From 2781a9aa2528fd7a21d4b07c553f7cab3377e4d9 Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Wed, 3 Sep 2014 00:37:41 +0200
Subject: util.hex: Use locals!

---
 util/hex.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'util/hex.lua')

diff --git a/util/hex.lua b/util/hex.lua
index 72fc22bd..b21ee17e 100644
--- a/util/hex.lua
+++ b/util/hex.lua
@@ -8,11 +8,11 @@ local function hex_to_char(h)
 	return s_char(tonumber(h, 16));
 end
 
-function to(s)
+local function to(s)
 	return s:gsub(".", char_to_hex);
 end
 
-function from(s)
+local function from(s)
 	return s:gsub("..", hex_to_char);
 end
 
-- 
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