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Viewing changes to contrib/ICSharpCode.NRefactory.CSharp/Ast/GeneralScope/TypeParameterDeclaration.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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contrib/ICSharpCode.NRefactory.CSharp/Ast/GeneralScope/TypeParameterDeclaration.cs
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team
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// 
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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// 
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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// 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System;
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using ICSharpCode.NRefactory.TypeSystem;
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namespace ICSharpCode.NRefactory.CSharp
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{
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        /// <summary>
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        /// [in|out] Name
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        /// 
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        /// Represents a type parameter.
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        /// Note: mirroring the C# syntax, constraints are not part of the type parameter declaration, but belong
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        /// to the parent type or method.
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        /// </summary>
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        public class TypeParameterDeclaration : AstNode
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        {
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                public static readonly Role<AttributeSection> AttributeRole = EntityDeclaration.AttributeRole;
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                public static readonly TokenRole OutVarianceKeywordRole = new TokenRole ("out");
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                public static readonly TokenRole InVarianceKeywordRole = new TokenRole ("in");
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                public override NodeType NodeType {
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                        get { return NodeType.Unknown; }
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                }
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                public AstNodeCollection<AttributeSection> Attributes {
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                        get { return GetChildrenByRole (AttributeRole); }
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                }
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                VarianceModifier variance;
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                public VarianceModifier Variance {
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                        get { return variance; }
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                        set { ThrowIfFrozen(); variance = value; }
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                }
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                public CSharpTokenNode VarianceToken {
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                        get {
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                                switch (Variance) {
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                                        case VarianceModifier.Covariant:
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                                                return GetChildByRole(OutVarianceKeywordRole);
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                                        case VarianceModifier.Contravariant:
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                                                return GetChildByRole(InVarianceKeywordRole);
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                                        default:
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                                                return CSharpTokenNode.Null;
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                                }
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                        }
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                }
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                public string Name {
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                        get {
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                                return GetChildByRole (Roles.Identifier).Name;
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                        }
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                        set {
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                                SetChildByRole(Roles.Identifier, Identifier.Create (value));
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                        }
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                }
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                public Identifier NameToken {
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                        get {
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                                return GetChildByRole (Roles.Identifier);
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                        }
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                        set {
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                                SetChildByRole (Roles.Identifier, value);
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                        }
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                }
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                public TypeParameterDeclaration ()
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                {
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                }
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                public TypeParameterDeclaration (string name)
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                {
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                        Name = name;
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                }
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                public override void AcceptVisitor (IAstVisitor visitor)
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                {
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                        visitor.VisitTypeParameterDeclaration (this);
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                }
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                public override T AcceptVisitor<T> (IAstVisitor<T> visitor)
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                {
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                        return visitor.VisitTypeParameterDeclaration (this);
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                }
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                public override S AcceptVisitor<T, S>(IAstVisitor<T, S> visitor, T data)
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                {
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                        return visitor.VisitTypeParameterDeclaration(this, data);
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                }
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                protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
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                {
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                        TypeParameterDeclaration o = other as TypeParameterDeclaration;
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                        return o != null && this.Variance == o.Variance && MatchString(this.Name, o.Name) && this.Attributes.DoMatch(o.Attributes, match);
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                }
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        }
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}