From 9401c0371056a8860743e54089d3ff3be52d0ae3 Mon Sep 17 00:00:00 2001
From: Atif <iftakhar.awal@gmail.com>
Date: Thu, 24 Jul 2025 20:07:18 +0600
Subject: [PATCH 1/2] feat: add Windows_NT support in Makefile and dynamic
 library loading

---
 Makefile                     |  3 +++
 lua/CopilotChat/tiktoken.lua | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/Makefile b/Makefile
index cd71bc6e..c5d53c52 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,9 @@ ifeq ($(UNAME), Linux)
 else ifeq ($(UNAME), Darwin)
     OS := macOS
     EXT := dylib
+else ifeq ($(UNAME), Windows_NT)
+    OS := windows
+    EXT := dll
 else
     $(error Unsupported operating system: $(UNAME))
 endif
diff --git a/lua/CopilotChat/tiktoken.lua b/lua/CopilotChat/tiktoken.lua
index 9bfa2945..a4582cb4 100644
--- a/lua/CopilotChat/tiktoken.lua
+++ b/lua/CopilotChat/tiktoken.lua
@@ -2,6 +2,23 @@ local notify = require('CopilotChat.notify')
 local utils = require('CopilotChat.utils')
 local current_tokenizer = nil
 
+--- @return string
+local function get_lib_extension()
+  if jit.os:lower() == 'mac' or jit.os:lower() == 'osx' then
+    return '.dylib'
+  end
+  if jit.os:lower() == 'windows' then
+    return '.dll'
+  end
+  return '.so'
+end
+
+package.cpath = package.cpath
+  .. ';'
+  .. debug.getinfo(1).source:match('@?(.*/)')
+  .. '../../build/?'
+  .. get_lib_extension()
+
 local tiktoken_ok, tiktoken_core = pcall(require, 'tiktoken_core')
 if not tiktoken_ok then
   tiktoken_core = nil

From 5eb3ec28b03964b598868ffee6851208e8822618 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Thu, 24 Jul 2025 14:33:49 +0000
Subject: [PATCH 2/2] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 README.md | 1 -
 1 file changed, 1 deletion(-)

diff --git a/README.md b/README.md
index 6761c5e6..66a56cf7 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,6 @@ CopilotChat.nvim is a Neovim plugin that brings GitHub Copilot Chat capabilities
 ## Optional Dependencies
 
 - [tiktoken_core](https://github.com/gptlang/lua-tiktoken) - For accurate token counting
-
   - Arch Linux: Install [`luajit-tiktoken-bin`](https://aur.archlinux.org/packages/luajit-tiktoken-bin) or [`lua51-tiktoken-bin`](https://aur.archlinux.org/packages/lua51-tiktoken-bin) from AUR
   - Via luarocks: `sudo luarocks install --lua-version 5.1 tiktoken_core`
   - Manual: Download from [lua-tiktoken releases](https://github.com/gptlang/lua-tiktoken/releases) and save as `tiktoken_core.so` in your Lua path