Update Performance (#238)

Author: viceroypenguin

src/Common/ITypeSymbolExtensions.cs

@@ -25,9 +25,10 @@ typeSymbol is
 		};
 
 	public static bool IsBehavior2(this ITypeSymbol typeSymbol) =>
-		typeSymbol is
+		typeSymbol is INamedTypeSymbol
 		{
-			MetadataName: "Behavior`2",
+			Arity: 2,
+			Name: "Behavior",
 			ContainingNamespace:
 			{
 				Name: "Shared",
@@ -50,7 +51,8 @@ public static bool ImplementsBehavior(this INamedTypeSymbol typeSymbol) =>
 	public static bool IsValueTask1(this ITypeSymbol typeSymbol) =>
 		typeSymbol is INamedTypeSymbol
 		{
-			MetadataName: "ValueTask`1",
+			Arity: 1,
+			Name: "ValueTask",
 			ContainingNamespace:
 			{
 				Name: "Tasks",
@@ -88,7 +90,8 @@ typeSymbol is INamedTypeSymbol
 	public static bool IsIEquatable1(this ITypeSymbol typeSymbol) =>
 		typeSymbol is INamedTypeSymbol
 		{
-			MetadataName: "IEquatable`1",
+			Arity: 1,
+			Name: "IEquatable",
 			ContainingNamespace:
 			{
 				Name: "System",
@@ -133,7 +136,8 @@ typeSymbol is
 	public static bool IsIHandler([NotNullWhen(true)] this ITypeSymbol? typeSymbol) =>
 		typeSymbol is INamedTypeSymbol
 		{
-			MetadataName: "IHandler`2",
+			Arity: 2,
+			Name: "IHandler",
 			ContainingNamespace:
 			{
 				Name: "Shared",

src/Immediate.Handlers.Analyzers/HandlerClassAnalyzer.cs

@@ -361,7 +361,8 @@ private static void AnalyzeReturnType(SymbolAnalysisContext context, IMethodSymb
 				{
 					OriginalDefinition:
 					{
-						MetadataName: "ValueTask" or "ValueTask`1",
+						Arity: 0 or 1,
+						Name: "ValueTask",
 						ContainingNamespace:
 						{
 							Name: "Tasks",

src/Immediate.Handlers.Generators/TransformHandler.cs

@@ -37,7 +37,8 @@ is null
 					{
 						OriginalDefinition:
 						{
-							MetadataName: "ValueTask" or "ValueTask`1",
+							Arity: 0 or 1,
+							Name: "ValueTask",
 							ContainingNamespace:
 							{
 								Name: "Tasks",