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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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 import "package:expect/expect.dart"; | 5 import "package:expect/expect.dart"; |
6 | 6 |
7 void checkBadSymbol(String s) { | 7 void checkBadSymbol(String s) { |
8 Expect.throws(() => new Symbol(s), (e) => e is ArgumentError); | 8 Expect.throws(() => new Symbol(s), (e) => e is ArgumentError); |
9 } | 9 } |
10 | 10 |
11 main() { | 11 main() { |
12 var x; | 12 var x; |
13 | 13 |
14 // 'void' is allowed as a symbol name. | 14 // 'void' is allowed as a symbol name. |
15 x = const Symbol('void'); // //# 01: ok | 15 x = const Symbol('void'); // //# 01: ok |
16 x = #void; // //# 02: ok | 16 x = #void; // //# 02: ok |
17 x = new Symbol('void'); // //# 03: ok | 17 x = new Symbol('void'); // //# 03: ok |
18 | 18 |
19 // However, it is not allowed as a part of a symbol name. | 19 // However, it is not allowed as a part of a symbol name. |
20 x = const Symbol('void.foo'); // //# 04: compile-time error | 20 x = const Symbol('void.foo'); // //# 04: compile-time error |
21 x = #void.foo; // //# 05: static type warning | 21 Expect.throws(() { x = #void.foo; }, (e) => e is NoSuchMethodError); //# 05: s
tatic type warning |
22 checkBadSymbol('void.foo'); // //# 06: ok | 22 checkBadSymbol('void.foo'); // //# 06: ok |
23 x = const Symbol('foo.void'); // //# 07: compile-time error | 23 x = const Symbol('foo.void'); // //# 07: compile-time error |
24 x = #foo.void; // //# 08: compile-time error | 24 x = #foo.void; // //# 08: compile-time error |
25 checkBadSymbol('foo.void'); // //# 09: ok | 25 checkBadSymbol('foo.void'); // //# 09: ok |
26 | 26 |
27 // All other reserved words are disallowed. | 27 // All other reserved words are disallowed. |
28 x = const Symbol('assert'); // //# 10: compile-time error | 28 x = const Symbol('assert'); // //# 10: compile-time error |
29 x = const Symbol('break'); // //# 10: continued | 29 x = const Symbol('break'); // //# 10: continued |
30 x = const Symbol('case'); // //# 10: continued | 30 x = const Symbol('case'); // //# 10: continued |
31 x = const Symbol('catch'); // //# 10: continued | 31 x = const Symbol('catch'); // //# 10: continued |
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115 checkBadSymbol('super'); // //# 12: continued | 115 checkBadSymbol('super'); // //# 12: continued |
116 checkBadSymbol('switch'); // //# 12: continued | 116 checkBadSymbol('switch'); // //# 12: continued |
117 checkBadSymbol('this'); // //# 12: continued | 117 checkBadSymbol('this'); // //# 12: continued |
118 checkBadSymbol('throw'); // //# 12: continued | 118 checkBadSymbol('throw'); // //# 12: continued |
119 checkBadSymbol('true'); // //# 12: continued | 119 checkBadSymbol('true'); // //# 12: continued |
120 checkBadSymbol('try'); // //# 12: continued | 120 checkBadSymbol('try'); // //# 12: continued |
121 checkBadSymbol('var'); // //# 12: continued | 121 checkBadSymbol('var'); // //# 12: continued |
122 checkBadSymbol('while'); // //# 12: continued | 122 checkBadSymbol('while'); // //# 12: continued |
123 checkBadSymbol('with'); // //# 12: continued | 123 checkBadSymbol('with'); // //# 12: continued |
124 } | 124 } |
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