coffee-toaster/src/toaster/generators/config.coffee

Minimalist build system for CoffeeScript.

#<< toaster/generators/question

class Config extends toaster.generators.Question

  # requirements
  path = require "path"
  fs = require "fs"

  # variables
  tpl: """
# => SRC FOLDER
toast '%src%'

  # EXCLUDED FOLDERS (optional)
  # exclude: ['folder/to/exclude', 'another/folder/to/exclude', ... ]

  # => VENDORS (optional)
  # vendors: ['vendors/x.js', 'vendors/y.js', ... ]

  # => OPTIONS (optional, default values listed)
  # bare: false
  # packaging: true
  # expose: ''
  # minify: true

  # => HTTPFOLDER (optional), RELEASE / DEBUG (required)
  httpfolder: '%httpfolder%'
  release: '%release%'
  debug: '%debug%'
"""
  
  constructor:(@basepath)->


  create: =>

    q1 = "Path to your src folder? [src] : "
    q2 = "Path to your release file? [www/js/app.js] : "
    q3 = "Starting from your webroot '/', what's the folderpath to "+
       "reach your release file? (i.e. js) (optional) : "

    @ask q1.magenta, /.+/, (src)=>
      @ask q2.magenta, /.+/, (release)=>
        @ask q3.cyan, /.*/, (httpfolder)=>
          @write src, release, httpfolder



  write:(src, release, httpfolder)=>

    filepath = path.join @basepath, "toaster.coffee"

    rgx = /(\/)?((\w+)(\.*)(\w+$))/
    parts = rgx.exec release 
    filename = parts[2]

    if filename.indexOf(".") > 0
      debug = release.replace rgx, "$1$3-debug$4$5"
    else
      debug = "#{release}-debug"

    # NOTE: All paths (src, release, debug, httpfolder) in 'toaster.coffee'
    # are FORDED to be always '/' even when in win32 which wants to use '\'.
    buffer = @tpl.replace "%src%", src.replace /\\/g, "\/"
    buffer = buffer.replace "%release%", release.replace /\\/g, "\/"
    buffer = buffer.replace "%debug%", debug.replace /\\/g, "\/"
    buffer = buffer.replace "%httpfolder%", httpfolder.replace /\\/g, "\/"

    if fs.existsSync filepath
      question = "\tDo you want to overwrite the file: #{filepath.yellow}"
      question += " ? [y/N] : ".white
      @ask question, /.*?/, (overwrite)=>
        if overwrite.match /y/i
          @save filepath, buffer
          process.exit()
    else
      @save filepath, buffer
      process.exit()
  
  save:(filepath, contents)->
    fs.writeFileSync filepath, contents
    log "#{'Created'.green.bold} #{filepath}"
    process.exit()