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" Author: Vincent Lequertier <https://github.com/SkySymbol>, Chris Weyl <cweyl@alumni.drew.edu>
" Description: This file adds support for checking perl with perl critic
call ale#Set('perl_perlcritic_executable', 'perlcritic')
call ale#Set('perl_perlcritic_profile', '.perlcriticrc')
call ale#Set('perl_perlcritic_options', '')
call ale#Set('perl_perlcritic_showrules', 0)
function! ale_linters#perl#perlcritic#GetProfile(buffer) abort
" first see if we've been overridden
let l:profile = ale#Var(a:buffer, 'perl_perlcritic_profile')
if l:profile is? ''
return ''
endif
" otherwise, iterate upwards to find it
return ale#path#FindNearestFile(a:buffer, l:profile)
endfunction
function! ale_linters#perl#perlcritic#GetCommand(buffer) abort
let l:critic_verbosity = '%l:%c %m\n'
if ale#Var(a:buffer, 'perl_perlcritic_showrules')
let l:critic_verbosity = '%l:%c %m [%p]\n'
endif
let l:profile = ale_linters#perl#perlcritic#GetProfile(a:buffer)
let l:options = ale#Var(a:buffer, 'perl_perlcritic_options')
return '%e'
\ . ' --verbose ' . ale#Escape(l:critic_verbosity)
\ . ' --nocolor'
\ . (!empty(l:profile) ? ' --profile ' . ale#Escape(l:profile) : '')
\ . ale#Pad(l:options)
endfunction
function! ale_linters#perl#perlcritic#Handle(buffer, lines) abort
let l:pattern = '\(\d\+\):\(\d\+\) \(.\+\)'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
call add(l:output, {
\ 'lnum': l:match[1],
\ 'col': l:match[2],
\ 'text': l:match[3],
\ 'type': 'W'
\})
endfor
return l:output
endfunction
call ale#linter#Define('perl', {
\ 'name': 'perlcritic',
\ 'output_stream': 'stdout',
\ 'executable': {b -> ale#Var(b, 'perl_perlcritic_executable')},
\ 'command': function('ale_linters#perl#perlcritic#GetCommand'),
\ 'callback': 'ale_linters#perl#perlcritic#Handle',
\})
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