From f0e75ced48d635cfff4fd654738a5abdfaa96b74 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C3=ABl=20Zasso?= <targos@protonmail.com>
Date: Wed, 26 May 2021 09:00:14 +0200
Subject: [PATCH] debugger: wait for V8 debugger to be enabled

Refs: https://github.com/nodejs/node/pull/38273#issuecomment-848438189
---
 lib/internal/inspector/_inspect.js     | 4 ++--
 lib/internal/inspector/inspect_repl.js | 8 ++++----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/lib/internal/inspector/_inspect.js b/lib/internal/inspector/_inspect.js
index f695fd53f1fda6..89e3def1929415 100644
--- a/lib/internal/inspector/_inspect.js
+++ b/lib/internal/inspector/_inspect.js
@@ -199,8 +199,8 @@ class NodeInspector {
     process.once('SIGTERM', exitCodeZero);
     process.once('SIGHUP', exitCodeZero);
 
-    PromisePrototypeCatch(PromisePrototypeThen(this.run(), () => {
-      const repl = startRepl();
+    PromisePrototypeCatch(PromisePrototypeThen(this.run(), async () => {
+      const repl = await startRepl();
       this.repl = repl;
       this.repl.on('exit', exitCodeZero);
       this.paused = false;
diff --git a/lib/internal/inspector/inspect_repl.js b/lib/internal/inspector/inspect_repl.js
index 0fcde39bfc3e2c..8988212fa83802 100644
--- a/lib/internal/inspector/inspect_repl.js
+++ b/lib/internal/inspector/inspect_repl.js
@@ -1146,7 +1146,7 @@ function createRepl(inspector) {
     return Runtime.runIfWaitingForDebugger();
   }
 
-  return function startRepl() {
+  return async function startRepl() {
     inspector.client.on('close', () => {
       resetOnStart();
     });
@@ -1154,6 +1154,9 @@ function createRepl(inspector) {
       initAfterStart();
     });
 
+    // Init once for the initial connection
+    await initAfterStart();
+
     const replOptions = {
       prompt: 'debug> ',
       input: inspector.stdin,
@@ -1172,9 +1175,6 @@ function createRepl(inspector) {
       repl.emit('SIGINT');
     });
 
-    // Init once for the initial connection
-    initAfterStart();
-
     return repl;
   };
 }