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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 library dart2js.compile_time_constant_evaluator; | 5 library dart2js.compile_time_constant_evaluator; |
| 6 | 6 |
| 7 import 'common/resolution.dart' show | 7 import 'common/resolution.dart' show |
| 8 Resolution; | 8 Resolution; |
| 9 import 'common/tasks.dart' show | 9 import 'common/tasks.dart' show |
| 10 CompilerTask; | 10 CompilerTask; |
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| 1258 String toString() => expression.toString(); | 1258 String toString() => expression.toString(); |
| 1259 } | 1259 } |
| 1260 | 1260 |
| 1261 /// A synthetic constant used to recover from errors. | 1261 /// A synthetic constant used to recover from errors. |
| 1262 class ErroneousAstConstant extends AstConstant { | 1262 class ErroneousAstConstant extends AstConstant { |
| 1263 ErroneousAstConstant(Element element, Node node) : super(element, node, | 1263 ErroneousAstConstant(Element element, Node node) : super(element, node, |
| 1264 // TODO(johnniwinther): Return a [NonConstantValue] instead. | 1264 // TODO(johnniwinther): Return a [NonConstantValue] instead. |
| 1265 new ErroneousConstantExpression(), new NullConstantValue()); | 1265 new ErroneousConstantExpression(), new NullConstantValue()); |
| 1266 } | 1266 } |
| 1267 | 1267 |
| 1268 // TODO(johnniwinther): Clean this up. | 1268 // TODO(johnniwinther): Avoid the need for this hack. |
| 1269 TreeElements _analyzeElementEagerly(Compiler compiler, AstElement element) { | 1269 TreeElements _analyzeElementEagerly(Compiler compiler, AstElement element) { |
| 1270 compiler.resolution.analyzeElement(element.declaration); | 1270 WorldImpact worldImpact = compiler.analyzeElement(element.declaration); |
| 1271 compiler.enqueuer.resolution.applyImpact(element.declaration, worldImpact); |
| 1271 return element.resolvedAst.elements; | 1272 return element.resolvedAst.elements; |
| 1272 } | 1273 } |
| 1273 | 1274 |
| 1274 class _CompilerEnvironment implements Environment { | 1275 class _CompilerEnvironment implements Environment { |
| 1275 final Compiler compiler; | 1276 final Compiler compiler; |
| 1276 | 1277 |
| 1277 _CompilerEnvironment(this.compiler); | 1278 _CompilerEnvironment(this.compiler); |
| 1278 | 1279 |
| 1279 @override | 1280 @override |
| 1280 String readFromEnvironment(String name) { | 1281 String readFromEnvironment(String name) { |
| 1281 return compiler.fromEnvironment(name); | 1282 return compiler.fromEnvironment(name); |
| 1282 } | 1283 } |
| 1283 } | 1284 } |
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