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Viewing changes to external/nrefactory/ICSharpCode.NRefactory/TypeSystem/Implementation/ExplicitInterfaceImplementationMemberReference.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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external/nrefactory/ICSharpCode.NRefactory/TypeSystem/Implementation/ExplicitInterfaceImplementationMemberReference.cs
 
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// Copyright (c) 2010-2013 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 System.Collections.Generic;
 
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using System.Linq;
 
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namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 
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{
 
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        /// <summary>
 
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        /// References a member that is an explicit interface implementation.
 
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        /// </summary>
 
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        /// <remarks>
 
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        /// Resolving an ExplicitInterfaceImplementationMemberReference requires a context
 
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        /// that provides enough information for resolving the declaring type reference
 
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        /// and the interface member reference.
 
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        /// Note that the interface member reference is resolved in '<c>context.WithCurrentTypeDefinition(declaringType.GetDefinition())</c>'
 
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        /// - this is done to ensure that open generics in the interface member reference resolve to the type parameters of the
 
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        /// declaring type.
 
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        /// </remarks>
 
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        [Serializable]
 
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        public sealed class ExplicitInterfaceImplementationMemberReference : IMemberReference
 
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        {
 
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                ITypeReference typeReference;
 
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                IMemberReference interfaceMemberReference;
 
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                public ExplicitInterfaceImplementationMemberReference(ITypeReference typeReference, IMemberReference interfaceMemberReference)
 
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                {
 
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                        if (typeReference == null)
 
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                                throw new ArgumentNullException("typeReference");
 
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                        if (interfaceMemberReference == null)
 
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                                throw new ArgumentNullException("interfaceMemberReference");
 
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                        this.typeReference = typeReference;
 
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                        this.interfaceMemberReference = interfaceMemberReference;
 
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                }
 
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                public ITypeReference DeclaringTypeReference {
 
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                        get { return typeReference; }
 
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                }
 
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                public IMember Resolve(ITypeResolveContext context)
 
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                {
 
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                        IType declaringType = typeReference.Resolve(context);
 
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                        IMember interfaceMember = interfaceMemberReference.Resolve(context.WithCurrentTypeDefinition(declaringType.GetDefinition()));
 
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                        if (interfaceMember == null)
 
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                                return null;
 
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                        IEnumerable<IMember> members;
 
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                        if (interfaceMember.EntityType == EntityType.Accessor) {
 
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                                members = declaringType.GetAccessors(
 
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                                        m => m.IsExplicitInterfaceImplementation,
 
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                                        GetMemberOptions.IgnoreInheritedMembers);
 
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                        } else {
 
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                                members = declaringType.GetMembers(
 
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                                        m => m.EntityType == interfaceMember.EntityType && m.IsExplicitInterfaceImplementation,
 
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                                        GetMemberOptions.IgnoreInheritedMembers);
 
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                        }
 
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                        return members.FirstOrDefault(m => m.ImplementedInterfaceMembers.Count == 1 && interfaceMember.Equals(m.ImplementedInterfaceMembers[0]));
 
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                }
 
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        }
 
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}