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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
let g:ale_perl_perlcritic_executable =
\ get(g:, 'ale_perl_perlcritic_executable', 'perlcritic')
let g:ale_perl_perlcritic_profile =
\ get(g:, 'ale_perl_perlcritic_profile', '.perlcriticrc')
let g:ale_perl_perlcritic_options =
\ get(g:, 'ale_perl_perlcritic_options', '')
let g:ale_perl_perlcritic_showrules =
\ get(g:, 'ale_perl_perlcritic_showrules', 0)
function! ale_linters#perl#perlcritic#GetExecutable(buffer) abort
return ale#Var(a:buffer, 'perl_perlcritic_executable')
endfunction
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')
let l:command = ale#Escape(ale_linters#perl#perlcritic#GetExecutable(a:buffer))
\ . " --verbose '". l:critic_verbosity . "' --nocolor"
if l:profile isnot? ''
let l:command .= ' --profile ' . ale#Escape(l:profile)
endif
if l:options isnot? ''
let l:command .= ' ' . l:options
endif
return l:command
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],
\})
endfor
return l:output
endfunction
call ale#linter#Define('perl', {
\ 'name': 'perlcritic',
\ 'output_stream': 'stdout',
\ 'executable_callback': 'ale_linters#perl#perlcritic#GetExecutable',
\ 'command_callback': 'ale_linters#perl#perlcritic#GetCommand',
\ 'callback': 'ale_linters#perl#perlcritic#Handle',
\})
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