/NRefactory/ICSharpCode.NRefactory.CSharp/Ast/TypeMembers/IndexerDeclaration.cs

  1// 
  2// IndexerDeclaration.cs
  3//
  4// Author:
  5//       Mike Krüger <mkrueger@novell.com>
  6// 
  7// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
  8// 
  9// Permission is hereby granted, free of charge, to any person obtaining a copy
 10// of this software and associated documentation files (the "Software"), to deal
 11// in the Software without restriction, including without limitation the rights
 12// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 13// copies of the Software, and to permit persons to whom the Software is
 14// furnished to do so, subject to the following conditions:
 15// 
 16// The above copyright notice and this permission notice shall be included in
 17// all copies or substantial portions of the Software.
 18// 
 19// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 20// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 21// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 22// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 23// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 24// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 25// THE SOFTWARE.
 26
 27using System;
 28using System.ComponentModel;
 29using ICSharpCode.NRefactory.TypeSystem;
 30
 31namespace ICSharpCode.NRefactory.CSharp
 32{
 33	public class IndexerDeclaration : EntityDeclaration
 34	{
 35		public static readonly TokenRole ThisKeywordRole = new TokenRole ("this");
 36		public static readonly Role<Accessor> GetterRole = PropertyDeclaration.GetterRole;
 37		public static readonly Role<Accessor> SetterRole = PropertyDeclaration.SetterRole;
 38		
 39		public override SymbolKind SymbolKind {
 40			get { return SymbolKind.Indexer; }
 41		}
 42		
 43		/// <summary>
 44		/// Gets/Sets the type reference of the interface that is explicitly implemented.
 45		/// Null node if this member is not an explicit interface implementation.
 46		/// </summary>
 47		public AstType PrivateImplementationType {
 48			get { return GetChildByRole (PrivateImplementationTypeRole); }
 49			set { SetChildByRole (PrivateImplementationTypeRole, value); }
 50		}
 51		
 52		public override string Name {
 53			get { return "Item"; }
 54			set { throw new NotSupportedException(); }
 55		}
 56		
 57		[EditorBrowsable(EditorBrowsableState.Never)]
 58		public override Identifier NameToken {
 59			get { return Identifier.Null; }
 60			set { throw new NotSupportedException(); }
 61		}
 62
 63		public CSharpTokenNode LBracketToken {
 64			get { return GetChildByRole (Roles.LBracket); }
 65		}
 66
 67		public CSharpTokenNode ThisToken {
 68			get { return GetChildByRole (ThisKeywordRole); }
 69		}
 70		
 71		public AstNodeCollection<ParameterDeclaration> Parameters {
 72			get { return GetChildrenByRole (Roles.Parameter); }
 73		}
 74		
 75		public CSharpTokenNode RBracketToken {
 76			get { return GetChildByRole (Roles.RBracket); }
 77		}
 78		
 79		public CSharpTokenNode LBraceToken {
 80			get { return GetChildByRole (Roles.LBrace); }
 81		}
 82		
 83		public Accessor Getter {
 84			get { return GetChildByRole(GetterRole); }
 85			set { SetChildByRole(GetterRole, value); }
 86		}
 87		
 88		public Accessor Setter {
 89			get { return GetChildByRole(SetterRole); }
 90			set { SetChildByRole(SetterRole, value); }
 91		}
 92		
 93		public CSharpTokenNode RBraceToken {
 94			get { return GetChildByRole (Roles.RBrace); }
 95		}
 96		
 97		public override void AcceptVisitor (IAstVisitor visitor)
 98		{
 99			visitor.VisitIndexerDeclaration (this);
100		}
101		
102		public override T AcceptVisitor<T> (IAstVisitor<T> visitor)
103		{
104			return visitor.VisitIndexerDeclaration (this);
105		}
106		
107		public override S AcceptVisitor<T, S> (IAstVisitor<T, S> visitor, T data)
108		{
109			return visitor.VisitIndexerDeclaration (this, data);
110		}
111		
112		protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
113		{
114			IndexerDeclaration o = other as IndexerDeclaration;
115			return o != null
116				&& this.MatchAttributesAndModifiers(o, match) && this.ReturnType.DoMatch(o.ReturnType, match)
117				&& this.PrivateImplementationType.DoMatch(o.PrivateImplementationType, match)
118				&& this.Parameters.DoMatch(o.Parameters, match)
119				&& this.Getter.DoMatch(o.Getter, match) && this.Setter.DoMatch(o.Setter, match);
120		}
121	}
122}