let s:base = expand("<sfile>:h:h")
let Filter = { _, v -> stridx(v, s:base) == -1 && stridx(v, $VIMRUNTIME) == -1 && v !~ "after" }
let files = filter(globpath(&rtp, 'compiler/tidy.vim', 1, 1), Filter)
if len(files) > 0
  exec 'source ' . files[0]
  finish
endif
if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'tidy') == -1

" Vim compiler file
" Compiler:	HTML Tidy
" Maintainer:	Doug Kearns <dougkearns@gmail.com>
" Last Change:	2016 Apr 21

if exists("current_compiler")
  finish
endif
let current_compiler = "tidy"

if exists(":CompilerSet") != 2		" older Vim always used :setlocal
  command -nargs=* CompilerSet setlocal <args>
endif

CompilerSet makeprg=tidy\ -quiet\ -errors\ --gnu-emacs\ yes\ %:S

" foo.html:8:1: Warning: inserting missing 'foobar' element
" foo.html:9:2: Error: <foobar> is not recognized!
CompilerSet errorformat=%f:%l:%c:\ %trror:%m,%f:%l:%c:\ %tarning:%m,%-G%.%#

endif