ale/ale_linters/python/pylint.vim

75 lines
2.3 KiB
VimL

" Author: keith <k@keith.so>
" Description: pylint for python files
let g:ale_python_pylint_executable =
\ get(g:, 'ale_python_pylint_executable', 'pylint')
let g:ale_python_pylint_options =
\ get(g:, 'ale_python_pylint_options', '')
let g:ale_python_pylint_use_global = get(g:, 'ale_python_pylint_use_global', 0)
function! ale_linters#python#pylint#GetExecutable(buffer) abort
if !ale#Var(a:buffer, 'python_pylint_use_global')
let l:virtualenv = ale#python#FindVirtualenv(a:buffer)
if !empty(l:virtualenv)
let l:ve_pylint = l:virtualenv . '/bin/pylint'
if executable(l:ve_pylint)
return l:ve_pylint
endif
endif
endif
return ale#Var(a:buffer, 'python_pylint_executable')
endfunction
function! ale_linters#python#pylint#GetCommand(buffer) abort
return shellescape(ale_linters#python#pylint#GetExecutable(a:buffer))
\ . ' ' . ale#Var(a:buffer, 'python_pylint_options')
\ . ' --output-format text --msg-template="{path}:{line}:{column}: {msg_id} ({symbol}) {msg}" --reports n'
\ . ' %s'
endfunction
function! ale_linters#python#pylint#Handle(buffer, lines) abort
" Matches patterns like the following:
"
" test.py:4:4: W0101 (unreachable) Unreachable code
let l:pattern = '\v^[^:]+:(\d+):(\d+): ([[:alnum:]]+) \((.*)\) (.*)$'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
"let l:failed = append(0, l:match)
let l:code = l:match[3]
if (l:code ==# 'C0303')
\ && !ale#Var(a:buffer, 'warn_about_trailing_whitespace')
" Skip warnings for trailing whitespace if the option is off.
continue
endif
if l:code ==# 'I0011'
" Skip 'Locally disabling' message
continue
endif
call add(l:output, {
\ 'lnum': l:match[1] + 0,
\ 'col': l:match[2] + 1,
\ 'text': l:code . ': ' . l:match[5],
\ 'type': l:code[:0] ==# 'E' ? 'E' : 'W',
\})
endfor
return l:output
endfunction
call ale#linter#Define('python', {
\ 'name': 'pylint',
\ 'executable_callback': 'ale_linters#python#pylint#GetExecutable',
\ 'command_callback': 'ale_linters#python#pylint#GetCommand',
\ 'callback': 'ale_linters#python#pylint#Handle',
\ 'lint_file': 1,
\})