ale/ale_linters/dockerfile/dockerfile_lint.vim
Alexander "Ananace" Olofsson 7af33637e8 Add the dockerfile_lint linter for Dockerfiles (#1971)
* Add the dockerfile_lint linter for Dockerfiles
2018-10-26 17:34:32 +01:00

62 lines
1.8 KiB
VimL

" Author: Alexander Olofsson <alexander.olofsson@liu.se>
call ale#Set('dockerfile_dockerfile_lint_executable', 'dockerfile_lint')
call ale#Set('dockerfile_dockerfile_lint_options', '')
function! ale_linters#dockerfile#dockerfile_lint#GetType(type) abort
if a:type is? 'error'
return 'E'
elseif a:type is? 'warn'
return 'W'
endif
return 'I'
endfunction
function! ale_linters#dockerfile#dockerfile_lint#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:type in ['error', 'warn', 'info']
for l:object in l:data[l:type]['data']
let l:line = get(l:object, 'line', -1)
let l:message = l:object['message']
if get(l:object, 'description', 'None') isnot# 'None'
let l:message = l:message . '. ' . l:object['description']
endif
call add(l:messages, {
\ 'lnum': l:line,
\ 'text': l:message,
\ 'type': ale_linters#dockerfile#dockerfile_lint#GetType(l:type),
\})
endfor
endfor
return l:messages
endfunction
function! ale_linters#dockerfile#dockerfile_lint#GetCommand(buffer) abort
return '%e' . ale#Pad(ale#Var(a:buffer, 'dockerfile_dockerfile_lint_options'))
\ . ' -p -j -f'
\ . ' %t'
endfunction
call ale#linter#Define('dockerfile', {
\ 'name': 'dockerfile_lint',
\ 'executable_callback': ale#VarFunc('dockerfile_dockerfile_lint_executable'),
\ 'command_callback': 'ale_linters#dockerfile#dockerfile_lint#GetCommand',
\ 'callback': 'ale_linters#dockerfile#dockerfile_lint#Handle',
\})