1 files changed, 9 insertions, 0 deletions
diff --git a/src/utils/types.ts b/src/utils/types.ts
index 705d02d1..65c87ebf 100644
--- a/src/utils/types.ts
+++ b/src/utils/types.ts
@@ -1,4 +1,13 @@
 /**
+ * Type that provides auto-suggestions but also any string.
+ *
+ * @see https://github.com/microsoft/TypeScript/issues/29729#issuecomment-471566609
+ */
+export type LiteralUnion<T extends U, U = string> =
+  | T
+  | (U & { zz_IGNORE_ME?: never });
+
+/**
  * Type that represents a single method/function name of the given type.
  */
 export type MethodOf<