| OLD | NEW |
| 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 part of js_backend; | 5 part of js_backend; |
| 6 | 6 |
| 7 class NativeEmitter { | 7 class NativeEmitter { |
| 8 | 8 |
| 9 final Map<Element, ClassBuilder> cachedBuilders; | 9 final Map<Element, ClassBuilder> cachedBuilders; |
| 10 | 10 |
| (...skipping 23 matching lines...) Expand all Loading... |
| 34 directSubtypes = new Map<ClassElement, List<ClassElement>>(), | 34 directSubtypes = new Map<ClassElement, List<ClassElement>>(), |
| 35 nativeMethods = new Set<FunctionElement>(), | 35 nativeMethods = new Set<FunctionElement>(), |
| 36 nativeBuffer = new CodeBuffer(), | 36 nativeBuffer = new CodeBuffer(), |
| 37 cachedBuilders = emitterTask.compiler.cacheStrategy.newMap(); | 37 cachedBuilders = emitterTask.compiler.cacheStrategy.newMap(); |
| 38 | 38 |
| 39 Compiler get compiler => emitterTask.compiler; | 39 Compiler get compiler => emitterTask.compiler; |
| 40 JavaScriptBackend get backend => compiler.backend; | 40 JavaScriptBackend get backend => compiler.backend; |
| 41 | 41 |
| 42 jsAst.Expression get defPropFunction { | 42 jsAst.Expression get defPropFunction { |
| 43 Element element = backend.findHelper('defineProperty'); | 43 Element element = backend.findHelper('defineProperty'); |
| 44 return backend.namer.elementAccess(element); | 44 return emitterTask.staticFunctionAccess(element); |
| 45 } | 45 } |
| 46 | 46 |
| 47 /** | 47 /** |
| 48 * Writes the class definitions for the interceptors to [mainBuffer]. | 48 * Writes the class definitions for the interceptors to [mainBuffer]. |
| 49 * Writes code to associate dispatch tags with interceptors to [nativeBuffer]. | 49 * Writes code to associate dispatch tags with interceptors to [nativeBuffer]. |
| 50 * | 50 * |
| 51 * The interceptors are filtered to avoid emitting trivial interceptors. For | 51 * The interceptors are filtered to avoid emitting trivial interceptors. For |
| 52 * example, if the program contains no code that can distinguish between the | 52 * example, if the program contains no code that can distinguish between the |
| 53 * numerous subclasses of `Element` then we can pretend that `Element` is a | 53 * numerous subclasses of `Element` then we can pretend that `Element` is a |
| 54 * leaf class, and all instances of subclasses of `Element` are instances of | 54 * leaf class, and all instances of subclasses of `Element` are instances of |
| (...skipping 274 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 329 // `Object.prototype` to avoid checking in `getInterceptor` and | 329 // `Object.prototype` to avoid checking in `getInterceptor` and |
| 330 // specializations. | 330 // specializations. |
| 331 } | 331 } |
| 332 | 332 |
| 333 void potentiallyConvertDartClosuresToJs( | 333 void potentiallyConvertDartClosuresToJs( |
| 334 List<jsAst.Statement> statements, | 334 List<jsAst.Statement> statements, |
| 335 FunctionElement member, | 335 FunctionElement member, |
| 336 List<jsAst.Parameter> stubParameters) { | 336 List<jsAst.Parameter> stubParameters) { |
| 337 FunctionSignature parameters = member.functionSignature; | 337 FunctionSignature parameters = member.functionSignature; |
| 338 Element converter = backend.findHelper('convertDartClosureToJS'); | 338 Element converter = backend.findHelper('convertDartClosureToJS'); |
| 339 jsAst.Expression closureConverter = backend.namer.elementAccess(converter); | 339 jsAst.Expression closureConverter = |
| 340 emitterTask.staticFunctionAccess(converter); |
| 340 parameters.forEachParameter((ParameterElement parameter) { | 341 parameters.forEachParameter((ParameterElement parameter) { |
| 341 String name = parameter.name; | 342 String name = parameter.name; |
| 342 // If [name] is not in [stubParameters], then the parameter is an optional | 343 // If [name] is not in [stubParameters], then the parameter is an optional |
| 343 // parameter that was not provided for this stub. | 344 // parameter that was not provided for this stub. |
| 344 for (jsAst.Parameter stubParameter in stubParameters) { | 345 for (jsAst.Parameter stubParameter in stubParameters) { |
| 345 if (stubParameter.name == name) { | 346 if (stubParameter.name == name) { |
| 346 DartType type = parameter.type.unalias(compiler); | 347 DartType type = parameter.type.unalias(compiler); |
| 347 if (type is FunctionType) { | 348 if (type is FunctionType) { |
| 348 // The parameter type is a function type either directly or through | 349 // The parameter type is a function type either directly or through |
| 349 // typedef(s). | 350 // typedef(s). |
| (...skipping 121 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 471 if (emitterTask.compiler.enableMinification) targetBuffer.add(';'); | 472 if (emitterTask.compiler.enableMinification) targetBuffer.add(';'); |
| 472 targetBuffer.add(jsAst.prettyPrint( | 473 targetBuffer.add(jsAst.prettyPrint( |
| 473 new jsAst.ExpressionStatement(init), compiler)); | 474 new jsAst.ExpressionStatement(init), compiler)); |
| 474 targetBuffer.add('\n'); | 475 targetBuffer.add('\n'); |
| 475 } | 476 } |
| 476 | 477 |
| 477 targetBuffer.add(nativeBuffer); | 478 targetBuffer.add(nativeBuffer); |
| 478 targetBuffer.add('\n'); | 479 targetBuffer.add('\n'); |
| 479 } | 480 } |
| 480 } | 481 } |
| OLD | NEW |