From 6084bc13bde229b05a94cf4fff3a4ad93fcacec4 Mon Sep 17 00:00:00 2001
From: Josemar Luedke <josemarluedke@gmail.com>
Date: Thu, 16 Dec 2021 16:38:28 -0800
Subject: [PATCH] Add basic types for cacheKeyForTree

---
 packages/ember/src/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/ember/src/index.ts b/packages/ember/src/index.ts
index 7539322..129f63e 100644
--- a/packages/ember/src/index.ts
+++ b/packages/ember/src/index.ts
@@ -137,7 +137,7 @@ module.exports = {
 
   // Re-enables caching of this addon, due to opting out
   // of the caching implicitly by specifying treeFor* methods
-  cacheKeyForTree(treeType) {
+  cacheKeyForTree(treeType: string): string {
     switch (treeType) {
       case 'app': {
         const sources = (this.docfyConfig as DocfyConfig).sources