nl_tokens: Internal method to initialize the regions that have been defined in a regions attribute on the application instance
pl_tokens: function ( options ) { var regions = _ . isFunction ( this . regions ) ? this . regions ( options ) : this . regions || { } ; this . _initRegionManager ( ) ; // Enable users to define `regions` in instance options. var optionRegions = Marionette . getOption ( options , 'regions' ) ; // Enable region options to be a function if ( _ . isFunction ( optionRegions ) ) { optionRegions = optionRegions . <mask> ( this , options ) ; } // Overwrite current regions with those passed in options _ . extend ( regions , optionRegions ) ; this . addRegions ( regions ) ; return this ; }