| // Copyright (c) 2018, 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. | |
| method1() { | |
| return (int i) => i; | |
| } | |
| class Class1 {} | |
| method3() { | |
| return (Class1? c) => c; | |
| } | |
| test3(o) => o is Class1? Function(Class1?); | |
| method5(Class1? c, String s, int i) {} | |
| test5(o) => o is Function(Class1?, String, int); |