--- /dev/null
+" Author: w0rp - <devw0rp@gmail.com>
+" Description: pug-lint for checking Pug/Jade files.
+
+call ale#Set('pug_puglint_options', '')
+call ale#Set('pug_puglint_executable', 'pug-lint')
+call ale#Set('pug_puglint_use_global', get(g:, 'ale_use_global_executables', 0))
+
+function! s:FindConfig(buffer) abort
+ for l:filename in [
+ \ '.pug-lintrc',
+ \ '.pug-lintrc.js',
+ \ '.pug-lintrc.json',
+ \ 'package.json',
+ \]
+ let l:config = ale#path#FindNearestFile(a:buffer, l:filename)
+
+ if !empty(l:config)
+ return l:config
+ endif
+ endfor
+
+ return ''
+endfunction
+
+function! ale_linters#pug#puglint#GetCommand(buffer) abort
+ let l:options = ale#Var(a:buffer, 'pug_puglint_options')
+ let l:config = s:FindConfig(a:buffer)
+
+ return '%e' . ale#Pad(l:options)
+ \ . (!empty(l:config) ? ' -c ' . ale#Escape(l:config) : '')
+ \ . ' -r inline %t'
+endfunction
+
+function! ale_linters#pug#puglint#Handle(buffer, lines) abort
+ for l:line in a:lines[:10]
+ if l:line =~# '^SyntaxError: '
+ return [{
+ \ 'lnum': 1,
+ \ 'text': 'puglint configuration error (type :ALEDetail for more information)',
+ \ 'detail': join(a:lines, "\n"),
+ \}]
+ endif
+ endfor
+
+ return ale#handlers#unix#HandleAsError(a:buffer, a:lines)
+endfunction
+
+call ale#linter#Define('pug', {
+\ 'name': 'puglint',
+\ 'executable': {b -> ale#path#FindExecutable(b, 'pug_puglint', [
+\ 'node_modules/.bin/pug-lint',
+\ ])},
+\ 'output_stream': 'stderr',
+\ 'command': function('ale_linters#pug#puglint#GetCommand'),
+\ 'callback': 'ale_linters#pug#puglint#Handle',
+\})