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fs = require 'fs'
path = require 'path'
_ = require 'underscore'
CoffeeScript = require './lib/coffee-script'
{spawn, exec} = require 'child_process'
helpers = require './lib/coffee-script/helpers'
# ANSI Terminal Colors.
bold = red = green = reset = ''
unless process.env.NODE_DISABLE_COLORS
bold = '\x1B[0;1m'
red = '\x1B[0;31m'
green = '\x1B[0;32m'
reset = '\x1B[0m'
# Built file header.
header = """
/**
* CoffeeScript Compiler v#{CoffeeScript.VERSION}
* http://coffeescript.org
*
* Copyright 2011, Jeremy Ashkenas
* Released under the MIT License
*/
"""
# Build the CoffeeScript language from source.
build = (cb) ->
files = fs.readdirSync 'src'
files = ('src/' + file for file in files when file.match(/\.(lit)?coffee$/))
run ['-c', '-o', 'lib/coffee-script'].concat(files), cb
# Run a CoffeeScript through our node/coffee interpreter.
run = (args, cb) ->
proc = spawn 'node', ['bin/coffee'].concat(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'
# Log a message with a color.
log = (message, color, explanation) ->
console.log color + message + reset + ' ' + (explanation or '')
codeFor = ->
counter = 0
hljs = require 'highlight.js'
hljs.configure classPrefix: ''
(file, executable = false, showLoad = true) ->
counter++
return unless fs.existsSync "documentation/js/#{file}.js"
cs = fs.readFileSync "documentation/coffee/#{file}.coffee", 'utf-8'
js = fs.readFileSync "documentation/js/#{file}.js", 'utf-8'
js = js.replace /^\/\/ generated.*?\n/i, ''
cshtml = "<pre><code>#{hljs.highlight('coffeescript', cs).value}</code></pre>"
jshtml = "<pre><code>#{hljs.highlight('javascript', js).value}</code></pre>"
append = if executable is yes then '' else "alert(#{executable});"
if executable and executable != yes
cs.replace /(\S)\s*\Z/m, "$1\n\nalert #{executable}"
run = if executable is true then 'run' else "run: #{executable}"
name = "example#{counter}"
script = "<script>window.#{name} = #{JSON.stringify cs}</script>"
load = if showLoad then "<div class='minibutton load' onclick='javascript: loadConsole(#{name});'>load</div>" else ''
button = if executable then "<div class='minibutton ok' onclick='javascript: #{js};#{append}'>#{run}</div>" else ''
"<div class='code'>#{cshtml}#{jshtml}#{script}#{load}#{button}<br class='clear' /></div>"
monthNames = [
'January'
'February'
'March'
'April'
'May'
'June'
'July'
'August'
'September'
'October'
'November'
'December'
]
formatDate = (date) ->
date.replace /^(\d\d\d\d)-(\d\d)-(\d\d)$/, (match, $1, $2, $3) ->
"#{monthNames[$2 - 1]} #{+$3}, #{$1}"
releaseHeader = (date, version, prevVersion) -> """
<div class="anchor" id="#{version}"></div>
<b class="header">
#{prevVersion and "<a href=\"https://github.com/jashkenas/coffeescript/compare/#{prevVersion}...#{version}\">#{version}</a>" or version}
<span class="timestamp"> &mdash; <time datetime="#{date}">#{formatDate date}</time></span>
</b>
"""
option '-p', '--prefix [DIR]', 'set the installation prefix for `cake install`'
task 'install', 'install CoffeeScript into /usr/local (or --prefix)', (options) ->
base = options.prefix or '/usr/local'
lib = "#{base}/lib/coffee-script"
bin = "#{base}/bin"
node = "~/.node_libraries/coffee-script"
console.log "Installing CoffeeScript to #{lib}"
console.log "Linking to #{node}"
console.log "Linking 'coffee' to #{bin}/coffee"
exec([
"mkdir -p #{lib} #{bin}"
"cp -rf bin lib LICENSE README.md package.json src #{lib}"
"ln -sfn #{lib}/bin/coffee #{bin}/coffee"
"ln -sfn #{lib}/bin/cake #{bin}/cake"
"mkdir -p ~/.node_libraries"
"ln -sfn #{lib}/lib/coffee-script #{node}"
].join(' && '), (err, stdout, stderr) ->
if err then console.log stderr.trim() else log 'done', green
)
task 'build', 'build the CoffeeScript language from source', build
task 'build:full', 'rebuild the source twice, and run the tests', ->
build ->
build ->
csPath = './lib/coffee-script'
csDir = path.dirname require.resolve csPath
for mod of require.cache when csDir is mod[0 ... csDir.length]
delete require.cache[mod]
unless runTests require csPath
process.exit 1
task 'build:parser', 'rebuild the Jison parser (run build first)', ->
helpers.extend global, require('util')
require 'jison'
parser = require('./lib/coffee-script/grammar').parser
fs.writeFile 'lib/coffee-script/parser.js', parser.generate()
task 'build:browser', 'rebuild the merged script for inclusion in the browser', ->
code = ''
for name in ['helpers', 'rewriter', 'lexer', 'parser', 'scope', 'nodes', 'sourcemap', 'coffee-script', 'browser']
code += """
require['./#{name}'] = (function() {
var exports = {}, module = {exports: exports};
#{fs.readFileSync "lib/coffee-script/#{name}.js"}
return module.exports;
})();
"""
code = """
(function(root) {
var CoffeeScript = function() {
function require(path){ return require[path]; }
#{code}
return require['./coffee-script'];
}();
if (typeof define === 'function' && define.amd) {
define(function() { return CoffeeScript; });
} else {
root.CoffeeScript = CoffeeScript;
}
}(this));
"""
unless process.env.MINIFY is 'false'
{code} = require('uglify-js').minify code, fromString: true
fs.writeFileSync 'extras/coffee-script.js', header + '\n' + code
console.log "built ... running browser tests:"
invoke 'test:browser'
task 'doc:site', 'watch and continually rebuild the documentation for the website', ->
source = 'documentation/index.html.js'
exec 'bin/coffee -bc -o documentation/js documentation/coffee/*.coffee'
do renderIndex = ->
codeSnippetCounter = 0
rendered = _.template fs.readFileSync(source, 'utf-8'),
codeFor: codeFor()
releaseHeader: releaseHeader
fs.writeFileSync 'index.html', rendered
log "compiled", green, "#{source}"
fs.watchFile source, interval: 200, renderIndex
log "watching..." , green
task 'doc:source', 'rebuild the internal documentation', ->
exec 'node_modules/.bin/docco src/*.*coffee && cp -rf docs documentation && rm -r docs', (err) ->
throw err if err
task 'doc:underscore', 'rebuild the Underscore.coffee documentation page', ->
exec 'node_modules/.bin/docco examples/underscore.coffee && cp -rf docs documentation && rm -r docs', (err) ->
throw err if err
task 'bench', 'quick benchmark of compilation time', ->
{Rewriter} = require './lib/coffee-script/rewriter'
sources = ['coffee-script', 'grammar', 'helpers', 'lexer', 'nodes', 'rewriter']
coffee = sources.map((name) -> fs.readFileSync "src/#{name}.coffee").join '\n'
litcoffee = fs.readFileSync("src/scope.litcoffee").toString()
fmt = (ms) -> " #{bold}#{ " #{ms}".slice -4 }#{reset} ms"
total = 0
now = Date.now()
time = -> total += ms = -(now - now = Date.now()); fmt ms
tokens = CoffeeScript.tokens coffee, rewrite: no
littokens = CoffeeScript.tokens litcoffee, rewrite: no, literate: yes
tokens = tokens.concat(littokens)
console.log "Lex #{time()} (#{tokens.length} tokens)"
tokens = new Rewriter().rewrite tokens
console.log "Rewrite#{time()} (#{tokens.length} tokens)"
nodes = CoffeeScript.nodes tokens
console.log "Parse #{time()}"
js = nodes.compile bare: yes
console.log "Compile#{time()} (#{js.length} chars)"
console.log "total #{ fmt total }"
# Run the CoffeeScript test suite.
runTests = (CoffeeScript) ->
CoffeeScript.register()
startTime = Date.now()
currentFile = null
passedTests = 0
failures = []
global[name] = func for name, func of require 'assert'
# Convenience aliases.
global.CoffeeScript = CoffeeScript
global.Repl = require './lib/coffee-script/repl'
# Our test helper function for delimiting different test cases.
global.test = (description, fn) ->
try
fn.test = {description, currentFile}
fn.call(fn)
++passedTests
catch e
failures.push
filename: currentFile
error: e
description: description if description?
source: fn.toString() if fn.toString?
# See http://wiki.ecmascript.org/doku.php?id=harmony:egal
egal = (a, b) ->
if a is b
a isnt 0 or 1/a is 1/b
else
a isnt a and b isnt b
# A recursive functional equivalence helper; uses egal for testing equivalence.
arrayEgal = (a, b) ->
if egal a, b then yes
else if a instanceof Array and b instanceof Array
return no unless a.length is b.length
return no for el, idx in a when not arrayEgal el, b[idx]
yes
global.eq = (a, b, msg) -> ok egal(a, b), msg ? "Expected #{a} to equal #{b}"
global.arrayEq = (a, b, msg) -> ok arrayEgal(a,b), msg ? "Expected #{a} to deep equal #{b}"
# When all the tests have run, collect and print errors.
# If a stacktrace is available, output the compiled function source.
process.on 'exit', ->
time = ((Date.now() - startTime) / 1000).toFixed(2)
message = "passed #{passedTests} tests in #{time} seconds#{reset}"
return log(message, green) unless failures.length
log "failed #{failures.length} and #{message}", red
for fail in failures
{error, filename, description, source} = fail
console.log ''
log " #{description}", red if description
log " #{error.stack}", red
console.log " #{source}" if source
return
# Run every test in the `test` folder, recording failures.
files = fs.readdirSync 'test'
# Ignore generators test file if generators are not available
generatorsAreAvailable = '--harmony' in process.execArgv or
'--harmony-generators' in process.execArgv
files.splice files.indexOf('generators.coffee'), 1 if not generatorsAreAvailable
for file in files when helpers.isCoffee file
literate = helpers.isLiterate file
currentFile = filename = path.join 'test', file
code = fs.readFileSync filename
try
CoffeeScript.run code.toString(), {filename, literate}
catch error
failures.push {filename, error}
return !failures.length
task 'test', 'run the CoffeeScript language test suite', ->
runTests CoffeeScript
task 'test:browser', 'run the test suite against the merged browser script', ->
source = fs.readFileSync 'extras/coffee-script.js', 'utf-8'
result = {}
global.testingBrowser = yes
(-> eval source).call result
runTests result.CoffeeScript
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