question: returns the result of interpretting the object as an instance of ` xml deviant ' . this implementation returns null ; returning a non-null result will terminate the switch . concode_field_sep RestrictionPackage modelPackage concode_field_sep T caseMember concode_elem_sep T doSwitch concode_elem_sep T doSwitch concode_elem_sep T doSwitch concode_elem_sep T defaultCase
target: T function ( XMLDeviant arg0 ) { return null ; }