From efff1770e5648e7af49167b4039f0f3be6cf6bc5 Mon Sep 17 00:00:00 2001
From: CanadaHonk <oj@oojmed.com>
Date: Sat, 28 Jan 2023 12:11:04 +0000
Subject: [PATCH] cdp: handle stdio sending when closed

---
 src/lib/cdp.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/lib/cdp.js b/src/lib/cdp.js
index fb559e1..4b90038 100644
--- a/src/lib/cdp.js
+++ b/src/lib/cdp.js
@@ -121,8 +121,12 @@ export default async ({ pipe: { pipeWrite, pipeRead } = {}, port }) => {
     pipeRead.on('close', () => log('pipe read closed'));
 
     _send = data => {
-      pipeWrite.write(data);
-      pipeWrite.write('\0');
+      if (closed) return new Error('CDP connection closed');
+
+      try {
+        pipeWrite.write(data);
+        pipeWrite.write('\0');
+      } catch { } // error writing, likely closed/closing (cannot check)
     };
 
     _close = () => {};