Index: frontend/node_modules/reusify/reusify.d.ts
===================================================================
--- frontend/node_modules/reusify/reusify.d.ts	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/reusify/reusify.d.ts	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,14 @@
+interface Node {
+	next: Node | null;
+}
+
+interface Constructor<T> {
+	new(): T;
+}
+
+declare function reusify<T extends Node>(constructor: Constructor<T>): {
+	get(): T;
+	release(node: T): void;
+};
+
+export = reusify;