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// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
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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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// 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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// 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.Collections.Generic;
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using ICSharpCode.NRefactory.TypeSystem.Implementation;
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namespace ICSharpCode.NRefactory.TypeSystem
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public sealed class PointerType : TypeWithElementType
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public PointerType(IType elementType) : base(elementType)
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public override TypeKind Kind {
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get { return TypeKind.Pointer; }
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public override string NameSuffix {
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public override bool? IsReferenceType {
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public override int GetHashCode()
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return elementType.GetHashCode() ^ 91725811;
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public override bool Equals(IType other)
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PointerType a = other as PointerType;
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return a != null && elementType.Equals(a.elementType);
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public override IType AcceptVisitor(TypeVisitor visitor)
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return visitor.VisitPointerType(this);
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public override IType VisitChildren(TypeVisitor visitor)
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IType e = elementType.AcceptVisitor(visitor);
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return new PointerType(e);
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public override ITypeReference ToTypeReference()
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return new PointerTypeReference(elementType.ToTypeReference());
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public sealed class PointerTypeReference : ITypeReference, ISupportsInterning
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readonly ITypeReference elementType;
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public PointerTypeReference(ITypeReference elementType)
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if (elementType == null)
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throw new ArgumentNullException("elementType");
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this.elementType = elementType;
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public ITypeReference ElementType {
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get { return elementType; }
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public IType Resolve(ITypeResolveContext context)
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return new PointerType(elementType.Resolve(context));
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public override string ToString()
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return elementType.ToString() + "*";
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int ISupportsInterning.GetHashCodeForInterning()
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return elementType.GetHashCode() ^ 91725812;
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bool ISupportsInterning.EqualsForInterning(ISupportsInterning other)
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PointerTypeReference o = other as PointerTypeReference;
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return o != null && this.elementType == o.elementType;