Just use !isHeritageClause(node.parent).

DanielRosenwasser · web-flow · commit 3ed5d0a110cb · 2022-06-02T23:41:19.000Z
diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts
@@ -2017,7 +2017,7 @@ namespace ts {
             case SyntaxKind.MetaProperty:
                 return true;
             case SyntaxKind.ExpressionWithTypeArguments:
-                return !isPartOfTypeNode(node.parent);
+                return !isHeritageClause(node.parent);
             case SyntaxKind.QualifiedName:
                 while (node.parent.kind === SyntaxKind.QualifiedName) {
                     node = node.parent;
