nl_tokens: Clears the set . This is useful if you want to reuse an existing set without having to recreate it .
pl_tokens: function ( ) { if ( this . isFrozen ) { throw new Ember . Error ( Ember . FROZEN_ERROR ) ; } var len = <mask> ( this , 'length' ) ; if ( len === 0 ) { return this ; } var guid ; this . enumerableContentWillChange ( len , 0 ) ; Ember . propertyWillChange ( this , 'firstObject' ) ; Ember . propertyWillChange ( this , 'lastObject' ) ; for ( var i = 0 ; i < len ; i ++ ) { guid = guidFor ( this [ i ] ) ; delete this [ guid ] ; delete this [ i ] ; } set ( this , 'length' , 0 ) ; Ember . propertyDidChange ( this , 'firstObject' ) ; Ember . propertyDidChange ( this , 'lastObject' ) ; this . enumerableContentDidChange ( len , 0 ) ; return this ; }