Update scripts/run.sh

Co-authored-by: sourcery-ai[bot] <58596630+sourcery-ai[bot]@users.noreply.github.com>

scripts/run.sh

@@ -369,18 +369,28 @@ run_installation() {
 
     # 选择分支
     choose_branch() {
-        BRANCH=$(whiptail --title "🔀 选择分支" --radiolist "请选择要安装的分支：" 15 60 4 \
-            "main" "稳定最新版（推荐）" ON \
-            "classical" "经典版" OFF \
-            "custom" "自定义分支" OFF 3>&1 1>&2 2>&3)
+    BRANCH=$(whiptail --title "🔀 选择分支" --radiolist "请选择要安装的分支：" 15 60 4 \
+        "main" "稳定最新版（推荐）" ON \
+        "classical" "经典版" OFF \
+        "custom" "自定义分支" OFF 3>&1 1>&2 2>&3)
+    RETVAL=$?
+    if [ $RETVAL -ne 0 ]; then
+        whiptail --msgbox "操作取消！" 10 60
+        exit 1
+    fi
 
-        if [[ "$BRANCH" == "custom" ]]; then
-            BRANCH=$(whiptail --title "🔀 自定义分支" --inputbox "请输入自定义分支名称：" 10 60 "refactor" 3>&1 1>&2 2>&3)
-            [[ -z "$BRANCH" ]] && {
+    if [[ "$BRANCH" == "custom" ]]; then
+        BRANCH=$(whiptail --title "🔀 自定义分支" --inputbox "请输入自定义分支名称：" 10 60 "refactor" 3>&1 1>&2 2>&3)
+        RETVAL=$?
+        if [ $RETVAL -ne 0 ]; then
+            whiptail --msgbox "输入取消！" 10 60
+            exit 1
+        fi
+        if [[ -z "$BRANCH" ]]; then
             whiptail --msgbox "🚫 分支名称不能为空！" 10 60
             exit 1
-            }
         fi
+    fi
     }
     choose_branch