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" Author: Shad
" Description: dockerlinter linter for dockerfile
call ale#Set('dockerfile_dockerlinter_executable', 'dockerlinter')
call ale#Set('dockerfile_dockerlinter_options', '')
function! ale_linters#dockerfile#dockerlinter#GetType(type) abort
if a:type is? 'error'
return 'E'
elseif a:type is? 'warning'
return 'W'
endif
return 'I'
endfunction
function! ale_linters#dockerfile#dockerlinter#Handle(buffer, lines) abort
try
let l:data = json_decode(join(a:lines, ''))
catch
return []
endtry
if empty(l:data)
" Should never happen, but it's better to be on the safe side
return []
endif
let l:messages = []
for l:object in l:data
let l:line = get(l:object, 'lineNumber', -1)
let l:message = l:object['message']
let l:type = l:object['level']
let l:detail = l:message
let l:code = l:object['code']
if l:code =~# '^SC'
let l:link = 'https://www.shellcheck.net/wiki/' . l:code
else
let l:link = 'https://github.com/buddy-works/dockerfile-linter/blob/master/Rules.md#' . l:code
endif
let l:detail = l:message . "\n\n" . l:link
call add(l:messages, {
\ 'lnum': l:line,
\ 'code': l:code,
\ 'text': l:message,
\ 'type': ale_linters#dockerfile#dockerlinter#GetType(l:type),
\ 'detail': l:detail,
\})
endfor
return l:messages
endfunction
function! ale_linters#dockerfile#dockerlinter#GetCommand(buffer) abort
return '%e' . ale#Pad(ale#Var(a:buffer, 'dockerfile_dockerlinter_options'))
\ . ' -j -f'
\ . ' %t'
endfunction
call ale#linter#Define('dockerfile', {
\ 'name': 'dockerlinter',
\ 'executable': {b -> ale#Var(b, 'dockerfile_dockerlinter_executable')},
\ 'command': function('ale_linters#dockerfile#dockerlinter#GetCommand'),
\ 'callback': 'ale_linters#dockerfile#dockerlinter#Handle',
\})
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