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// IndexerDeclaration.cs
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// Mike Krüger <mkrueger@novell.com>
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// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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using System.ComponentModel;
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using ICSharpCode.NRefactory.TypeSystem;
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namespace ICSharpCode.NRefactory.CSharp
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public class IndexerDeclaration : EntityDeclaration
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public static readonly TokenRole ThisKeywordRole = new TokenRole ("this");
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public static readonly Role<Accessor> GetterRole = PropertyDeclaration.GetterRole;
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public static readonly Role<Accessor> SetterRole = PropertyDeclaration.SetterRole;
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public override EntityType EntityType {
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get { return EntityType.Indexer; }
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/// Gets/Sets the type reference of the interface that is explicitly implemented.
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/// Null node if this member is not an explicit interface implementation.
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public AstType PrivateImplementationType {
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get { return GetChildByRole (PrivateImplementationTypeRole); }
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set { SetChildByRole (PrivateImplementationTypeRole, value); }
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public override string Name {
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get { return "Item"; }
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set { throw new NotSupportedException(); }
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[EditorBrowsable(EditorBrowsableState.Never)]
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public override Identifier NameToken {
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get { return Identifier.Null; }
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set { throw new NotSupportedException(); }
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public CSharpTokenNode LBracketToken {
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get { return GetChildByRole (Roles.LBracket); }
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public AstNodeCollection<ParameterDeclaration> Parameters {
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get { return GetChildrenByRole (Roles.Parameter); }
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public CSharpTokenNode RBracketToken {
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get { return GetChildByRole (Roles.RBracket); }
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public CSharpTokenNode LBraceToken {
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get { return GetChildByRole (Roles.LBrace); }
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public Accessor Getter {
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get { return GetChildByRole(GetterRole); }
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set { SetChildByRole(GetterRole, value); }
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public Accessor Setter {
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get { return GetChildByRole(SetterRole); }
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set { SetChildByRole(SetterRole, value); }
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public CSharpTokenNode RBraceToken {
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get { return GetChildByRole (Roles.RBrace); }
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public override void AcceptVisitor (IAstVisitor visitor)
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visitor.VisitIndexerDeclaration (this);
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public override T AcceptVisitor<T> (IAstVisitor<T> visitor)
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return visitor.VisitIndexerDeclaration (this);
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public override S AcceptVisitor<T, S> (IAstVisitor<T, S> visitor, T data)
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return visitor.VisitIndexerDeclaration (this, data);
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protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
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IndexerDeclaration o = other as IndexerDeclaration;
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&& this.MatchAttributesAndModifiers(o, match) && this.ReturnType.DoMatch(o.ReturnType, match)
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&& this.PrivateImplementationType.DoMatch(o.PrivateImplementationType, match)
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&& this.Parameters.DoMatch(o.Parameters, match)
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&& this.Getter.DoMatch(o.Getter, match) && this.Setter.DoMatch(o.Setter, match);