ale/ale_linters/perl/perl.vim

60 lines
1.7 KiB
VimL

" Author: Vincent Lequertier <https://github.com/SkySymbol>
" Description: This file adds support for checking perl syntax
call ale#Set('perl_perl_executable', 'perl')
call ale#Set('perl_perl_options', '-c -Mwarnings -Ilib')
function! ale_linters#perl#perl#GetCommand(buffer) abort
return '%e' . ale#Pad(ale#Var(a:buffer, 'perl_perl_options')) . ' %t'
endfunction
let s:begin_failed_skip_pattern = '\v' . join([
\ '^Compilation failed in require',
\ '^Can''t locate',
\], '|')
function! ale_linters#perl#perl#Handle(buffer, lines) abort
let l:pattern = '\(.\+\) at \(.\+\) line \(\d\+\)'
let l:output = []
let l:basename = expand('#' . a:buffer . ':t')
let l:type = 'E'
if a:lines[-1] =~# 'syntax OK'
let l:type = 'W'
endif
let l:seen = {}
for l:match in ale#util#GetMatches(a:lines, l:pattern)
let l:line = l:match[3]
let l:file = l:match[2]
let l:text = l:match[1]
if ale#path#IsBufferPath(a:buffer, l:file)
\ && !has_key(l:seen,l:line)
\ && (
\ l:text isnot# 'BEGIN failed--compilation aborted'
\ || empty(l:output)
\ || match(l:output[-1].text, s:begin_failed_skip_pattern) < 0
\ )
call add(l:output, {
\ 'lnum': l:line,
\ 'text': l:text,
\ 'type': l:type,
\})
let l:seen[l:line] = 1
endif
endfor
return l:output
endfunction
call ale#linter#Define('perl', {
\ 'name': 'perl',
\ 'executable_callback': ale#VarFunc('perl_perl_executable'),
\ 'output_stream': 'both',
\ 'command_callback': 'ale_linters#perl#perl#GetCommand',
\ 'callback': 'ale_linters#perl#perl#Handle',
\})