ale/ale_linters/python/pylama.vim
w0rp 9fe7b1fe6a
Close #2281 - Separate cwd commands from commands
Working directories are now set seperately from the commands so they
can later be swapped out when running linters over projects is
supported, and also better support filename mapping for running linters
on other machines in future.
2021-03-01 20:11:10 +00:00

94 lines
3.2 KiB
VimL

" Author: Kevin Locke <kevin@kevinlocke.name>
" Description: pylama for python files
call ale#Set('python_pylama_executable', 'pylama')
call ale#Set('python_pylama_options', '')
call ale#Set('python_pylama_use_global', get(g:, 'ale_use_global_executables', 0))
call ale#Set('python_pylama_auto_pipenv', 0)
call ale#Set('python_pylama_change_directory', 1)
function! ale_linters#python#pylama#GetExecutable(buffer) abort
if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pylama_auto_pipenv'))
\ && ale#python#PipenvPresent(a:buffer)
return 'pipenv'
endif
return ale#python#FindExecutable(a:buffer, 'python_pylama', ['pylama'])
endfunction
function! ale_linters#python#pylama#GetCwd(buffer) abort
if ale#Var(a:buffer, 'python_pylama_change_directory')
" Pylama loads its configuration from the current directory only, and
" applies file masks using paths relative to the current directory.
" Run from project root, if found, otherwise buffer dir.
let l:project_root = ale#python#FindProjectRoot(a:buffer)
return !empty(l:project_root) ? l:project_root : '%s:h'
endif
return ''
endfunction
function! ale_linters#python#pylama#GetCommand(buffer) abort
let l:executable = ale_linters#python#pylama#GetExecutable(a:buffer)
let l:exec_args = l:executable =~? 'pipenv$'
\ ? ' run pylama'
\ : ''
" Note: Using %t to lint changes would be preferable, but many pylama
" checks use surrounding paths (e.g. C0103 module name, E0402 relative
" import beyond top, etc.). Neither is ideal.
return ale#Escape(l:executable) . l:exec_args
\ . ale#Pad(ale#Var(a:buffer, 'python_pylama_options'))
\ . ' %s'
endfunction
function! ale_linters#python#pylama#Handle(buffer, lines) abort
if empty(a:lines)
return []
endif
let l:output = ale#python#HandleTraceback(a:lines, 1)
let l:pattern = '\v^.{-}:([0-9]+):([0-9]+): +%(([A-Z][0-9]+):? +)?(.*)$'
" First letter of error code is a pylint-compatible message type
" http://pylint.pycqa.org/en/latest/user_guide/output.html#source-code-analysis-section
" D is for Documentation (pydocstyle)
let l:pylint_type_to_ale_type = {
\ 'I': 'I',
\ 'R': 'W',
\ 'C': 'W',
\ 'W': 'W',
\ 'E': 'E',
\ 'F': 'E',
\ 'D': 'W',
\}
let l:pylint_type_to_ale_sub_type = {
\ 'R': 'style',
\ 'C': 'style',
\ 'D': 'style',
\}
for l:match in ale#util#GetMatches(a:lines, l:pattern)
call add(l:output, {
\ 'lnum': str2nr(l:match[1]),
\ 'col': str2nr(l:match[2]),
\ 'code': l:match[3],
\ 'type': get(l:pylint_type_to_ale_type, l:match[3][0], 'W'),
\ 'sub_type': get(l:pylint_type_to_ale_sub_type, l:match[3][0], ''),
\ 'text': l:match[4],
\})
endfor
return l:output
endfunction
call ale#linter#Define('python', {
\ 'name': 'pylama',
\ 'executable': function('ale_linters#python#pylama#GetExecutable'),
\ 'cwd': function('ale_linters#python#pylama#GetCwd'),
\ 'command': function('ale_linters#python#pylama#GetCommand'),
\ 'callback': 'ale_linters#python#pylama#Handle',
\ 'lint_file': 1,
\})