From db37321fb23dfe7c257956b2d344e3642d3769ee Mon Sep 17 00:00:00 2001
From: taoky <me@taoky.moe>
Date: Mon, 22 Jan 2024 15:44:41 +0800
Subject: [PATCH] break while loop when next_page is empty

---
 common.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/common.sh b/common.sh
index e06be87..84870b7 100755
--- a/common.sh
+++ b/common.sh
@@ -8,8 +8,11 @@ docker-tags(){
         return 1
     fi
     grep -oP '(?<="name":").+?(?=")' <(echo "$tags_js")
-    while next_page=$(grep -oP '(?<="next":").+?(?=")' <(echo "$tags_js") | sed 's/\\u0026/\&/' )
+    while next_page=$(grep -oP '(?<="next":").+?(?=")' <(echo "$tags_js") | sed 's/\\u0026/\&/' | xargs)
     do
+        if [[ -z "$next_page" || "$next_page" == "null" ]]; then
+            break
+        fi
         tags_js=$(curl -sSL "$next_page")
         if [ $? -ne 0 ]; then
             echo "curl $next_page failed" >&2