window.Utils =
  $safeApply: (fn) ->
    phase = this.$root.$$phase;
    if(phase == '$apply' || phase == '$digest')
      fn() if(fn && (typeof(fn) == 'function'))
    else
      this.$apply(fn)

  removeFromArray: (value, array) ->
    index = array.indexOf(value)
    array.splice(index, 1)