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" Author: ynonp - https://github.com/ynonp
" Description: rubocop for Ruby files
function! ale_linters#ruby#rubocop#Handle(buffer, lines) abort
" Matches patterns line the following:
"
" <path>:83:29: C: Prefer single-quoted strings when you don't
" need string interpolation or special symbols.
let l:pattern = '\v:(\d+):(\d+): (.): (.+)'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:text = l:match[4]
let l:type = l:match[3]
" vcol is Needed to indicate that the column is a character.
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:text,
\ 'type': index(['C', 'E'], l:type) != -1 ? 'E' : 'W',
\ 'nr': -1,
\})
endfor
return l:output
endfunction
function! ale_linters#ruby#rubocop#GetCommand(buffer) abort
return 'rubocop --format emacs --force-exclusion ' .
\ g:ale_ruby_rubocop_options .
\ ' --stdin ' . bufname(a:buffer)
endfunction
" Set this option to change Rubocop options.
if !exists('g:ale_ruby_rubocop_options')
" let g:ale_ruby_rubocop_options = '--lint'
let g:ale_ruby_rubocop_options = ''
endif
call ale#linter#Define('ruby', {
\ 'name': 'rubocop',
\ 'executable': 'rubocop',
\ 'command_callback': 'ale_linters#ruby#rubocop#GetCommand',
\ 'callback': 'ale_linters#ruby#rubocop#Handle',
\})
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