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" Author: Devon Meunier <devon.meunier@gmail.com>
" Description: checkstyle for Java files
function! ale_linters#java#checkstyle#Handle(buffer, lines) abort
let l:output = []
" modern checkstyle versions
let l:pattern = '\v\[(WARN|ERROR)\] [a-zA-Z]?:?[^:]+:(\d+):(\d+)?:? (.*) \[(.+)\]$'
for l:match in ale#util#GetMatches(a:lines, l:pattern)
call add(l:output, {
\ 'type': l:match[1] is? 'WARN' ? 'W' : 'E',
\ 'lnum': l:match[2] + 0,
\ 'col': l:match[3] + 0,
\ 'text': l:match[4],
\ 'code': l:match[5],
\})
endfor
if !empty(l:output)
return l:output
endif
" old checkstyle versions
let l:pattern = '\v(.+):(\d+): ([^:]+): (.+)$'
for l:match in ale#util#GetMatches(a:lines, l:pattern)
call add(l:output, {
\ 'type': l:match[3] is? 'warning' ? 'W' : 'E',
\ 'lnum': l:match[2] + 0,
\ 'text': l:match[4],
\})
endfor
return l:output
endfunction
function! ale_linters#java#checkstyle#GetCommand(buffer) abort
return 'checkstyle '
\ . ale#Var(a:buffer, 'java_checkstyle_options')
\ . ' %s'
endfunction
if !exists('g:ale_java_checkstyle_options')
let g:ale_java_checkstyle_options = '-c /google_checks.xml'
endif
call ale#linter#Define('java', {
\ 'name': 'checkstyle',
\ 'executable': 'checkstyle',
\ 'command': function('ale_linters#java#checkstyle#GetCommand'),
\ 'callback': 'ale_linters#java#checkstyle#Handle',
\ 'lint_file': 1,
\})
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