Refactor detection of generated member name

ICSharpCode.Decompiler/Ast/AstBuilder.cs

@@ -70,14 +70,14 @@ namespace ICSharpCode.Decompiler.Ast
 			if (method != null) {
 				if (method.IsGetter || method.IsSetter || method.IsAddOn || method.IsRemoveOn)
 					return true;
-				if (settings.AnonymousMethods && IsGeneratedMemberName(method.Name) && method.IsCompilerGenerated())
+				if (settings.AnonymousMethods && method.HasGeneratedName() && method.IsCompilerGenerated())
 					return true;
 			}
 
 			TypeDefinition type = member as TypeDefinition;
 			if (type != null) {
 				if (type.DeclaringType != null) {
-					if (settings.AnonymousMethods && IsGeneratedMemberName(type.Name) && type.IsCompilerGenerated())
+					if (settings.AnonymousMethods && type.HasGeneratedName() && type.IsCompilerGenerated())
 						return true;
 					if (settings.YieldReturn && YieldReturnDecompiler.IsCompilerGeneratorEnumerator(type))
 						return true;
@@ -92,9 +92,9 @@ namespace ICSharpCode.Decompiler.Ast
 			FieldDefinition field = member as FieldDefinition;
 			if (field != null) {
 				if (field.IsCompilerGenerated()) {
-					if (settings.AnonymousMethods && (IsGeneratedMemberName(field.Name) || field.Name.StartsWith("CS$<>", StringComparison.Ordinal)))
+					if (settings.AnonymousMethods && (field.HasGeneratedName() || field.Name.StartsWith("CS$<>", StringComparison.Ordinal)))
 						return true;
-					if (settings.AutomaticProperties && IsGeneratedMemberName(field.Name) && field.Name.EndsWith("BackingField", StringComparison.Ordinal))
+					if (settings.AutomaticProperties && field.HasGeneratedName() && field.Name.EndsWith("BackingField", StringComparison.Ordinal))
 						return true;
 				}
 				// event-fields are not [CompilerGenerated]
@@ -105,11 +105,6 @@ namespace ICSharpCode.Decompiler.Ast
 			return false;
 		}
 		
-		static bool IsGeneratedMemberName(string name)
-		{
-			return name.StartsWith("<", StringComparison.Ordinal);
-		}
-		
 		/// <summary>
 		/// Runs the C# transformations on the compilation unit.
 		/// </summary>

ICSharpCode.Decompiler/Ast/Transforms/DelegateConstruction.cs

@@ -115,7 +115,7 @@ namespace ICSharpCode.Decompiler.Ast.Transforms
 		
 		internal static bool IsAnonymousMethod(DecompilerContext context, MethodDefinition method)
 		{
-			if (method == null || !(method.Name.StartsWith("<", StringComparison.Ordinal) || method.Name.Contains("$")))
+			if (method == null || !(method.HasGeneratedName() || method.Name.Contains("$")))
 				return false;
 			if (!(method.IsCompilerGenerated() || IsPotentialClosure(context, method.DeclaringType)))
 				return false;

ICSharpCode.Decompiler/CecilExtensions.cs

@@ -220,13 +220,18 @@ namespace ICSharpCode.Decompiler
 		{
 			if (type == null)
 				return false;
-			if (string.IsNullOrEmpty(type.Namespace) && type.Name.StartsWith("<>", StringComparison.Ordinal) && type.Name.Contains("AnonymousType")) {
+			if (string.IsNullOrEmpty(type.Namespace) && type.HasGeneratedName() && type.Name.Contains("Anon")) {
 				TypeDefinition td = type.Resolve();
 				return td != null && td.IsCompilerGenerated();
 			}
 			return false;
 		}
 
+		public static bool HasGeneratedName(this MemberReference member)
+		{
+			return member.Name.StartsWith("<", StringComparison.Ordinal);
+		}
+		
 		public static bool ContainsAnonymousType(this TypeReference type)
 		{
 			GenericInstanceType git = type as GenericInstanceType;