From a7748b26d79e0239b8fa39fd0b46b0a35c503a9e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hu=C3=A1ng=20J=C3=B9nli=C3=A0ng?= <jlhwung@gmail.com>
Date: Fri, 18 Feb 2022 10:02:55 -0500
Subject: [PATCH] debug 4

---
 packages/babel-cli/src/babel/dir.ts                       | 6 ------
 .../babel/dir --out-dir --watch multiple dir/executor.js  | 8 +++++---
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/packages/babel-cli/src/babel/dir.ts b/packages/babel-cli/src/babel/dir.ts
index a1403a220132..33ef70bac8c3 100644
--- a/packages/babel-cli/src/babel/dir.ts
+++ b/packages/babel-cli/src/babel/dir.ts
@@ -228,12 +228,6 @@ export default async function ({
       processing++;
       if (startTime === null) startTime = process.hrtime();
 
-      if (
-        filenames.some(filename => filename.endsWith("/module1/src/index.js"))
-      ) {
-        console.log("./module1/src/index.js is changed");
-      }
-
       try {
         const written = await Promise.all(
           filenames.map(filename => handleFile(filename, getBase(filename))),
diff --git a/packages/babel-cli/test/fixtures/babel/dir --out-dir --watch multiple dir/executor.js b/packages/babel-cli/test/fixtures/babel/dir --out-dir --watch multiple dir/executor.js
index cf54dc5cfef6..8ad71a1183af 100644
--- a/packages/babel-cli/test/fixtures/babel/dir --out-dir --watch multiple dir/executor.js	
+++ b/packages/babel-cli/test/fixtures/babel/dir --out-dir --watch multiple dir/executor.js	
@@ -4,9 +4,11 @@ const assert = require("assert");
 // For Node.js <= 10
 if (!assert.match) assert.match = (val, re) => assert(re.test(val));
 
-const run = (function* () {
+const run = (async function* () {
   assert.match(yield, /Successfully compiled 4 files with Babel \(\d+ms\)\./);
 
+  // wait 200ms for watcher setup
+  await new Promise(resolve => setTimeout(resolve, 200));
   // update ./module1/src/index.js
   fs.writeFileSync(
     "./module1/src/index.js",
@@ -18,13 +20,13 @@ const run = (function* () {
 
 run.next();
 
-process.stdin.on("data", function listener(chunk) {
+process.stdin.on("data", async function listener(chunk) {
   const str = String(chunk).trim();
   if (!str) return;
 
   console.log(str);
 
-  if (run.next(str).done) {
+  if ((await run.next(str)).done) {
     process.exit(0);
   }
 });