neovim/runtime/filetype.lua

63 lines
1.9 KiB
Lua

if vim.g.did_load_filetypes then
return
end
vim.g.did_load_filetypes = 1
vim.api.nvim_create_augroup('filetypedetect', { clear = false })
vim.api.nvim_create_autocmd({ 'BufRead', 'BufNewFile', 'StdinReadPost' }, {
group = 'filetypedetect',
callback = function(args)
if not vim.api.nvim_buf_is_valid(args.buf) then
return
end
local ft, on_detect = vim.filetype.match({
-- The unexpanded file name is needed here. #27914
-- Neither args.file nor args.match are guaranteed to be unexpanded.
filename = vim.fn.bufname(args.buf),
buf = args.buf,
})
if not ft then
-- Generic configuration file used as fallback
ft = require('vim.filetype.detect').conf(args.file, args.buf)
if ft then
vim.api.nvim_buf_call(args.buf, function()
vim.api.nvim_cmd({ cmd = 'setf', args = { 'FALLBACK', ft } }, {})
end)
end
else
-- on_detect is called before setting the filetype so that it can set any buffer local
-- variables that may be used the filetype's ftplugin
if on_detect then
on_detect(args.buf)
end
vim.api.nvim_buf_call(args.buf, function()
vim.api.nvim_cmd({ cmd = 'setf', args = { ft } }, {})
end)
end
end,
})
-- Set up the autocmd for user scripts.vim
vim.api.nvim_create_autocmd({ 'BufRead', 'BufNewFile' }, {
group = 'filetypedetect',
command = "if !did_filetype() && expand('<amatch>') !~ g:ft_ignore_pat | runtime! scripts.vim | endif",
})
vim.api.nvim_create_autocmd('StdinReadPost', {
group = 'filetypedetect',
command = 'if !did_filetype() | runtime! scripts.vim | endif',
})
if not vim.g.ft_ignore_pat then
vim.g.ft_ignore_pat = '\\.\\(Z\\|gz\\|bz2\\|zip\\|tgz\\)$'
end
-- These *must* be sourced after the autocommands above are created
vim.cmd([[
augroup filetypedetect
runtime! ftdetect/*.{vim,lua}
augroup END
]])