A shim to replace Backbone.Wreqr with Backbone.Radio in Marionette. Requires Marionette v2.1+ (Coffeescript)

backbone.radio.shim.coffee

# Based on https://gist.github.com/jmeas/7992474cdb1c5672d88b

radioShim = ( root, factory ) ->
  if typeof define is 'function' and define.amd
    define [
      'backbone.marionette'
      'backbone.radio'
      'underscore'
    ], ( Marionette, Radio, _ ) ->
      factory Marionette, Radio, _
  else if typeof exports?
    Marionette = require 'backbone.marionette'
    Radio = require 'backbone.radio'
    _ = require 'underscore'
    module.exports = factory Marionette, Radio, _
  else
    factory root.Backbone.Marionette, root.Backbone.Radio, root._

radioShim window, ( Marionette, Radio, _ ) ->
  Marionette.Application.prototype._initChannel = ->
    @channelName = _.result( @, 'channelName' ) or 'global'
    @channel = _.result( @, 'channel' ) or Radio.channel @channelName