nl_tokens: Get a nested value from the specified object . Returns undefined if not found .
pl_tokens: function ( keyParts , hash ) { for ( var i = 0 ; i < keyParts . length - 1 ; ++ i ) { hash = getValue ( keyParts [ i ] , hash ) ; if ( typeof ( hash ) === 'undefined' ) { return undefined ; } } var lastKeyPartIndex = keyParts . length - 1 ; return getValue ( keyParts [ lastKeyPartIndex ] , <mask> ) }