Add IMethod.AccessorOwner.

ICSharpCode.NRefactory.CSharp/TypeSystem/TypeSystemConvertVisitor.cs

@@ -677,6 +677,7 @@ namespace ICSharpCode.NRefactory.CSharp.TypeSystem
 			if (accessor.IsNull)
 				return null;
 			var a = new DefaultUnresolvedMethod(currentTypeDefinition, prefix + p.Name);
+			a.AccessorOwner = p;
 			a.Accessibility = GetAccessibility(accessor.Modifiers) ?? p.Accessibility;
 			a.IsAbstract = p.IsAbstract;
 			a.IsOverride = p.IsOverridable;

ICSharpCode.NRefactory.Tests/TypeSystem/TypeSystemTests.TestCase.cs

@@ -72,6 +72,8 @@ namespace ICSharpCode.NRefactory.TypeSystem.TestCase
 		
 		public NestedEnum EnumField;
 		
+		public A Property { get; set; }
+		
 		public enum NestedEnum {
 			EnumMember
 		}

ICSharpCode.NRefactory.Tests/TypeSystem/TypeSystemTests.cs

@@ -351,6 +351,7 @@ namespace ICSharpCode.NRefactory.TypeSystem
 			Assert.AreEqual(Accessibility.Public, p.Getter.Accessibility);
 			Assert.AreEqual(new[] { "index" }, p.Getter.Parameters.Select(x => x.Name).ToArray());
 			Assert.AreEqual("System.String", p.Getter.ReturnType.ReflectionName);
+			Assert.AreEqual(p, p.Getter.AccessorOwner);
 		}
 		
 		[Test]
@@ -365,6 +366,16 @@ namespace ICSharpCode.NRefactory.TypeSystem
 			Assert.AreEqual(TypeKind.Void, p.Setter.ReturnType.Kind);
 		}
 		
+		[Test]
+		public void GenericPropertyGetter()
+		{
+			var type = compilation.FindType(typeof(GenericClass<string, object>));
+			var prop = type.GetProperties(p => p.Name == "Property").Single();
+			Assert.AreEqual("System.String", prop.Getter.ReturnType.ReflectionName);
+			Assert.IsTrue(prop.Getter.IsAccessor);
+			Assert.AreEqual(prop, prop.Getter.AccessorOwner);
+		}
+		
 		[Test]
 		public void EnumTest()
 		{

ICSharpCode.NRefactory/TypeSystem/CecilLoader.cs

@@ -1646,11 +1646,17 @@ namespace ICSharpCode.NRefactory.TypeSystem
 		#region Read Method
 		[CLSCompliant(false)]
 		public IUnresolvedMethod ReadMethod(MethodDefinition method, IUnresolvedTypeDefinition parentType, EntityType methodType = EntityType.Method)
+		{
+			return ReadMethod(method, parentType, null, methodType);
+		}
+		
+		IUnresolvedMethod ReadMethod(MethodDefinition method, IUnresolvedTypeDefinition parentType, IUnresolvedMember accessorOwner, EntityType methodType = EntityType.Method)
 		{
 			if (method == null)
 				return null;
 			DefaultUnresolvedMethod m = new DefaultUnresolvedMethod(parentType, method.Name);
 			m.EntityType = methodType;
+			m.AccessorOwner = accessorOwner;
 			if (method.HasGenericParameters) {
 				for (int i = 0; i < method.GenericParameters.Count; i++) {
 					if (method.GenericParameters[i].Position != i)
@@ -1876,8 +1882,8 @@ namespace ICSharpCode.NRefactory.TypeSystem
 			TranslateModifiers(property.GetMethod ?? property.SetMethod, p);
 			p.ReturnType = ReadTypeReference(property.PropertyType, typeAttributes: property);
 			
-			p.Getter = ReadMethod(property.GetMethod, parentType);
+			p.Getter = ReadMethod(property.GetMethod, parentType, p);
-			p.Setter = ReadMethod(property.SetMethod, parentType);
+			p.Setter = ReadMethod(property.SetMethod, parentType, p);
 			
 			if (property.HasParameters) {
 				foreach (ParameterDefinition par in property.Parameters) {
@@ -1904,9 +1910,9 @@ namespace ICSharpCode.NRefactory.TypeSystem
 			TranslateModifiers(ev.AddMethod, e);
 			e.ReturnType = ReadTypeReference(ev.EventType, typeAttributes: ev);
 			
-			e.AddAccessor = ReadMethod(ev.AddMethod, parentType);
+			e.AddAccessor = ReadMethod(ev.AddMethod, parentType, e);
-			e.RemoveAccessor = ReadMethod(ev.RemoveMethod, parentType);
+			e.RemoveAccessor = ReadMethod(ev.RemoveMethod, parentType, e);
-			e.InvokeAccessor = ReadMethod(ev.InvokeMethod, parentType);
+			e.InvokeAccessor = ReadMethod(ev.InvokeMethod, parentType, e);
 			
 			AddAttributes(ev, e);
 			

ICSharpCode.NRefactory/TypeSystem/IMethod.cs

@@ -39,6 +39,12 @@ namespace ICSharpCode.NRefactory.TypeSystem
 		bool IsPartialMethodDeclaration { get; }
 		bool IsPartialMethodImplementation { get; }
 		
+		/// <summary>
+		/// If this method is an accessor, returns a reference to the corresponding property/event.
+		/// Otherwise, returns null.
+		/// </summary>
+		IMemberReference AccessorOwner { get; }
+		
 		/// <summary>
 		/// Resolves the member.
 		/// </summary>
@@ -75,5 +81,16 @@ namespace ICSharpCode.NRefactory.TypeSystem
 		bool IsConstructor { get; }
 		bool IsDestructor { get; }
 		bool IsOperator { get; }
+		
+		/// <summary>
+		/// Gets whether the method is a property/event accessor.
+		/// </summary>
+		bool IsAccessor { get; }
+		
+		/// <summary>
+		/// If this method is an accessor, returns the corresponding property/event.
+		/// Otherwise, returns null.
+		/// </summary>
+		IMember AccessorOwner { get; }
 	}
 }

ICSharpCode.NRefactory/TypeSystem/Implementation/DefaultResolvedMethod.cs

@@ -190,6 +190,20 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 		public bool IsOperator {
 			get { return ((IUnresolvedMethod)unresolved).IsOperator; }
 		}
+			
+		public bool IsAccessor {
+			get { return ((IUnresolvedMethod)unresolved).AccessorOwner != null; }
+		}
+		
+		public IMember AccessorOwner {
+			get { 
+				var reference = ((IUnresolvedMethod)unresolved).AccessorOwner; 
+				if (reference != null)
+					return reference.Resolve(context);
+				else
+					return null;
+			}
+		}
 		
 		public override IMemberReference ToMemberReference()
 		{

ICSharpCode.NRefactory/TypeSystem/Implementation/DefaultUnresolvedMethod.cs

@@ -32,6 +32,7 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 		IList<IUnresolvedAttribute> returnTypeAttributes;
 		IList<IUnresolvedTypeParameter> typeParameters;
 		IList<IUnresolvedParameter> parameters;
+		IMemberReference accessorOwner;
 		
 		protected override void FreezeInternal()
 		{
@@ -125,6 +126,14 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 			}
 		}
 		
+		public IMemberReference AccessorOwner {
+			get { return accessorOwner; }
+			set {
+				ThrowIfFrozen();
+				accessorOwner = value;
+			}
+		}
+		
 		public override string ToString()
 		{
 			StringBuilder b = new StringBuilder("[");

ICSharpCode.NRefactory/TypeSystem/Implementation/SpecializedMember.cs

@@ -101,10 +101,13 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 			if (accessorDefinition == null)
 				return null;
 			var result = LazyInit.VolatileRead(ref cachingField);
-			if (result != null)
+			if (result != null) {
 				return result;
-			else
+			} else {
-				return LazyInit.GetOrSet(ref cachingField, new SpecializedMethod(accessorDefinition, substitution));
+				var sm = new SpecializedMethod(accessorDefinition, substitution);
+				//sm.AccessorOwner = this;
+				return LazyInit.GetOrSet(ref cachingField, sm);
+			}
 		}
 		
 		/// <summary>

ICSharpCode.NRefactory/TypeSystem/Implementation/SpecializedMethod.cs

@@ -21,7 +21,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
 using System.Text;
-
+using System.Threading;
 using ICSharpCode.NRefactory.Utils;
 
 namespace ICSharpCode.NRefactory.TypeSystem.Implementation
@@ -121,6 +121,27 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 			get { return methodDefinition.IsOperator; }
 		}
 		
+		public bool IsAccessor {
+			get { return methodDefinition.IsAccessor; }
+		}
+		
+		IMember accessorOwner;
+		
+		public IMember AccessorOwner {
+			get {
+				var result = LazyInit.VolatileRead(ref accessorOwner);
+				if (result != null) {
+					return result;
+				} else {
+					result = SpecializedMember.Create(methodDefinition.AccessorOwner, this.Substitution);
+					return LazyInit.GetOrSet(ref accessorOwner, result);
+				}
+			}
+			internal set {
+				accessorOwner = value;
+			}
+		}
+		
 		public override IMemberReference ToMemberReference()
 		{
 			// Pass the MethodTypeArguments to the SpecializingMemberReference only if