From 9dd0eeb6eab9c7f070a39b792d93f6ceffe63d4a Mon Sep 17 00:00:00 2001
From: Lewis Russell <lewis6991@gmail.com>
Date: Thu, 10 Sep 2026 16:10:37 +0100
Subject: refactor(help): reuse help.lua to generate build tags

Make gen_helptags.lua call help.lua instead of keeping its own tag
parser. Builds and :helptags now use the same code.

Allow the shared code to run without Neovim, and fail the build when tag
generation reports an error.

AI-assisted
---
 runtime/lua/vim/fs.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'runtime/lua/vim/fs.lua')

diff --git a/runtime/lua/vim/fs.lua b/runtime/lua/vim/fs.lua
index 1c50ce6ca7..7cab745297 100644
--- a/runtime/lua/vim/fs.lua
+++ b/runtime/lua/vim/fs.lua
@@ -44,8 +44,8 @@ local uv = vim.uv
 
 local M = {}
 
-local iswin = vim.fn.has('win32') == 1
-local os_sep = iswin and '\\' or '/'
+local os_sep = package.config:sub(1, 1)
+local iswin = os_sep == '\\'
 
 --- Iterate over all the parents of the given path (not expanded/resolved, the caller must do that).
 ---
-- 
cgit