// 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.member_builder;

import 'builder.dart'
    show Builder, ClassBuilder, LibraryBuilder, ModifierBuilder;

abstract class MemberBuilder extends ModifierBuilder {
  /// For top-level members, the parent is set correctly during
  /// construction. However, for class members, the parent is initially the
  /// library and updated later.
  Builder parent;

  String get name;

  MemberBuilder(this.parent, int charOffset) : super(parent, charOffset);

  bool get isInstanceMember => isClassMember && !isStatic;

  bool get isClassMember => parent is ClassBuilder;

  bool get isTopLevel => !isClassMember;

  bool get isNative => false;

  bool get isRedirectingGenerativeConstructor => false;

  LibraryBuilder get library {
    if (parent is LibraryBuilder) {
      LibraryBuilder library = parent;
      return library.partOfLibrary ?? library;
    } else {
      ClassBuilder cls = parent;
      return cls.library;
    }
  }

  @override
  String get fullNameForErrors => name;
}