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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 part of dart2js.js_emitter; | 5 part of dart2js.js_emitter; |
| 6 | 6 |
| 7 /// This class should morph into something that makes it easy to build | 7 /// This class should morph into something that makes it easy to build |
| 8 /// JavaScript representations of libraries, class-sides, and instance-sides. | 8 /// JavaScript representations of libraries, class-sides, and instance-sides. |
| 9 /// Initially, it is just a placeholder for code that is moved from | 9 /// Initially, it is just a placeholder for code that is moved from |
| 10 /// [CodeEmitterTask]. | 10 /// [CodeEmitterTask]. |
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| 484 '"${namer.getNameOfAliasedSuperMember(member)}"')); | 484 '"${namer.getNameOfAliasedSuperMember(member)}"')); |
| 485 } | 485 } |
| 486 | 486 |
| 487 expressions.add(code); | 487 expressions.add(code); |
| 488 | 488 |
| 489 final bool onlyNeedsSuperAlias = | 489 final bool onlyNeedsSuperAlias = |
| 490 !(canTearOff || canBeReflected || canBeApplied || needsStubs); | 490 !(canTearOff || canBeReflected || canBeApplied || needsStubs); |
| 491 | 491 |
| 492 if (onlyNeedsSuperAlias) { | 492 if (onlyNeedsSuperAlias) { |
| 493 jsAst.ArrayInitializer arrayInit = | 493 jsAst.ArrayInitializer arrayInit = |
| 494 new jsAst.ArrayInitializer.from(expressions); | 494 new jsAst.ArrayInitializer(expressions); |
| 495 compiler.dumpInfoTask.registerElementAst(member, | 495 compiler.dumpInfoTask.registerElementAst(member, |
| 496 builder.addProperty(name, arrayInit)); | 496 builder.addProperty(name, arrayInit)); |
| 497 return; | 497 return; |
| 498 } | 498 } |
| 499 | 499 |
| 500 String callSelectorString = 'null'; | 500 String callSelectorString = 'null'; |
| 501 if (member.isFunction) { | 501 if (member.isFunction) { |
| 502 Selector callSelector = new Selector.fromElement(member).toCallSelector(); | 502 Selector callSelector = new Selector.fromElement(member).toCallSelector(); |
| 503 callSelectorString = '"${namer.invocationName(callSelector)}"'; | 503 callSelectorString = '"${namer.invocationName(callSelector)}"'; |
| 504 } | 504 } |
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| 574 expressions.add( | 574 expressions.add( |
| 575 js.number(emitter.metadataEmitter.reifyName(parameter.name))); | 575 js.number(emitter.metadataEmitter.reifyName(parameter.name))); |
| 576 if (backend.mustRetainMetadata) { | 576 if (backend.mustRetainMetadata) { |
| 577 Iterable<int> metadataIndices = | 577 Iterable<int> metadataIndices = |
| 578 parameter.metadata.map((MetadataAnnotation annotation) { | 578 parameter.metadata.map((MetadataAnnotation annotation) { |
| 579 ConstantValue constant = | 579 ConstantValue constant = |
| 580 backend.constants.getConstantForMetadata(annotation).value; | 580 backend.constants.getConstantForMetadata(annotation).value; |
| 581 backend.constants.addCompileTimeConstantForEmission(constant); | 581 backend.constants.addCompileTimeConstantForEmission(constant); |
| 582 return emitter.metadataEmitter.reifyMetadata(annotation); | 582 return emitter.metadataEmitter.reifyMetadata(annotation); |
| 583 }); | 583 }); |
| 584 expressions.add( | 584 expressions.add(new jsAst.ArrayInitializer( |
| 585 new jsAst.ArrayInitializer.from(metadataIndices.map(js.number))); | 585 metadataIndices.map(js.number).toList())); |
| 586 } | 586 } |
| 587 }); | 587 }); |
| 588 } | 588 } |
| 589 if (canBeReflected) { | 589 if (canBeReflected) { |
| 590 jsAst.LiteralString reflectionName; | 590 jsAst.LiteralString reflectionName; |
| 591 if (member.isConstructor) { | 591 if (member.isConstructor) { |
| 592 String reflectionNameString = emitter.getReflectionName(member, name); | 592 String reflectionNameString = emitter.getReflectionName(member, name); |
| 593 reflectionName = | 593 reflectionName = |
| 594 new jsAst.LiteralString( | 594 new jsAst.LiteralString( |
| 595 '"new ${Elements.reconstructConstructorName(member)}"'); | 595 '"new ${Elements.reconstructConstructorName(member)}"'); |
| 596 } else { | 596 } else { |
| 597 reflectionName = | 597 reflectionName = |
| 598 js.string(namer.privateName(member.library, member.name)); | 598 js.string(namer.privateName(member.library, member.name)); |
| 599 } | 599 } |
| 600 expressions | 600 expressions |
| 601 ..add(reflectionName) | 601 ..add(reflectionName) |
| 602 ..addAll(emitter.metadataEmitter | 602 ..addAll(emitter.metadataEmitter |
| 603 .computeMetadata(member).map(js.number)); | 603 .computeMetadata(member).map(js.number)); |
| 604 } else if (isClosure && canBeApplied) { | 604 } else if (isClosure && canBeApplied) { |
| 605 expressions.add(js.string(namer.privateName(member.library, | 605 expressions.add(js.string(namer.privateName(member.library, |
| 606 member.name))); | 606 member.name))); |
| 607 } | 607 } |
| 608 | 608 |
| 609 jsAst.ArrayInitializer arrayInit = | 609 jsAst.ArrayInitializer arrayInit = |
| 610 new jsAst.ArrayInitializer.from(expressions); | 610 new jsAst.ArrayInitializer(expressions.toList()); |
| 611 compiler.dumpInfoTask.registerElementAst(member, | 611 compiler.dumpInfoTask.registerElementAst(member, |
| 612 builder.addProperty(name, arrayInit)); | 612 builder.addProperty(name, arrayInit)); |
| 613 } | 613 } |
| 614 | 614 |
| 615 void addMemberField(VariableElement member, ClassBuilder builder) { | 615 void addMemberField(VariableElement member, ClassBuilder builder) { |
| 616 // For now, do nothing. | 616 // For now, do nothing. |
| 617 } | 617 } |
| 618 } | 618 } |
| 619 | 619 |
| 620 class MemberInfo { | 620 class MemberInfo { |
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| 662 assert(needsStubs != null); | 662 assert(needsStubs != null); |
| 663 assert(canTearOff != null); | 663 assert(canTearOff != null); |
| 664 assert(isClosure != null); | 664 assert(isClosure != null); |
| 665 assert(tearOffName != null || !canTearOff); | 665 assert(tearOffName != null || !canTearOff); |
| 666 assert(canBeReflected != null); | 666 assert(canBeReflected != null); |
| 667 assert(canBeApplied != null); | 667 assert(canBeApplied != null); |
| 668 assert(hasSuperAlias != null); | 668 assert(hasSuperAlias != null); |
| 669 assert(needStructuredInfo != null); | 669 assert(needStructuredInfo != null); |
| 670 } | 670 } |
| 671 } | 671 } |
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