From 6b6571e650bba44c0037df110ae113dc5291ef7a Mon Sep 17 00:00:00 2001
From: Pulse Monitor <pulse@pulse-monitor.dev>
Date: Thu, 11 Sep 2025 15:20:39 +0000
Subject: [PATCH] fix: handle missing argument for --main option

Fixed 'unbound variable' error when using --main without additional arguments.
Added check for argument count before accessing $2.
---
 install.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/install.sh b/install.sh
index d0226ce5a..c7a3bb9ee 100755
--- a/install.sh
+++ b/install.sh
@@ -2254,7 +2254,7 @@ while [[ $# -gt 0 ]]; do
         --main|--source|--from-source|--branch)
             BUILD_FROM_SOURCE=true
             # Optional: specify branch
-            if [[ -n "$2" ]] && [[ ! "$2" =~ ^-- ]]; then
+            if [[ $# -gt 1 ]] && [[ -n "$2" ]] && [[ ! "$2" =~ ^-- ]]; then
                 SOURCE_BRANCH="$2"
                 shift 2
             else