From 074e71014a4a51a0913928a92348ca1feaec9ce1 Mon Sep 17 00:00:00 2001
From: LamGC <lam827@lamgc.net>
Date: Sun, 3 Jan 2021 11:28:52 +0800
Subject: [PATCH] =?UTF-8?q?[Fix]=20CacheStore-Redis=20=E4=BF=AE=E5=A4=8D?=
 =?UTF-8?q?=20RemoveElementByIndex=20=E8=84=9A=E6=9C=AC=E8=BF=94=E5=9B=9E?=
 =?UTF-8?q?=E5=80=BC=E4=B8=8D=E7=BB=9F=E4=B8=80=E7=9A=84=E9=97=AE=E9=A2=98?=
 =?UTF-8?q?;?=
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[Fix] RemoveElementByIndex.lua 修复失败返回值不统一的问题;
---
 .../src/main/lua/RemoveElementByIndex.lua                     | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ContentGrabbingJi-CacheStore-redis/src/main/lua/RemoveElementByIndex.lua b/ContentGrabbingJi-CacheStore-redis/src/main/lua/RemoveElementByIndex.lua
index 4a7d865..d16a416 100644
--- a/ContentGrabbingJi-CacheStore-redis/src/main/lua/RemoveElementByIndex.lua
+++ b/ContentGrabbingJi-CacheStore-redis/src/main/lua/RemoveElementByIndex.lua
@@ -2,7 +2,7 @@ local key = tostring(KEYS[1])
 local index = tonumber(ARGV[1])
 
 if (key == nil) or (index == nil) then
-    return -1
+    return 0
 end
 
 local function getRandom(n)
@@ -21,7 +21,7 @@ end;
 local flag = getRandom(24)
 
 if (redis.call("llen", key) <= index) or redis.call("lIndex", key, index) == nil then
-    return -1
+    return 0
 else
     redis.call("lSet", key, index, flag);
     return redis.call("lRem", key, 0, flag);