diff --git a/index.js b/index.js
index 58ccb924..6f6e5966 100644
--- a/index.js
+++ b/index.js
@@ -87,3 +87,7 @@ function isMatched(str) {
 function commentCheck(){
   console.log("no comment")
 }
+
+function docTestFunction() {} 
+
+function docTestFunction2() {}