen/select-parser.coffee'
'coffee/chosen.jquery.coffee'
]
'chosen/chosen.proto.js': [
'coffee/chosen/select-parser.coffee'
'coffee/chosen.proto.coffee'
]
}
Array::unique = ->
output = {}
output[@[key]] = @[key] for key in [0...@length]
value for key, value of output
# Gather a list of unique source files.
#
source_files = ->
all_sources = []
for javascript, sources of javascripts
for source in sources
all_sources.push source
all_sources.unique()
# Build Chosen.
#
task 'build', 'build Chosen from source', build = (cb) ->
for javascript, sources of javascripts
code = ''
for source in sources
code += CoffeeScript.compile "\n#{fs.readFileSync source}"
fs.writeFileSync javascript, code
unless process.env.MINIFY is 'false'
fs.writeFileSync javascript.replace(/\.js$/,'.min.js'), (
uglify.gen_code uglify.ast_squeeze uglify.ast_mangle parser.parse code
)
cb() if typeof cb is 'function'
task 'watch', 'watch coffee/ for changes and build Chosen', ->
console.log "Watching for changes in coffee/"
for file in source_files()
# Coffeescript wasn't scoping file correctly-
# without this closure the file name displayed
# is incorrect.
((file) ->
fs.watchFile file, (curr, prev) ->
if +curr.mtime isnt +prev.mtime
console.log "Saw change in #{file}"
invoke 'build'
)(file)