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" Author: Horacio Sanson - https://github.com/hsanson
" Description: Support for bibclean linter for BibTeX files.
call ale#Set('bib_bibclean_executable', 'bibclean')
function! ale_linters#bib#bibclean#GetCommand(buffer) abort
let l:executable = ale#Var(a:buffer, 'bib_bibclean_executable')
return ale#Escape(l:executable) . ' -file-position '
endfunction
function! ale_linters#bib#bibclean#get_type(str) abort
if a:str is# '??'
return 'E'
else
return 'W'
endif
endfunction
function! ale_linters#bib#bibclean#match_msg(line) abort
" Legacy message pattern works for bibclean <= v2.11.4. If empty, try
" the new message pattern for bibtex > v2.11.4
let l:matches_legacy = matchlist(a:line, '^\(.*\) "stdin", line \(\d\+\): \(.*\)$')
return ! empty(l:matches_legacy) ? l:matches_legacy
\ : matchlist(a:line, '^\(.*\) stdin:\(\d\+\):\(.*\)$')
endfunction
function! ale_linters#bib#bibclean#match_entry(line) abort
return matchlist(a:line, 'Entry input byte=.* line=\(.*\) column=\(.*\) output .*$')
endfunction
function! ale_linters#bib#bibclean#match_value(line) abort
return matchlist(a:line, 'Value input byte=.* line=\(.*\) column=\(.*\) output .*$')
endfunction
function! ale_linters#bib#bibclean#Handle(buffer, lines) abort
let l:output = []
let l:type = 'E'
let l:msg = ''
for l:line in a:lines
if empty(l:msg)
let l:mlist = ale_linters#bib#bibclean#match_msg(l:line)
if !empty(l:mlist)
let l:msg = l:mlist[3]
let l:type = ale_linters#bib#bibclean#get_type(l:mlist[1])
endif
else
if l:type is# 'E'
let l:mlist = ale_linters#bib#bibclean#match_entry(l:line)
else
let l:mlist = ale_linters#bib#bibclean#match_value(l:line)
endif
if !empty(l:mlist)
call add(l:output, {
\ 'lnum': l:mlist[1],
\ 'col': l:mlist[2],
\ 'text': l:msg,
\ 'type': l:type
\})
let l:msg = ''
endif
endif
endfor
return l:output
endfunction
call ale#linter#Define('bib', {
\ 'name': 'bibclean',
\ 'executable': {b -> ale#Var(b, 'bib_bibclean_executable')},
\ 'command': function('ale_linters#bib#bibclean#GetCommand'),
\ 'output_stream': 'stderr',
\ 'callback': 'ale_linters#bib#bibclean#Handle',
\})
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