From 68aa3c876ba60fda6ab45b3dbda4a3ad595ed787 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Lorber?= <slorber@users.noreply.github.com>
Date: Tue, 27 May 2025 17:13:32 +0200
Subject: [PATCH] fix(core): fix `docusaurus start` error for macOS users with
 no Chromium-based browser (#11205)

---
 .../src/commands/utils/openBrowser/openBrowser.ts        | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/packages/docusaurus/src/commands/utils/openBrowser/openBrowser.ts b/packages/docusaurus/src/commands/utils/openBrowser/openBrowser.ts
index e4223953e2..cfef20b003 100644
--- a/packages/docusaurus/src/commands/utils/openBrowser/openBrowser.ts
+++ b/packages/docusaurus/src/commands/utils/openBrowser/openBrowser.ts
@@ -70,7 +70,14 @@ async function tryOpenWithAppleScript({
       const command = `ps cax -o command | grep -E "^(${supportedChromiumBrowsers.join(
         '|',
       )})$"`;
-      const result = await execPromise(command);
+
+      const result = await execPromise(command).catch(() => {
+        // Ignore grep errors when macOS user has no Chromium-based browser
+        // See https://github.com/facebook/docusaurus/issues/11204
+      });
+      if (!result) {
+        return [];
+      }
 
       const activeBrowsers = result.stdout.toString().trim().split('\n');