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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, 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 '../common.dart'; | 5 import '../common.dart'; |
6 import '../common/names.dart' show Identifiers, Names, Selectors; | 6 import '../common/names.dart' show Identifiers, Names, Selectors; |
7 import '../compiler.dart' show Compiler; | 7 import '../compiler.dart' show Compiler; |
8 import '../elements/elements.dart'; | 8 import '../elements/elements.dart'; |
9 import '../tree/tree.dart'; | 9 import '../tree/tree.dart'; |
10 import '../types/types.dart'; | |
11 import 'backend.dart'; | 10 import 'backend.dart'; |
12 | 11 |
13 /** | 12 /** |
14 * Categorizes `noSuchMethod` implementations. | 13 * Categorizes `noSuchMethod` implementations. |
15 * | 14 * |
16 * If user code includes `noSuchMethod` implementations, type inference is | 15 * If user code includes `noSuchMethod` implementations, type inference is |
17 * hindered because (for instance) any selector where the type of the | 16 * hindered because (for instance) any selector where the type of the |
18 * receiver is not known all implementations of `noSuchMethod` must be taken | 17 * receiver is not known all implementations of `noSuchMethod` must be taken |
19 * into account when inferring the return type. | 18 * into account when inferring the return type. |
20 * | 19 * |
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262 if (body.statements.nodes.head is ExpressionStatement) { | 261 if (body.statements.nodes.head is ExpressionStatement) { |
263 ExpressionStatement stmt = body.statements.nodes.head; | 262 ExpressionStatement stmt = body.statements.nodes.head; |
264 return stmt.expression is Throw; | 263 return stmt.expression is Throw; |
265 } | 264 } |
266 } | 265 } |
267 return false; | 266 return false; |
268 } | 267 } |
269 } | 268 } |
270 | 269 |
271 enum NsmCategory { DEFAULT, THROWING, NOT_APPLICABLE, OTHER, } | 270 enum NsmCategory { DEFAULT, THROWING, NOT_APPLICABLE, OTHER, } |
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