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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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.js_emitter.full_emitter.nsm_emitter; | 5 library dart2js.js_emitter.full_emitter.nsm_emitter; |
6 | 6 |
7 import '../../elements/entities.dart'; | 7 import '../../elements/entities.dart'; |
8 import '../../js/js.dart' as jsAst; | 8 import '../../js/js.dart' as jsAst; |
9 import '../../js/js.dart' show js; | 9 import '../../js/js.dart' show js; |
10 import '../../js_backend/js_backend.dart' show GetterName, SetterName; | 10 import '../../js_backend/js_backend.dart' show GetterName, SetterName; |
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28 | 28 |
29 // If we need fewer than this many noSuchMethod handlers we can save space by | 29 // If we need fewer than this many noSuchMethod handlers we can save space by |
30 // just emitting them in JS, rather than emitting the JS needed to generate | 30 // just emitting them in JS, rather than emitting the JS needed to generate |
31 // them at run time. | 31 // them at run time. |
32 static const VERY_FEW_NO_SUCH_METHOD_HANDLERS = 10; | 32 static const VERY_FEW_NO_SUCH_METHOD_HANDLERS = 10; |
33 | 33 |
34 static const MAX_MINIFIED_LENGTH_FOR_DIFF_ENCODING = 4; | 34 static const MAX_MINIFIED_LENGTH_FOR_DIFF_ENCODING = 4; |
35 | 35 |
36 void emitNoSuchMethodHandlers(AddPropertyFunction addProperty) { | 36 void emitNoSuchMethodHandlers(AddPropertyFunction addProperty) { |
37 ClassStubGenerator generator = new ClassStubGenerator( | 37 ClassStubGenerator generator = new ClassStubGenerator( |
38 namer, backend, codegenWorldBuilder, closedWorld, | 38 task.emitter, |
| 39 compiler.commonElements, |
| 40 namer, |
| 41 codegenWorldBuilder, |
| 42 backend.interceptorData, |
| 43 closedWorld, |
39 enableMinification: compiler.options.enableMinification); | 44 enableMinification: compiler.options.enableMinification); |
40 | 45 |
41 // Keep track of the JavaScript names we've already added so we | 46 // Keep track of the JavaScript names we've already added so we |
42 // do not introduce duplicates (bad for code size). | 47 // do not introduce duplicates (bad for code size). |
43 Map<jsAst.Name, Selector> addedJsNames = | 48 Map<jsAst.Name, Selector> addedJsNames = |
44 generator.computeSelectorsForNsmHandlers(); | 49 generator.computeSelectorsForNsmHandlers(); |
45 | 50 |
46 // Set flag used by generateMethod helper below. If we have very few | 51 // Set flag used by generateMethod helper below. If we have very few |
47 // handlers we use addProperty for them all, rather than try to generate | 52 // handlers we use addProperty for them all, rather than try to generate |
48 // them at runtime. | 53 // them at runtime. |
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403 } | 408 } |
404 | 409 |
405 String get value { | 410 String get value { |
406 if (_cachedValue == null) { | 411 if (_cachedValue == null) { |
407 _cachedValue = _computeDiffEncoding(); | 412 _cachedValue = _computeDiffEncoding(); |
408 } | 413 } |
409 | 414 |
410 return _cachedValue; | 415 return _cachedValue; |
411 } | 416 } |
412 } | 417 } |
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