services:
  js_settings.settings:
      class: JsSettingsBundle\Utils\Settings
      arguments: [ %js_settings% ]
      # How can i make the above parameter optional?
services:
  js_settings.settings:
      class: JsSettingsBundle\Utils\Settings
      arguments: [ '%js_settings%' ]
Add quotes to yaml argument beginnning with %
Add quotes to yaml argument beginnning with %
