codekingpro/portable-devtools

1" Vim filetype plugin file.2 3" Language:		Lua4" Maintainer:		Doug Kearns <dougkearns@gmail.com>5" Previous Maintainer:	Max Ischenko <mfi@ukr.net>6" Contributor:		Dorai Sitaram <ds26@gte.com>7"			C.D. MacEachern <craig.daniel.maceachern@gmail.com>8"			Tyler Miller <tmillr@proton.me>9"			Phạm Bình An <phambinhanctb2004@gmail.com>10"			@konfekt11" Last Change:		2025 Apr 0412" 2025 May 06 by Vim Project update 'path' setting #1726713 14if exists("b:did_ftplugin")15  finish16endif17let b:did_ftplugin = 118 19" keep in sync with syntax/lua.vim20if !exists("lua_version")21  " Default is lua 5.322  let lua_version = 523  let lua_subversion = 324elseif !exists("lua_subversion")25  " lua_version exists, but lua_subversion doesn't. In this case set it to 026  let lua_subversion = 027endif28 29let s:cpo_save = &cpo30set cpo&vim31 32setlocal comments=:---,:--33setlocal commentstring=--\ %s34setlocal formatoptions-=t formatoptions+=croql35setlocal path-=. " Lua doesn't support importing module in path related to current file like JS36 37let &l:define = '\<function\|\<local\%(\s\+function\)\='38 39let &l:include = '\<\%(\%(do\|load\)file\|require\)\s*('40setlocal includeexpr=s:LuaInclude(v:fname)41setlocal suffixesadd=.lua42 43let b:undo_ftplugin = "setl cms< com< def< fo< inc< inex< sua< pa<"44 45if exists("loaded_matchit") && !exists("b:match_words")46  let b:match_ignorecase = 047  let b:match_words =48	\ '\<\%(do\|function\|if\)\>:' ..49	\ '\<\%(return\|else\|elseif\)\>:' ..50	\ '\<end\>,' ..51	\ '\<repeat\>:\<until\>,' ..52	\ '\%(--\)\=\[\(=*\)\[:]\1]'53  let b:undo_ftplugin ..= " | unlet! b:match_words b:match_ignorecase"54endif55 56if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")57  let b:browsefilter = "Lua Source Files (*.lua)\t*.lua\n"58  if has("win32")59    let b:browsefilter ..= "All Files (*.*)\t*\n"60  else61    let b:browsefilter ..= "All Files (*)\t*\n"62  endif63  let b:undo_ftplugin ..= " | unlet! b:browsefilter"64endif65 66if has("folding") && get(g:, "lua_folding", 0)67  setlocal foldmethod=expr68  setlocal foldexpr=s:LuaFold()69  let b:lua_lasttick = -170  let b:undo_ftplugin ..= " | setl foldexpr< foldmethod< | unlet! b:lua_lasttick b:lua_foldlists"71endif72 73" The rest of the file needs to be :sourced only once per Vim session74if exists("s:loaded_lua") || &cp75  let &cpo = s:cpo_save76  unlet s:cpo_save77  finish78endif79let s:loaded_lua = 180 81function s:LuaInclude(fname) abort82  let lua_ver = str2float(printf("%d.%02d", g:lua_version, g:lua_subversion))83  let fname = tr(a:fname, '.', '/')84  let paths = lua_ver >= 5.03 ? [fname .. ".lua", fname .. "/init.lua"] : [fname .. ".lua"]85  for path in paths86    if filereadable(path)87      return path88    endif89  endfor90  return fname91endfunction92 93let s:patterns = [94      \ ['do', 'end'],95      \ ['if\s+.+\s+then', 'end'],96      \ ['repeat', 'until\s+.+'],97      \ ['for\s+.+\s+do', 'end'],98      \ ['while\s+.+\s+do', 'end'],99      \ ['function.+', 'end'],100      \ ['return\s+function.+', 'end'],101      \ ['local\s+function\s+.+', 'end'],102      \ ]103 104function s:LuaFold() abort105  if b:lua_lasttick == b:changedtick106    return b:lua_foldlists[v:lnum - 1]107  endif108  let b:lua_lasttick = b:changedtick109 110  let b:lua_foldlists = []111  let foldlist = []112  let buf = getline(1, "$")113  for line in buf114    for t in s:patterns115      let open = 0116      let end = 0117      let tagopen  = '\v^\s*' .. t[0] ..'\s*$'118      let tagend = '\v^\s*' .. t[1] ..'\s*$'119      if line =~# tagopen120	call add(foldlist, t)121	let open = 1122	break123      elseif line =~# tagend124	if len(foldlist) > 0 && line =~# foldlist[-1][1]125	  call remove(foldlist, -1)126	  let end = 1127	else128	  let foldlist = []129	endif130	break131      endif132    endfor133    let prefix = ""134    if open == 1 | let prefix = ">" | endif135    if end == 1 | let prefix = "<" | endif136    let b:lua_foldlists += [prefix..(len(foldlist) + end)]137  endfor138 139  return b:lua_foldlists[v:lnum - 1]140endfunction141 142if !has('vim9script')143  let &cpo = s:cpo_save144  unlet s:cpo_save145 146  finish147endif148 149delfunction! s:LuaFold150def s:LuaFold(): string151  if b:lua_lasttick == b:changedtick152    return b:lua_foldlists[v:lnum - 1]153  endif154  b:lua_lasttick = b:changedtick155 156  b:lua_foldlists = []157  var foldlist = []158  var buf = getline(1, "$")159  for line in buf160    var open = 0161    var end = 0162    for t in patterns163      var tagopen  = '\v^\s*' .. t[0] .. '\s*$'164      var tagend = '\v^\s*' .. t[1] .. '\s*$'165      if line =~# tagopen166	add(foldlist, t)167	open = 1168	break169      elseif line =~# tagend170	if len(foldlist) > 0 && line =~# foldlist[-1][1]171	  end = 1172	  remove(foldlist, -1)173	else174	  foldlist = []175	endif176	break177      endif178    endfor179    var prefix = ""180    if open == 1 | prefix = ">" | endif181    if end == 1 | prefix = "<" | endif182    b:lua_foldlists += [prefix .. (len(foldlist) + end)]183  endfor184  return b:lua_foldlists[v:lnum - 1]185enddef186 187let &cpo = s:cpo_save188unlet s:cpo_save189 190" vim: nowrap sw=2 sts=2 ts=8 noet:191