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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 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 | 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 // Dart test program for testing named parameters. | 4 // Dart test program for testing named parameters. |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 | |
9 class TypeTester<T> {} | 8 class TypeTester<T> {} |
10 | 9 |
11 // Expect compile-time error as no default values are allowed | 10 // Expect compile-time error as no default values are allowed |
12 // in closure type definitions. | 11 // in closure type definitions. |
13 typedef void Callback([String msg | 12 typedef void Callback([String msg |
14 = "" // //# 01: compile-time error | 13 = "" // //# 01: compile-time error |
15 ]); | 14 ]); |
16 | 15 |
17 class NamedParametersAggregatedTests { | 16 class NamedParametersAggregatedTests { |
18 | |
19 static int F31(int a, {int b: 20, int c: 30}) { | 17 static int F31(int a, {int b: 20, int c: 30}) { |
20 return 100*(100*a + b) + c; | 18 return 100 * (100 * a + b) + c; |
21 } | 19 } |
22 | 20 |
23 static int f_missing_comma(a | 21 static int f_missing_comma(a |
24 [b = 42] //# 02: compile-time error | 22 [b = 42] //# 02: compile-time error |
25 ) => a; | 23 ) => |
| 24 a; |
26 | 25 |
27 var _handler = null; | 26 var _handler = null; |
28 | 27 |
29 // Expect compile-time error as no default values | 28 // Expect compile-time error as no default values |
30 // are allowed in closure type. | 29 // are allowed in closure type. |
31 void InstallCallback(void cb({String msg | 30 void InstallCallback( |
| 31 void cb({String msg |
32 : null //# 03: compile-time error | 32 : null //# 03: compile-time error |
33 })) { | 33 })) { |
34 _handler = cb; | 34 _handler = cb; |
35 } | 35 } |
36 | |
37 } | 36 } |
38 | 37 |
39 | |
40 main() { | 38 main() { |
41 // Expect compile-time error due to missing comma in function definition. | 39 // Expect compile-time error due to missing comma in function definition. |
42 NamedParametersAggregatedTests.f_missing_comma(10 | 40 NamedParametersAggregatedTests.f_missing_comma(10 |
43 , 25 // //# 02: continued | 41 , 25 // //# 02: continued |
44 ); | 42 ); |
45 | 43 |
46 // Expect compile-time erorr due to duplicate named argument. | 44 // Expect compile-time erorr due to duplicate named argument. |
47 NamedParametersAggregatedTests.F31(10, b:25 | 45 NamedParametersAggregatedTests.F31(10, b: 25 |
48 , b:35 // //# 04: compile-time error | 46 , b:35 // //# 04: compile-time error |
49 ); | 47 ); |
50 | 48 |
51 // Expect compile-time error due to missing positional argument. | 49 // Expect compile-time error due to missing positional argument. |
52 Expect.throws(() => NamedParametersAggregatedTests.F31(b:25, c:35), (e) => e i
s NoSuchMethodError); // //# 05: static type warning | 50 Expect.throws(() => NamedParametersAggregatedTests.F31(b:25, c:35), (e) => e i
s NoSuchMethodError); // //# 05: static type warning |
53 | 51 |
54 new TypeTester<Callback>(); | 52 new TypeTester<Callback>(); |
55 | 53 |
56 (new NamedParametersAggregatedTests()).InstallCallback(null); | 54 (new NamedParametersAggregatedTests()).InstallCallback(null); |
57 | |
58 } | 55 } |
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