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