"============================================================================
"File:        prettycss.vim
"Description: Syntax checking plugin for syntastic.vim
"Maintainer:  LCD 47 <lcd047 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.
"
"============================================================================
"
" For details about PrettyCSS see:
"
"   - http://fidian.github.io/PrettyCSS/
"   - https://github.com/fidian/PrettyCSS

if exists("g:loaded_syntastic_css_prettycss_checker")
    finish
endif
let g:loaded_syntastic_css_prettycss_checker=1

function! SyntaxCheckers_css_prettycss_IsAvailable()
    return executable('prettycss')
endfunction

function! SyntaxCheckers_css_prettycss_GetHighlightRegex(item)
    let term = matchstr(a:item["text"], ' (\zs[^)]\+\ze)$')
    if term != ''
        let term = '\V' . term
    endif
    return term
endfunction

function! SyntaxCheckers_css_prettycss_GetLocList()
    let makeprg = syntastic#makeprg#build({
        \ 'exe': 'prettycss',
        \ 'subchecker': 'prettycss' })

    " Print CSS Lint's error/warning messages from compact format. Ignores blank lines.
    let errorformat =
        \ '%EError:  %m\, line %l\, char %c),' .
        \ '%WWarning:  %m\, line %l\, char %c),' .
        \ '%-G%.%#'

    let loclist = SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat, 'defaults': {'bufnr': bufnr("")} })
    for n in range(0, len(loclist) - 1)
        let loclist[n]["text"] .= ')'
    endfor

    return sort(loclist, 's:CmpLoclist')
endfunction

function! s:CmpLoclist(a, b)
    return a:a['lnum'] - a:b['lnum']
endfunction

call g:SyntasticRegistry.CreateAndRegisterChecker({
    \ 'filetype': 'css',
    \ 'name': 'prettycss'})