Merge remote-tracking branch 'upstream/master' into simonl

Conflicts:
	ICSharpCode.NRefactory.CSharp/Completion/CSharpCompletionEngine.cs

ICSharpCode.NRefactory.CSharp/Completion/CSharpCompletionEngine.cs

@@ -207,7 +207,7 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 						return contextList.Result;
 					}
 					
-					foreach (var m in initializerResult.Item1.Type.GetMembers (m => m.IsPublic && (m.EntityType == EntityType.Property || m.EntityType == EntityType.Field))) {
+					foreach (var m in initializerResult.Item1.Type.GetMembers (m => !m.IsSynthetic && m.IsPublic && (m.EntityType == EntityType.Property || m.EntityType == EntityType.Field))) {
 						contextList.AddMember(m);
 					}
 					
@@ -1266,6 +1266,8 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 			if (currentType != null) {
 				for (var ct = currentType; ct != null; ct = ct.DeclaringTypeDefinition) {
 					foreach (var nestedType in ct.NestedTypes) {
+						if (nestedType.IsSynthetic)
+							continue;
 						string name = nestedType.Name;
 						if (IsAttributeContext(node) && name.EndsWith("Attribute") && name.Length > "Attribute".Length) {
 							name = name.Substring(0, name.Length - "Attribute".Length);
@@ -1294,6 +1296,8 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 							if (member is IMethod && ((IMethod)member).FullName == "System.Object.Finalize") {
 								continue;
 							}
+							if (member.IsSynthetic)
+								continue;
 							if (member.EntityType == EntityType.Operator) {
 								continue;
 							}
@@ -1310,7 +1314,7 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 						}
 						var declaring = def.DeclaringTypeDefinition;
 						while (declaring != null) {
-							foreach (var member in declaring.GetMembers (m => m.IsStatic)) {
+							foreach (var member in declaring.GetMembers (m => m.IsStatic && !m.IsSynthetic)) {
 								if (memberPred == null || memberPred(member)) {
 									wrapper.AddMember(member);
 								}
@@ -2092,6 +2096,8 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 				var nr = (NamespaceResolveResult)resolveResult;
 				if (!(resolvedNode.Parent is UsingDeclaration || resolvedNode.Parent != null && resolvedNode.Parent.Parent is UsingDeclaration)) {
 					foreach (var cl in nr.Namespace.Types) {
+						if (cl.IsSynthetic)
+							continue;
 						string name = cl.Name;
 						if (hintType != null && hintType.Kind != TypeKind.Array && cl.Kind == TypeKind.Interface) {
 							continue;
@@ -2230,6 +2236,8 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 				var namespaceContents = new CompletionDataWrapper(this);
 				
 				foreach (var cl in nr.Namespace.Types) {
+					if (cl.IsSynthetic)
+						continue;
 					IType addType = typePred != null ? typePred(cl) : cl;
 					if (addType != null)
 						namespaceContents.AddType(addType, addType.Name);
@@ -2330,6 +2338,8 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 				
 				var filteredList = new List<IMember>();
 				foreach (var member in type.GetMembers ()) {
+					if (member.IsSynthetic)
+						continue;
 					if (member.EntityType == EntityType.Indexer || member.EntityType == EntityType.Operator || member.EntityType == EntityType.Constructor || member.EntityType == EntityType.Destructor) {
 						continue;
 					}
@@ -2380,7 +2390,9 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 			}
 			
 			if (resolveResult is TypeResolveResult || includeStaticMembers) {
-				foreach (var nested in type.GetNestedTypes ()) {
+				foreach (var nested in type.GetNestedTypes (t => !t.IsSynthetic)) {
+					if (!lookup.IsAccessible(nested.GetDefinition(), isProtectedAllowed))
+						continue;
 					IType addType = typePred != null ? typePred(nested) : nested;
 					if (addType != null)
 						result.AddType(addType, addType.Name);

ICSharpCode.NRefactory/TypeSystem/ExtensionMethods.cs

@@ -92,7 +92,7 @@ namespace ICSharpCode.NRefactory.TypeSystem
 		}
 		#endregion
 		
-		#region IsOpen / IsUnbound
+		#region IsOpen / IsUnbound / IsKnownType
 		sealed class TypeClassificationVisitor : TypeVisitor
 		{
 			internal bool isOpen;
@@ -140,6 +140,16 @@ namespace ICSharpCode.NRefactory.TypeSystem
 				throw new ArgumentNullException("type");
 			return type is ITypeDefinition && type.TypeParameterCount > 0;
 		}
+		
+		/// <summary>
+		/// Gets whether the type is the specified known type.
+		/// For generic known types, this returns true any parameterization of the type (and also for the definition itself).
+		/// </summary>
+		public static bool IsKnownType(this IType type, KnownTypeCode knownType)
+		{
+			var def = type.GetDefinition();
+			return def != null && def.KnownTypeCode == knownType;
+		}
 		#endregion
 		
 		#region Import