[11700] | 1 | // Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team |
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| 2 | // |
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| 3 | // Permission is hereby granted, free of charge, to any person obtaining a copy of this |
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| 4 | // software and associated documentation files (the "Software"), to deal in the Software |
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| 5 | // without restriction, including without limitation the rights to use, copy, modify, merge, |
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| 6 | // publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons |
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| 7 | // to whom the Software is furnished to do so, subject to the following conditions: |
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| 8 | // |
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| 9 | // The above copyright notice and this permission notice shall be included in all copies or |
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| 10 | // substantial portions of the Software. |
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| 11 | // |
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| 12 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, |
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| 13 | // INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR |
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| 14 | // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE |
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| 15 | // FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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| 16 | // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 17 | // DEALINGS IN THE SOFTWARE. |
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| 18 | |
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| 19 | using System; |
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| 20 | using ICSharpCode.NRefactory.TypeSystem.Implementation; |
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| 21 | |
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| 22 | namespace ICSharpCode.NRefactory.TypeSystem |
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| 23 | { |
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| 24 | public sealed class ByReferenceType : TypeWithElementType |
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| 25 | { |
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| 26 | public ByReferenceType(IType elementType) : base(elementType) |
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| 27 | { |
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| 28 | } |
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| 29 | |
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| 30 | public override TypeKind Kind { |
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| 31 | get { return TypeKind.ByReference; } |
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| 32 | } |
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| 33 | |
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| 34 | public override string NameSuffix { |
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| 35 | get { |
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| 36 | return "&"; |
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| 37 | } |
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| 38 | } |
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| 39 | |
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| 40 | public override bool? IsReferenceType { |
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| 41 | get { return null; } |
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| 42 | } |
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| 43 | |
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| 44 | public override int GetHashCode() |
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| 45 | { |
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| 46 | return elementType.GetHashCode() ^ 91725813; |
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| 47 | } |
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| 48 | |
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| 49 | public override bool Equals(IType other) |
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| 50 | { |
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| 51 | ByReferenceType a = other as ByReferenceType; |
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| 52 | return a != null && elementType.Equals(a.elementType); |
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| 53 | } |
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| 54 | |
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| 55 | public override IType AcceptVisitor(TypeVisitor visitor) |
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| 56 | { |
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| 57 | return visitor.VisitByReferenceType(this); |
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| 58 | } |
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| 59 | |
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| 60 | public override IType VisitChildren(TypeVisitor visitor) |
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| 61 | { |
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| 62 | IType e = elementType.AcceptVisitor(visitor); |
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| 63 | if (e == elementType) |
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| 64 | return this; |
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| 65 | else |
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| 66 | return new ByReferenceType(e); |
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| 67 | } |
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| 68 | |
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| 69 | public override ITypeReference ToTypeReference() |
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| 70 | { |
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| 71 | return new ByReferenceTypeReference(elementType.ToTypeReference()); |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | [Serializable] |
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| 76 | public sealed class ByReferenceTypeReference : ITypeReference, ISupportsInterning |
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| 77 | { |
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| 78 | readonly ITypeReference elementType; |
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| 79 | |
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| 80 | public ByReferenceTypeReference(ITypeReference elementType) |
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| 81 | { |
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| 82 | if (elementType == null) |
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| 83 | throw new ArgumentNullException("elementType"); |
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| 84 | this.elementType = elementType; |
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| 85 | } |
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| 86 | |
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| 87 | public ITypeReference ElementType { |
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| 88 | get { return elementType; } |
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| 89 | } |
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| 90 | |
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| 91 | public IType Resolve(ITypeResolveContext context) |
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| 92 | { |
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| 93 | return new ByReferenceType(elementType.Resolve(context)); |
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| 94 | } |
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| 95 | |
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| 96 | public override string ToString() |
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| 97 | { |
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| 98 | return elementType.ToString() + "&"; |
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| 99 | } |
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| 100 | |
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| 101 | int ISupportsInterning.GetHashCodeForInterning() |
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| 102 | { |
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| 103 | return elementType.GetHashCode() ^ 91725814; |
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| 104 | } |
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| 105 | |
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| 106 | bool ISupportsInterning.EqualsForInterning(ISupportsInterning other) |
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| 107 | { |
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| 108 | ByReferenceTypeReference brt = other as ByReferenceTypeReference; |
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| 109 | return brt != null && this.elementType == brt.elementType; |
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| 110 | } |
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| 111 | } |
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| 112 | } |
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