// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file // for details. All rights reserved. Use of this source code is governed by a // BSD-style license that can be found in the LICENSE file. // Verify that the ?. operator cannot be used for forwarding "this" // constructors. class B { B(); B.namedConstructor(); var field = 1; method() => 1; B.forward() : this?.namedConstructor() //# 01: syntax error ; test() { this?.field = 1; this?.field += 1; this?.field; this?.method(); } } main() { new B.forward().test(); }