git.r.bdr.sh - rbdr/dotfiles/blob - vim/syntax_checkers/html.vim

   1 "============================================================================
   2 "File:        html.vim
   3 "Description: Syntax checking plugin for syntastic.vim
   4 "Maintainer:  Martin Grenfell <martin.grenfell at gmail dot com>
   5 "License:     This program is free software. It comes without any warranty,
   6 "             to the extent permitted by applicable law. You can redistribute
   7 "             it and/or modify it under the terms of the Do What The Fuck You
   8 "             Want To Public License, Version 2, as published by Sam Hocevar.
   9 "             See http://sam.zoy.org/wtfpl/COPYING for more details.
  10 "
  11 "============================================================================
  12 if exists("loaded_html_syntax_checker")
  13     finish
  14 endif
  15 let loaded_html_syntax_checker = 1
  16
  17 "bail if the user doesnt have tidy or grep installed
  18 if !executable("tidy") || !executable("grep")
  19     finish
  20 endif
  21
  22 " TODO: join this with xhtml.vim for DRY's sake?
  23 function! s:TidyEncOptByFenc()
  24     let tidy_opts = {
  25                 \'utf-8'       : '-utf8',
  26                 \'ascii'       : '-ascii',
  27                 \'latin1'      : '-latin1',
  28                 \'iso-2022-jp' : '-iso-2022',
  29                 \'cp1252'      : '-win1252',
  30                 \'macroman'    : '-mac',
  31                 \'utf-16le'    : '-utf16le',
  32                 \'utf-16'      : '-utf16',
  33                 \'big5'        : '-big5',
  34                 \'sjis'        : '-shiftjis',
  35                 \'cp850'       : '-ibm858',
  36                 \}
  37     return get(tidy_opts, &fileencoding, '-utf8')
  38 endfunction
  39
  40 let s:ignore_html_errors = [
  41                 \ "<table> lacks \"summary\" attribute",
  42                 \ "not approved by W3C",
  43                 \ "attribute \"placeholder\"",
  44                 \ "<meta> proprietary attribute \"charset\"",
  45                 \ "<meta> lacks \"content\" attribute",
  46                 \ "inserting \"type\" attribute",
  47                 \ "proprietary attribute \"data-"
  48                 \]
  49
  50 function! s:ValidateError(text)
  51     let valid = 0
  52     for i in s:ignore_html_errors
  53         if stridx(a:text, i) != -1
  54             let valid = 1
  55             break
  56         endif
  57     endfor
  58     return valid
  59 endfunction
  60
  61
  62 function! SyntaxCheckers_html_GetLocList()
  63
  64     let encopt = s:TidyEncOptByFenc()
  65     let makeprg="tidy ".encopt." --new-blocklevel-tags ".shellescape('section, article, aside, hgroup, header, footer, nav, figure, figcaption')." --new-inline-tags ".shellescape('video, audio, embed, mark, progress, meter, time, ruby, rt, rp, canvas, command, details, datalist')." --new-empty-tags ".shellescape('wbr, keygen')." -e ".shellescape(expand('%'))." 2>&1"
  66     let errorformat='%Wline %l column %c - Warning: %m,%Eline %l column %c - Error: %m,%-G%.%#,%-G%.%#'
  67     let loclist = SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat })
  68
  69     " process loclist since we need to add some info and filter out valid HTML5
  70     " from the errors
  71     let n = len(loclist) - 1
  72     let bufnum = bufnr("")
  73     while n >= 0
  74         let i = loclist[n]
  75         " filter out valid HTML5
  76         if s:ValidateError(i['text']) == 1
  77             unlet loclist[n]
  78         else
  79             "the file name isnt in the output so stick in the buf num manually
  80             let i['bufnr'] = bufnum
  81         endif
  82         let n -= 1
  83     endwhile
  84
  85     return loclist
  86 endfunction