1 files changed, 9 insertions, 0 deletions
diff --git a/llparse-frontend/src/implementation/transform.ts b/llparse-frontend/src/implementation/transform.ts
new file mode 100644
index 0000000..4382284
--- /dev/null
+++ b/llparse-frontend/src/implementation/transform.ts
@@ -0,0 +1,9 @@
+import * as transform from '../transform';
+import { IWrap } from '../wrap';
+
+export interface ITransformImplementation {
+  readonly ID: new(t: transform.ID) => IWrap<transform.ID>;
+  readonly ToLower: new(t: transform.ToLower) => IWrap<transform.ToLower>;
+  readonly ToLowerUnsafe: new(t: transform.ToLowerUnsafe)
+    => IWrap<transform.ToLowerUnsafe>;
+}