"============================================================================
"File:        sass.vim
"Description: Syntax checking plugin for syntastic.vim
"Maintainer:  Martin Grenfell <martin_grenfell at msn 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("loaded_sass_syntax_checker")
    finish
endif
let loaded_sass_syntax_checker = 1

"bail if the user doesnt have the sass binary installed
if !executable("sass")
    finish
endif

function! SyntaxCheckers_sass_GetLocList()
    let output = system("sass -c " . expand("%"))
    if v:shell_error != 0
        "sass only outputs the first error, so parse it ourselves
        let line = substitute(output, '^Syntax error on line \(\d*\):.*', '\1', '')
        let msg = substitute(output, '^Syntax error on line \d*:\(.*\)', '\1', '')
        return [{'lnum' : line, 'text' : msg, 'bufnr': bufnr("") }]
    endif
    return []
endfunction