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" Author: Dmitri Vereshchagin <dmitri.vereshchagin@gmail.com>
" Description: SyntaxErl linter for Erlang files
call ale#Set('erlang_syntaxerl_executable', 'syntaxerl')
function! ale_linters#erlang#syntaxerl#RunHelpCommand(buffer) abort
let l:executable = ale#Var(a:buffer, 'erlang_syntaxerl_executable')
return ale#command#Run(
\ a:buffer,
\ ale#Escape(l:executable) . ' -h',
\ function('ale_linters#erlang#syntaxerl#GetCommand'),
\)
endfunction
function! ale_linters#erlang#syntaxerl#GetCommand(buffer, output, meta) abort
let l:use_b_option = match(a:output, '\C\V-b, --base\>') > -1
return '%e' . (l:use_b_option ? ' -b %s %t' : ' %t')
endfunction
function! ale_linters#erlang#syntaxerl#Handle(buffer, lines) abort
let l:pattern = '\v\C:(\d+):( warning:)? (.+)'
let l:loclist = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
call add(l:loclist, {
\ 'lnum': l:match[1] + 0,
\ 'text': l:match[3],
\ 'type': empty(l:match[2]) ? 'E' : 'W',
\})
endfor
return l:loclist
endfunction
call ale#linter#Define('erlang', {
\ 'name': 'syntaxerl',
\ 'executable': {b -> ale#Var(b, 'erlang_syntaxerl_executable')},
\ 'command': {b -> ale_linters#erlang#syntaxerl#RunHelpCommand(b)},
\ 'callback': 'ale_linters#erlang#syntaxerl#Handle',
\})
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