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Unified Diff: pkg/compiler/lib/src/mirrors/dart2js_type_mirrors.dart

Issue 1799283002: Delete support for source mirrors (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: new attempt Created 4 years, 7 months ago
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Index: pkg/compiler/lib/src/mirrors/dart2js_type_mirrors.dart
diff --git a/pkg/compiler/lib/src/mirrors/dart2js_type_mirrors.dart b/pkg/compiler/lib/src/mirrors/dart2js_type_mirrors.dart
deleted file mode 100644
index 6bf227c5a88d8a5e9833d0069ede0b938e22b1e3..0000000000000000000000000000000000000000
--- a/pkg/compiler/lib/src/mirrors/dart2js_type_mirrors.dart
+++ /dev/null
@@ -1,497 +0,0 @@
-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-part of dart2js.mirrors;
-
-abstract class ClassMirrorMixin implements ClassSourceMirror {
- bool get hasReflectedType => false;
- Type get reflectedType {
- throw new UnsupportedError("ClassMirror.reflectedType is not supported.");
- }
-
- InstanceMirror newInstance(Symbol constructorName, List positionalArguments,
- [Map<Symbol, dynamic> namedArguments]) {
- throw new UnsupportedError("ClassMirror.newInstance is not supported.");
- }
-}
-
-abstract class Dart2JsTypeMirror
- implements Dart2JsDeclarationMirror, TypeSourceMirror {
- DartType get _type;
-
- String get _simpleNameString => _type.name;
-
- Dart2JsDeclarationMirror get owner => library;
-
- Dart2JsLibraryMirror get library;
-
- bool get hasReflectedType => throw new UnimplementedError();
-
- Type get reflectedType => throw new UnimplementedError();
-
- bool get isOriginalDeclaration => true;
-
- TypeMirror get originalDeclaration => this;
-
- List<TypeMirror> get typeArguments => const <TypeMirror>[];
-
- List<TypeVariableMirror> get typeVariables => const <TypeVariableMirror>[];
-
- TypeMirror createInstantiation(List<TypeMirror> typeArguments) {
- if (typeArguments.isEmpty) return this;
- throw new ArgumentError('Cannot create generic instantiation of $_type.');
- }
-
- bool get isVoid => false;
-
- bool get isDynamic => false;
-
- bool isSubtypeOf(TypeMirror other) {
- if (other is Dart2JsTypeMirror) {
- return mirrorSystem.compiler.types.isSubtype(this._type, other._type);
- } else {
- throw new ArgumentError(other);
- }
- }
-
- bool isAssignableTo(TypeMirror other) {
- if (other is Dart2JsTypeMirror) {
- return mirrorSystem.compiler.types.isAssignable(this._type, other._type);
- } else {
- throw new ArgumentError(other);
- }
- }
-
- String toString() => _type.toString();
-}
-
-/// Base implementations for mirrors on element based types.
-abstract class Dart2JsTypeElementMirror extends Dart2JsElementMirror
- with Dart2JsTypeMirror
- implements TypeSourceMirror {
- final DartType _type;
-
- Dart2JsTypeElementMirror(Dart2JsMirrorSystem system, DartType type)
- : super(system, type.element),
- this._type = type;
-
- Dart2JsLibraryMirror get library {
- return mirrorSystem._getLibrary(_type.element.library);
- }
-}
-
-abstract class DeclarationMixin implements TypeMirror {
- bool get isOriginalDeclaration => true;
-
- TypeMirror get originalDeclaration => this;
-
- List<TypeMirror> get typeArguments => const <TypeMirror>[];
-}
-
-abstract class Dart2JsGenericTypeMirror extends Dart2JsTypeElementMirror {
- List<TypeMirror> _typeArguments;
- List<TypeVariableMirror> _typeVariables;
-
- Dart2JsGenericTypeMirror(Dart2JsMirrorSystem system, GenericType type)
- : super(system, type);
-
- TypeDeclarationElement get _element => super._element;
-
- GenericType get _type => super._type;
-
- bool get isOriginalDeclaration => false;
-
- TypeMirror get originalDeclaration =>
- mirrorSystem._getTypeDeclarationMirror(_element);
-
- List<TypeMirror> get typeArguments {
- if (_typeArguments == null) {
- _typeArguments = <TypeMirror>[];
- if (!_type.isRaw) {
- for (DartType type in _type.typeArguments) {
- _typeArguments.add(_getTypeMirror(type));
- }
- }
- }
- return _typeArguments;
- }
-
- List<TypeVariableMirror> get typeVariables {
- if (_typeVariables == null) {
- _typeVariables = <TypeVariableMirror>[];
- for (TypeVariableType typeVariable in _element.typeVariables) {
- _typeVariables
- .add(new Dart2JsTypeVariableMirror(mirrorSystem, typeVariable));
- }
- }
- return _typeVariables;
- }
-
- Iterable<Dart2JsMemberMirror> _getDeclarationMirrors(Element element) {
- if (element.isTypeVariable) {
- assert(invariant(_element, _element == element.enclosingElement,
- message: 'Foreigned type variable element $element.'));
- for (Dart2JsTypeVariableMirror mirror in typeVariables) {
- if (mirror._element == element) return [mirror];
- }
- }
- return super._getDeclarationMirrors(element);
- }
-
- TypeMirror _getTypeMirror(DartType type) {
- return super._getTypeMirror(
- type.subst(_type.typeArguments, _type.element.typeVariables));
- }
-
- TypeSourceMirror createInstantiation(
- List<TypeSourceMirror> newTypeArguments) {
- if (newTypeArguments.isEmpty) return owner._getTypeMirror(_type.asRaw());
- if (newTypeArguments.length != typeVariables.length) {
- throw new ArgumentError('Cannot create generic instantiation of $_type '
- 'with ${newTypeArguments.length} arguments, '
- 'expect ${typeVariables.length} arguments.');
- }
- List<DartType> builder = <DartType>[];
- for (TypeSourceMirror newTypeArgument in newTypeArguments) {
- if (newTypeArgument.isVoid) {
- throw new ArgumentError('Cannot use void as type argument.');
- }
- if (newTypeArgument is Dart2JsTypeMirror) {
- builder.add(newTypeArgument._type);
- } else {
- throw new UnsupportedError('Cannot create instantiation using a type '
- 'mirror from a different mirrorSystem implementation.');
- }
- }
- return owner._getTypeMirror(_type.createInstantiation(builder));
- }
-}
-
-class Dart2JsInterfaceTypeMirror extends Dart2JsGenericTypeMirror
- with ObjectMirrorMixin, ClassMirrorMixin, ContainerMixin
- implements ClassMirror {
- Dart2JsInterfaceTypeMirror(
- Dart2JsMirrorSystem system, InterfaceType interfaceType)
- : super(system, interfaceType);
-
- ClassElement get _element => super._element;
-
- InterfaceType get _type => super._type;
-
- bool get isNameSynthetic {
- if (_element.isMixinApplication) {
- MixinApplicationElement mixinApplication = _element;
- return mixinApplication.isUnnamedMixinApplication;
- }
- return false;
- }
-
- void _forEachElement(f(Element element)) {
- _element.forEachMember((_, element) => f(element));
- }
-
- ClassMirror get superclass {
- if (_element.supertype != null) {
- return _getTypeMirror(_element.supertype);
- }
- return null;
- }
-
- bool isSubclassOf(Mirror other) {
- if (other is Dart2JsTypeMirror) {
- return other._type.element != null &&
- _element.isSubclassOf(other._type.element);
- } else {
- throw new ArgumentError(other);
- }
- }
-
- ClassMirror get mixin {
- if (_element.isMixinApplication) {
- MixinApplicationElement mixinApplication = _element;
- return _getTypeMirror(mixinApplication.mixinType);
- }
- return this;
- }
-
- List<ClassMirror> get superinterfaces {
- var list = <ClassMirror>[];
- Link<DartType> link = _element.interfaces;
- while (!link.isEmpty) {
- var type = _getTypeMirror(link.head);
- list.add(type);
- link = link.tail;
- }
- return list;
- }
-
- Map<Symbol, MethodMirror> get instanceMembers => null;
- Map<Symbol, MethodMirror> get staticMembers => null;
-
- bool get isAbstract => _element.isAbstract;
-
- bool get isEnum => throw new UnimplementedError();
-
- bool operator ==(other) {
- if (identical(this, other)) {
- return true;
- }
- if (other is! ClassMirror) {
- return false;
- }
- return _type == other._type;
- }
-
- String toString() => 'Mirror on interface type $_type';
-}
-
-class Dart2JsClassDeclarationMirror extends Dart2JsInterfaceTypeMirror
- with DeclarationMixin {
- Dart2JsClassDeclarationMirror(Dart2JsMirrorSystem system, InterfaceType type)
- : super(system, type);
-
- bool isSubclassOf(ClassMirror other) {
- if (other is Dart2JsClassDeclarationMirror) {
- Dart2JsClassDeclarationMirror otherDeclaration =
- other.originalDeclaration;
- return _element.isSubclassOf(otherDeclaration._element);
- } else if (other is FunctionTypeMirror) {
- return false;
- }
- throw new ArgumentError(other);
- }
-
- String toString() => 'Mirror on class ${_type.name}';
-}
-
-class Dart2JsTypedefMirror extends Dart2JsGenericTypeMirror
- implements TypedefMirror {
- final Dart2JsLibraryMirror _library;
- List<TypeVariableMirror> _typeVariables;
- var _definition;
-
- Dart2JsTypedefMirror(Dart2JsMirrorSystem system, TypedefType _typedef)
- : this._library = system._getLibrary(_typedef.element.library),
- super(system, _typedef);
-
- Dart2JsTypedefMirror.fromLibrary(
- Dart2JsLibraryMirror library, TypedefType _typedef)
- : this._library = library,
- super(library.mirrorSystem, _typedef);
-
- TypedefType get _typedef => _type;
-
- LibraryMirror get library => _library;
-
- bool get isTypedef => true;
-
- FunctionTypeMirror get referent {
- if (_definition == null) {
- _definition = _getTypeMirror(_typedef.element.alias);
- }
- return _definition;
- }
-
- bool get isClass => false;
-
- bool get isAbstract => false;
-
- bool get isEnum => throw new UnimplementedError();
-
- String toString() => 'Mirror on typedef $_type';
-}
-
-class Dart2JsTypedefDeclarationMirror extends Dart2JsTypedefMirror
- with DeclarationMixin {
- Dart2JsTypedefDeclarationMirror(Dart2JsMirrorSystem system, TypedefType type)
- : super(system, type);
-
- String toString() => 'Mirror on typedef ${_type.name}';
-}
-
-class Dart2JsTypeVariableMirror extends Dart2JsTypeElementMirror
- implements TypeVariableMirror {
- Dart2JsDeclarationMirror _owner;
-
- Dart2JsTypeVariableMirror(
- Dart2JsMirrorSystem system, TypeVariableType typeVariableType)
- : super(system, typeVariableType);
-
- TypeVariableType get _type => super._type;
-
- Dart2JsDeclarationMirror get owner {
- if (_owner == null) {
- _owner =
- mirrorSystem._getTypeDeclarationMirror(_type.element.typeDeclaration);
- }
- return _owner;
- }
-
- bool get isStatic => false;
-
- TypeMirror get upperBound => owner._getTypeMirror(_type.element.bound);
-
- bool operator ==(var other) {
- if (identical(this, other)) {
- return true;
- }
- if (other is! TypeVariableMirror) {
- return false;
- }
- if (owner != other.owner) {
- return false;
- }
- return qualifiedName == other.qualifiedName;
- }
-
- String toString() => 'Mirror on type variable $_type';
-}
-
-class Dart2JsFunctionTypeMirror extends Dart2JsTypeElementMirror
- with ObjectMirrorMixin, ClassMirrorMixin, DeclarationMixin
- implements FunctionTypeMirror {
- List<ParameterMirror> _parameters;
-
- Dart2JsFunctionTypeMirror(
- Dart2JsMirrorSystem system, FunctionType functionType)
- : super(system, functionType) {
- assert(functionType.element != null);
- }
-
- FunctionType get _type => super._type;
-
- // TODO(johnniwinther): Is this the qualified name of a function type?
- Symbol get qualifiedName => originalDeclaration.qualifiedName;
-
- // TODO(johnniwinther): Substitute type arguments for type variables.
- Map<Symbol, DeclarationMirror> get declarations {
- var method = callMethod;
- if (method != null) {
- var map = new Map<Symbol, DeclarationMirror>.from(
- originalDeclaration.declarations);
- var name = method.qualifiedName;
- assert(!map.containsKey(name));
- map[name] = method;
- return new UnmodifiableMapView<Symbol, DeclarationMirror>(map);
- }
- return originalDeclaration.declarations;
- }
-
- bool get isFunction => true;
-
- MethodMirror get callMethod => _convertElementMethodToMethodMirror(
- mirrorSystem._getLibrary(_type.element.library), _type.element);
-
- ClassMirror get originalDeclaration => mirrorSystem._getTypeDeclarationMirror(
- mirrorSystem.compiler.coreClasses.functionClass);
-
- // TODO(johnniwinther): Substitute type arguments for type variables.
- ClassMirror get superclass => originalDeclaration.superclass;
-
- // TODO(johnniwinther): Substitute type arguments for type variables.
- List<ClassMirror> get superinterfaces => originalDeclaration.superinterfaces;
-
- Map<Symbol, MethodMirror> get instanceMembers => null;
- Map<Symbol, MethodMirror> get staticMembers => null;
-
- ClassMirror get mixin => this;
-
- bool get isPrivate => false;
-
- bool get isAbstract => false;
-
- bool get isEnum => throw new UnimplementedError();
-
- List<TypeVariableMirror> get typeVariables =>
- originalDeclaration.typeVariables;
-
- TypeMirror get returnType => owner._getTypeMirror(_type.returnType);
-
- List<ParameterMirror> get parameters {
- if (_parameters == null) {
- _parameters = _parametersFromFunctionSignature(
- owner, _type.element.functionSignature);
- }
- return _parameters;
- }
-
- String toString() => 'Mirror on function type $_type';
-
- bool isSubclassOf(ClassMirror other) => false;
-}
-
-/// Common superclass for mirrors on `dynamic` and `void`.
-abstract class Dart2JsBuiltinTypeMirror extends Dart2JsDeclarationMirror
- with Dart2JsTypeMirror
- implements TypeSourceMirror {
- final Dart2JsMirrorSystem mirrorSystem;
- final DartType _type;
-
- Dart2JsBuiltinTypeMirror(
- Dart2JsMirrorSystem this.mirrorSystem, DartType this._type);
-
- Symbol get qualifiedName => simpleName;
-
- /**
- * The builtin types have has no location.
- */
- SourceLocation get location => null;
-
- /**
- * The builtin types have has no owner.
- */
- Dart2JsDeclarationMirror get owner => null;
-
- /**
- * The builtin types have no library.
- */
- Dart2JsLibraryMirror get library => null;
-
- /**
- * The builtin types have no metadata.
- */
- List<InstanceMirror> get metadata => const <InstanceMirror>[];
-}
-
-class Dart2JsVoidMirror extends Dart2JsBuiltinTypeMirror {
- Dart2JsVoidMirror(Dart2JsMirrorSystem mirrorSystem, VoidType type)
- : super(mirrorSystem, type);
-
- bool get isVoid => true;
-
- bool operator ==(other) {
- if (identical(this, other)) {
- return true;
- }
- if (other is! TypeMirror) {
- return false;
- }
- return other.isVoid;
- }
-
- int get hashCode => 13 * _type.hashCode;
-
- String toString() => 'Mirror on void';
-}
-
-class Dart2JsDynamicMirror extends Dart2JsBuiltinTypeMirror {
- Dart2JsDynamicMirror(Dart2JsMirrorSystem mirrorSystem, DynamicType type)
- : super(mirrorSystem, type);
-
- bool get isDynamic => true;
-
- bool operator ==(other) {
- if (identical(this, other)) {
- return true;
- }
- if (other is! TypeMirror) {
- return false;
- }
- return other.isDynamic;
- }
-
- int get hashCode => 13 * _type.hashCode;
-
- String toString() => 'Mirror on dynamic';
-}
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