From ce5d421c982452739b0e94083d36c54daeb364ea Mon Sep 17 00:00:00 2001
From: Aaron Pham <contact@aarnphm.xyz>
Date: Fri, 16 Aug 2024 01:54:44 -0400
Subject: [PATCH] fix: correct trim path (#22)

---
 lua/tiktoken_lib.lua | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lua/tiktoken_lib.lua b/lua/tiktoken_lib.lua
index f2811b666..c9dcc5d46 100644
--- a/lua/tiktoken_lib.lua
+++ b/lua/tiktoken_lib.lua
@@ -19,10 +19,15 @@ H.library_path = function()
   return dirname .. ("../build/?.%s"):format(ext)
 end
 
+---@type fun(s: string): string
+local trim_semicolon = function(s)
+  return s:sub(-1) == ";" and s:sub(1, -2) or s
+end
+
 M.load = function()
   local library_path = H.library_path()
   if not string.find(package.cpath, library_path, 1, true) then
-    package.cpath = package.cpath .. ";" .. library_path
+    package.cpath = trim_semicolon(package.cpath) .. ";" .. library_path
   end
 end