nvim/pack/acp/start/ale/ale_linters/css/csslint.vim

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VimL

" Author: w0rp <devw0rp@gmail.com>
" Description: This file adds support for checking CSS code with csslint.
function! ale_linters#css#csslint#GetCommand(buffer) abort
let l:csslintrc = ale#path#FindNearestFile(a:buffer, '.csslintrc')
let l:config_option = !empty(l:csslintrc)
\ ? '--config=' . ale#Escape(l:csslintrc)
\ : ''
return 'csslint --format=compact ' . l:config_option . ' %t'
endfunction
call ale#linter#Define('css', {
\ 'name': 'csslint',
\ 'executable': 'csslint',
\ 'command': function('ale_linters#css#csslint#GetCommand'),
\ 'callback': 'ale#handlers#css#HandleCSSLintFormat',
\})