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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 main() { | 5 main() { |
| 6 final f0 = 42; | 6 final f0 = 42; |
| 7 final f1; /// 01: compile-time error | 7 final f1; /// 01: compile-time error |
| 8 final int f2 = 87; | 8 final int f2 = 87; |
| 9 final int f3; /// 02: compile-time error | 9 final int f3; /// 02: compile-time error |
| 10 Expect.equals(42, f0); | 10 Expect.equals(42, f0); |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 Expect.isTrue(A2 is int); /// 08: compile-time error | 25 Expect.isTrue(A2 is int); /// 08: compile-time error |
| 26 Expect.isTrue(A3 is int); /// 08: continued | 26 Expect.isTrue(A3 is int); /// 08: continued |
| 27 | 27 |
| 28 Expect.isTrue(C0.X is C1); | 28 Expect.isTrue(C0.X is C1); |
| 29 Expect.isTrue(C0.X.x is C1); /// 09: compile-time error | 29 Expect.isTrue(C0.X.x is C1); /// 09: compile-time error |
| 30 | 30 |
| 31 Expect.equals("Hello 42", B2); | 31 Expect.equals("Hello 42", B2); |
| 32 Expect.equals("42Hello", B3); /// 10: compile-time error | 32 Expect.equals("42Hello", B3); /// 10: compile-time error |
| 33 } | 33 } |
| 34 | 34 |
| 35 final F0 = 42; | 35 const F0 = 42; |
| 36 final F1; /// 03: continued | 36 const F1; /// 03: continued |
| 37 final int F2 = 87; | 37 const int F2 = 87; |
| 38 final int F3; /// 04: continued | 38 const int F3; /// 04: continued |
| 39 | 39 |
| 40 class Point { | 40 class Point { |
| 41 final x, y; | 41 final x, y; |
| 42 const Point(this.x, this.y); | 42 const Point(this.x, this.y); |
| 43 operator +(int other) => x; | 43 operator +(int other) => x; |
| 44 } | 44 } |
| 45 | 45 |
| 46 // Check that compile time expressions can include invocations of | 46 // Check that compile time expressions can include invocations of |
| 47 // user-defined const constructors. | 47 // user-defined const constructors. |
| 48 final P0 = const Point(0, 0); | 48 const P0 = const Point(0, 0); |
| 49 final P1 = const Point(0, 0) + 1; /// 05: continued | 49 const P1 = const Point(0, 0) + 1; /// 05: continued |
| 50 final P2 = new Point(0, 0); /// 06: continued | 50 const P2 = new Point(0, 0); /// 06: continued |
| 51 final P3 = new Point(0, 0) + 1; /// 07: continued | 51 const P3 = new Point(0, 0) + 1; /// 07: continued |
| 52 | 52 |
| 53 // Check that we cannot have cyclic references in compile time | 53 // Check that we cannot have cyclic references in compile time |
| 54 // expressions. | 54 // expressions. |
| 55 final A0 = 42; | 55 const A0 = 42; |
| 56 final A1 = A0 + 1; | 56 const A1 = A0 + 1; |
| 57 final A2 = A3 + 1; /// 08: continued | 57 const A2 = A3 + 1; /// 08: continued |
| 58 final A3 = A2 + 1; /// 08: continued | 58 const A3 = A2 + 1; /// 08: continued |
| 59 | 59 |
| 60 class C0 { | 60 class C0 { |
| 61 static final X = const C1(); | 61 static const X = const C1(); |
| 62 } | 62 } |
| 63 | 63 |
| 64 class C1 { | 64 class C1 { |
| 65 const C1() | 65 const C1() |
| 66 : x = C0.X /// 09: continued | 66 : x = C0.X /// 09: continued |
| 67 ; | 67 ; |
| 68 final x = null; | 68 final x = null; |
| 69 } | 69 } |
| 70 | 70 |
| 71 // Check that sub-expressions of binary + are numeric. | 71 // Check that sub-expressions of binary + are numeric. |
| 72 final B0 = 42; | 72 const B0 = 42; |
| 73 final B1 = "Hello"; | 73 const B1 = "Hello"; |
| 74 final B2 = "$B1 $B0"; | 74 const B2 = "$B1 $B0"; |
| 75 final B3 = B0 + B1; /// 10: continued | 75 const B3 = B0 + B1; /// 10: continued |
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