runtime/ftplugin/lua.lua

-- use treesitter over syntax
vim.treesitter.start()

vim.bo.includeexpr = [[v:lua.require'vim._ftplugin.lua'.includeexpr(v:fname)]]
vim.bo.omnifunc = 'v:lua.vim.lua_omnifunc'
vim.wo[0][0].foldexpr = 'v:lua.vim.treesitter.foldexpr()'

vim.b.undo_ftplugin = (vim.b.undo_ftplugin or '')
  .. '\n call v:lua.vim.treesitter.stop()'
  .. '\n setl omnifunc< foldexpr< includeexpr<'
feat(treesitter): highlight Lua files by default (#26824 ) 2024-01-01 15:37:07 +01:00			`-- use treesitter over syntax`
			`vim.treesitter.start()`
fix(runtime): stop treesitter highlight in b:undo_ftplugin (#29533 ) 2024-07-03 15:24:12 +08:00
fix(runtime): E15: Invalid expression in lua file when `gf` 2025-03-18 08:59:48 +08:00			`vim.bo.includeexpr = [[v:lua.require'vim._ftplugin.lua'.includeexpr(v:fname)]]`
feat(runtime): Lua ftplugin sets 'omnifunc', 'foldexpr' #32697 2025-03-15 23:44:53 +07:00			`vim.bo.omnifunc = 'v:lua.vim.lua_omnifunc'`
			`vim.wo[0][0].foldexpr = 'v:lua.vim.treesitter.foldexpr()'`

			`vim.b.undo_ftplugin = (vim.b.undo_ftplugin or '')`
			`.. '\n call v:lua.vim.treesitter.stop()'`
revert: "fix(runtime): set 'foldmethod' for Lua ftplugin #34929 " (#34947 ) 2025-07-16 05:15:16 +07:00			`.. '\n setl omnifunc< foldexpr< includeexpr<'`