From 39961f7d4f16d229796c68aa670d2e357dd30a1e Mon Sep 17 00:00:00 2001
From: Evgeny <zobnin@gmail.com>
Date: Thu, 5 May 2022 08:46:46 +0300
Subject: [PATCH] currency-cbr-search script small fix

---
 community/currency-cbr-search.lua | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/community/currency-cbr-search.lua b/community/currency-cbr-search.lua
index 6b6ec6e..2698919 100644
--- a/community/currency-cbr-search.lua
+++ b/community/currency-cbr-search.lua
@@ -21,6 +21,8 @@ local val = 0
 function on_search(inp)
 	val = 0
 	local c,d,m,y = inp:match("^(%a%a%a)%s?(%d?%d?)%s?(%d?%d?)%s?(%d?%d?%d?%d?)$")
+    if c == nil then return end
+
 	cur = c:upper()
 	local t = os.date("*t")
 	if d == "" then
@@ -65,4 +67,4 @@ end
 function on_long_click()
 	system:copy_to_clipboard(val)
 	return true
-end
\ No newline at end of file
+end