nl_tokens: Executes handler functions in their designated order . If function returns <code > skipVal< / code > meaning that function was unable to handle passed <code > args< / code > the next function will be executed and so on .
pl_tokens: function ( skipValue , args ) { args = args || [ ] ; var result = null ; _ . find ( this . <mask> ( ) , function ( h ) { result = h . fn . apply ( h , args ) ; if ( result !== skipValue ) return true ; } ) ; return result ; }