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sources_non_forked/syntastic/syntax_checkers/lua/luac.vim

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+"============================================================================
+"File:        lua.vim
+"Description: Syntax checking plugin for syntastic.vim
+"Maintainer:  Gregor Uhlenheuer <kongo2002 at gmail dot com>
+"License:     This program is free software. It comes without any warranty,
+"             to the extent permitted by applicable law. You can redistribute
+"             it and/or modify it under the terms of the Do What The Fuck You
+"             Want To Public License, Version 2, as published by Sam Hocevar.
+"             See http://sam.zoy.org/wtfpl/COPYING for more details.
+"
+"============================================================================
+
+if exists("g:loaded_syntastic_lua_luac_checker")
+    finish
+endif
+let g:loaded_syntastic_lua_luac_checker=1
+
+function! SyntaxCheckers_lua_luac_IsAvailable()
+    return executable('luac')
+endfunction
+
+function! SyntaxCheckers_lua_luac_GetHighlightRegex(pos)
+    let near = matchstr(a:pos['text'], "near '[^']\\+'")
+    let result = ''
+    if len(near) > 0
+        let near = split(near, "'")[1]
+        if near == '<eof>'
+            let p = getpos('$')
+            let a:pos['lnum'] = p[1]
+            let a:pos['col'] = p[2]
+            let result = '\%'.p[2].'c'
+        else
+            let result = '\V'.near
+        endif
+        let open = matchstr(a:pos['text'], "(to close '[^']\\+' at line [0-9]\\+)")
+        if len(open) > 0
+            let oline = split(open, "'")[1:2]
+            let line = 0+strpart(oline[1], 9)
+            call matchadd('SpellCap', '\%'.line.'l\V'.oline[0])
+        endif
+    endif
+    return result
+endfunction
+
+
+function! SyntaxCheckers_lua_luac_GetLocList()
+    let makeprg = syntastic#makeprg#build({
+        \ 'exe': 'luac',
+        \ 'args': '-p',
+        \ 'filetype': 'lua',
+        \ 'subchecker': 'luac' })
+
+    let errorformat =  'luac: %#%f:%l: %m'
+
+    return SyntasticMake({
+        \ 'makeprg': makeprg,
+        \ 'errorformat': errorformat,
+        \ 'defaults': { 'bufnr': bufnr(''), 'type': 'E' } })
+
+endfunction
+
+call g:SyntasticRegistry.CreateAndRegisterChecker({
+    \ 'filetype': 'lua',
+    \ 'name': 'luac'})