mirror of
https://github.com/neovim/neovim.git
synced 2025-11-04 01:34:25 +00:00
d0d4160dd1
- Add runtime/lua/vim/vimhelp.lua, which is a translation of Vim's runtime/import/dist/vimhelp.vim. - Unlike Vim, run the highlighting from an ftplugin file instead of a syntax file, so that it is run even if using treesitter.
32 lines
803 B
Lua
32 lines
803 B
Lua
-- Extra functionality for displaying Vim help.
|
|
|
|
local M = {}
|
|
|
|
-- Called when editing the doc/syntax.txt file
|
|
function M.highlight_groups()
|
|
local save_cursor = vim.fn.getcurpos()
|
|
|
|
local start_lnum = vim.fn.search([[\*highlight-groups\*]], 'c')
|
|
if start_lnum == 0 then
|
|
return
|
|
end
|
|
local end_lnum = vim.fn.search('^======')
|
|
if end_lnum == 0 then
|
|
return
|
|
end
|
|
|
|
local ns = vim.api.nvim_create_namespace('vimhelp')
|
|
vim.api.nvim_buf_clear_namespace(0, ns, 0, -1)
|
|
|
|
for lnum = start_lnum, end_lnum do
|
|
local word = vim.api.nvim_buf_get_lines(0, lnum - 1, lnum, true)[1]:match('^(%w+)\t')
|
|
if vim.fn.hlexists(word) ~= 0 then
|
|
vim.api.nvim_buf_set_extmark(0, ns, lnum - 1, 0, { end_col = #word, hl_group = word })
|
|
end
|
|
end
|
|
|
|
vim.fn.setpos('.', save_cursor)
|
|
end
|
|
|
|
return M
|