From c331a5e24895dbc276207a46e5b2ff7bb91dd5f6 Mon Sep 17 00:00:00 2001
From: shagu <ericmauser@googlemail.com>
Date: Thu, 19 Nov 2020 15:33:52 +0100
Subject: [PATCH] libcast: assign tooltip scanner only once on use

---
 libs/libcast.lua | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libs/libcast.lua b/libs/libcast.lua
index bc51a88e..fae2e270 100644
--- a/libs/libcast.lua
+++ b/libs/libcast.lua
@@ -414,12 +414,12 @@ end, true)
 
 hooksecurefunc("UseAction", function(slot, target, button)
   scanner:SetAction(slot)
-  _, lastrank = scanner:Line(1)
+  local spellName, rank = scanner:Line(1)
+
   lastcasttex = GetActionTexture(slot)
+  lastrank = rank
 
   if GetActionText(slot) or not IsCurrentAction(slot) then return end
-  scanner:SetAction(slot)
-  local spellName = scanner:Line(1)
   CastCustom(spellName)
 end, true)