| OLD | NEW |
| (Empty) |
| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 // Test for F-Bounded Quantification. | |
| 6 | |
| 7 class FBound<F extends FBound<F>> {} | |
| 8 | |
| 9 class Bar extends FBound<Bar> {} | |
| 10 | |
| 11 class SubBar extends Bar {} | |
| 12 | |
| 13 class Baz<T> extends FBound<Baz<T>> {} | |
| 14 | |
| 15 class SubBaz<T> extends Baz<T> {} | |
| 16 | |
| 17 | |
| 18 isCheckedMode() { | |
| 19 try { | |
| 20 var i = 1; | |
| 21 String s = i; | |
| 22 return false; | |
| 23 } catch(var e) { | |
| 24 return true; | |
| 25 } | |
| 26 } | |
| 27 | |
| 28 main() { | |
| 29 FBound<Bar> fb = new FBound<Bar>(); | |
| 30 { | |
| 31 bool got_type_error = false; | |
| 32 try { | |
| 33 FBound<SubBar> fsb = new FBound<SubBar>(); /// 01: static type warning | |
| 34 } catch (TypeError error) { | |
| 35 got_type_error = true; | |
| 36 } | |
| 37 // Type error in checked mode only. | |
| 38 Expect.isTrue(got_type_error == isCheckedMode()); /// 01: continued | |
| 39 } | |
| 40 FBound<Baz<Bar>> fbb = new FBound<Baz<Bar>>(); | |
| 41 { | |
| 42 bool got_type_error = false; | |
| 43 try { | |
| 44 FBound<SubBaz<Bar>> fsb = new FBound<SubBaz<Bar>>(); /// 02: static type
warning | |
| 45 } catch (TypeError error) { | |
| 46 got_type_error = true; | |
| 47 } | |
| 48 // Type error in checked mode only. | |
| 49 Expect.isTrue(got_type_error == isCheckedMode()); /// 02: continued | |
| 50 } | |
| 51 } | |
| OLD | NEW |