diff --git a/.deepsource.toml b/.deepsource.toml
index 7a414ab0..4b1734ce 100644
--- a/.deepsource.toml
+++ b/.deepsource.toml
@@ -11,3 +11,6 @@ enabled = true
   ]
   dialect = 'flow'
   
+[[transformers]]
+name = "prettier"
+enabled = true
diff --git a/index.js b/index.js
index 58ccb924..5e953a34 100644
--- a/index.js
+++ b/index.js
@@ -84,6 +84,12 @@ function isMatched(str) {
   return matches;
 }
 
-function commentCheck(){
-  console.log("no comment")
+function commentCheck() {
+  console.log("no comment");
+  debugger;
+}
+
+function commentCheck1() {
+  console.log("no comment");
+  debugger;
 }