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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 // TODO(sigmund): rename and move to common/elements.dart | 5 // TODO(sigmund): rename and move to common/elements.dart |
6 library dart2js.type_system; | 6 library dart2js.type_system; |
7 | 7 |
8 import 'common.dart'; | 8 import 'common.dart'; |
9 import 'common/names.dart' show Identifiers, Uris; | 9 import 'common/names.dart' show Identifiers, Uris; |
10 import 'constants/values.dart'; | 10 import 'constants/values.dart'; |
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1315 /// The upper bound on the [typeVariable]. If not explicitly declared, this is | 1315 /// The upper bound on the [typeVariable]. If not explicitly declared, this is |
1316 /// `Object`. | 1316 /// `Object`. |
1317 DartType getTypeVariableBound(TypeVariableEntity typeVariable); | 1317 DartType getTypeVariableBound(TypeVariableEntity typeVariable); |
1318 | 1318 |
1319 /// Returns the type if [function]. | 1319 /// Returns the type if [function]. |
1320 FunctionType getFunctionType(FunctionEntity function); | 1320 FunctionType getFunctionType(FunctionEntity function); |
1321 | 1321 |
1322 /// Returns the type of the [local] function. | 1322 /// Returns the type of the [local] function. |
1323 FunctionType getLocalFunctionType(Local local); | 1323 FunctionType getLocalFunctionType(Local local); |
1324 | 1324 |
1325 /// Returns the unaliased type of [type]. | 1325 /// Returns the 'unaliased' type of [type]. For typedefs this is the function |
| 1326 /// type it is an alias of, for other types it is the type itself. |
1326 /// | 1327 /// |
1327 /// Use this during resolution to ensure that the alias has been computed. | 1328 /// Use this during resolution to ensure that the alias has been computed. |
1328 // TODO(johnniwinther): Remove this when the resolver is removed. | 1329 // TODO(johnniwinther): Remove this when the resolver is removed. |
1329 DartType getUnaliasedType(DartType type); | 1330 DartType getUnaliasedType(DartType type); |
1330 | 1331 |
1331 /// Returns `true` if [member] a the synthetic getter `loadLibrary` injected | 1332 /// Returns `true` if [member] a the synthetic getter `loadLibrary` injected |
1332 /// on deferred libraries. | 1333 /// on deferred libraries. |
1333 bool isDeferredLoadLibraryGetter(MemberEntity member); | 1334 bool isDeferredLoadLibraryGetter(MemberEntity member); |
1334 | 1335 |
1335 /// Returns the metadata constants declared on [member]. | 1336 /// Returns the metadata constants declared on [member]. |
1336 Iterable<ConstantValue> getMemberMetadata(MemberEntity member); | 1337 Iterable<ConstantValue> getMemberMetadata(MemberEntity member); |
| 1338 |
| 1339 /// Returns the function type that is an alias of a [typedef]. |
| 1340 FunctionType getFunctionTypeOfTypedef(TypedefEntity typedef); |
1337 } | 1341 } |
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