| // Copyright (c) 2016, 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. |
| |
| library fasta.procedure_builder; |
| |
| // Note: we're deliberately using AsyncMarker and ProcedureKind from kernel |
| // outside the kernel-specific builders. This is simpler than creating |
| // additional enums. |
| import 'package:kernel/ast.dart' show AsyncMarker, ProcedureKind; |
| |
| import 'builder.dart' |
| show |
| Builder, |
| FormalParameterBuilder, |
| LibraryBuilder, |
| MemberBuilder, |
| MetadataBuilder, |
| TypeBuilder, |
| TypeVariableBuilder; |
| |
| import 'scope.dart' show Scope; |
| |
| abstract class ProcedureBuilder<T extends TypeBuilder> extends MemberBuilder { |
| final List<MetadataBuilder> metadata; |
| |
| final int modifiers; |
| |
| final T returnType; |
| |
| final String name; |
| |
| final List<TypeVariableBuilder> typeVariables; |
| |
| final List<FormalParameterBuilder> formals; |
| |
| ProcedureBuilder( |
| this.metadata, |
| this.modifiers, |
| this.returnType, |
| this.name, |
| this.typeVariables, |
| this.formals, |
| LibraryBuilder compilationUnit, |
| int charOffset) |
| : super(compilationUnit, charOffset); |
| |
| AsyncMarker get asyncModifier; |
| |
| ProcedureKind get kind; |
| |
| bool get isConstructor => false; |
| |
| bool get isRegularMethod => identical(ProcedureKind.Method, kind); |
| |
| bool get isGetter => identical(ProcedureKind.Getter, kind); |
| |
| bool get isSetter => identical(ProcedureKind.Setter, kind); |
| |
| bool get isOperator => identical(ProcedureKind.Operator, kind); |
| |
| bool get isFactory => identical(ProcedureKind.Factory, kind); |
| |
| void set body(covariant statement); |
| |
| /// This is the formal parameter scope as specified in the Dart Programming |
| /// Language Specifiction, 4th ed, section 9.2. |
| Scope computeFormalParameterScope(Scope parent) { |
| if (formals == null) return parent; |
| Map<String, Builder> local = <String, Builder>{}; |
| for (FormalParameterBuilder formal in formals) { |
| if (!formal.hasThis) { |
| local[formal.name] = formal; |
| } |
| } |
| return new Scope(local, parent, isModifiable: false); |
| } |
| |
| /// This scope doesn't correspond to any scope specified in the Dart |
| /// Programming Language Specifiction, 4th ed. It's an unspecified extension |
| /// to support generic methods. |
| Scope computeTypeParameterScope(Scope parent) { |
| if (typeVariables == null) return parent; |
| Map<String, Builder> local = <String, Builder>{}; |
| for (TypeVariableBuilder variable in typeVariables) { |
| local[variable.name] = variable; |
| } |
| return new Scope(local, parent, isModifiable: false); |
| } |
| } |