nl_tokens: Base mirror object for properties .
pl_tokens: function PropertyMirror ( mirror , name , details ) { % _Call ( Mirror , this , MirrorType . PROPERTY_TYPE ) ; this . mirror_ = mirror ; this . name_ = name ; this . value_ = details [ 0 ] ; this . details_ = details [ 1 ] ; this . is_interceptor_ = details [ 2 ] ; if ( <mask> . length > 3 ) { this . exception_ = details [ 3 ] ; this . getter_ = details [ 4 ] ; this . setter_ = details [ 5 ] ; } }