From c75078aa7a2f3daa748d21d970f191bce65746f5 Mon Sep 17 00:00:00 2001
From: sebastien <lorber.sebastien@gmail.com>
Date: Thu, 8 Aug 2024 15:18:12 +0200
Subject: [PATCH] Fix calling docusaurus CLI with no command

---
 packages/docusaurus/bin/docusaurus.mjs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/packages/docusaurus/bin/docusaurus.mjs b/packages/docusaurus/bin/docusaurus.mjs
index 3e773b9f2929..d1cf8ad7d654 100755
--- a/packages/docusaurus/bin/docusaurus.mjs
+++ b/packages/docusaurus/bin/docusaurus.mjs
@@ -254,6 +254,14 @@ function isExternalCommand(command) {
   return !!(command && !isInternalCommand(command) && !command.startsWith('-'));
 }
 
+// No command? We print the help message because Commander doesn't
+// Note argv looks like this: ['../node','../docusaurus.mjs','<command>',...rest]
+if (process.argv.length < 3) {
+  logger.error("You haven't provided any Docusaurus CLI command.");
+  cli.outputHelp();
+  process.exit(1);
+}
+
 // There is an unrecognized subcommand
 // Let plugins extend the CLI before parsing
 if (isExternalCommand(process.argv[2])) {