From 3a71528087206cdd084e62424ad6539490fbf12d Mon Sep 17 00:00:00 2001
From: Guldoman <giulio.lettieri@gmail.com>
Date: Mon, 11 Oct 2021 22:18:02 +0200
Subject: [PATCH] Allow specifying offset for `common.is_utf8_cont`

---
 data/core/common.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/data/core/common.lua b/data/core/common.lua
index 1a1b22cd..0d360640 100644
--- a/data/core/common.lua
+++ b/data/core/common.lua
@@ -1,8 +1,8 @@
 local common = {}
 
 
-function common.is_utf8_cont(char)
-  local byte = char:byte()
+function common.is_utf8_cont(s, offset)
+  local byte = s:byte(offset or 1)
   return byte >= 0x80 and byte < 0xc0
 end