ale/ale_linters/haskell/hlint.vim

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VimL

" Author: jparoz <jesse.paroz@gmail.com>
" Description: hlint for Haskell files
call ale#Set('haskell_hlint_executable', 'hlint')
call ale#Set('haskell_hlint_options', get(g:, 'hlint_options', ''))
function! ale_linters#haskell#hlint#Handle(buffer, lines) abort
let l:output = []
for l:error in ale#util#FuzzyJSONDecode(a:lines, [])
if l:error.severity is# 'Error'
let l:type = 'E'
elseif l:error.severity is# 'Suggestion'
let l:type = 'I'
else
let l:type = 'W'
endif
call add(l:output, {
\ 'lnum': str2nr(l:error.startLine),
\ 'col': str2nr(l:error.startColumn),
\ 'end_lnum': str2nr(l:error.endLine),
\ 'end_col': str2nr(l:error.endColumn),
\ 'text': l:error.severity . ': ' . l:error.hint . '. Found: ' . l:error.from . ' Why not: ' . l:error.to,
\ 'type': l:type,
\})
endfor
return l:output
endfunction
function! ale_linters#haskell#hlint#GetCommand(buffer) abort
let l:hlintopts = '--color=never --json'
return ale#handlers#hlint#GetExecutable(a:buffer)
\ . ' ' . ale#Var(a:buffer, 'haskell_hlint_options')
\ . ' ' . l:hlintopts
\ . ' -'
endfunction
call ale#linter#Define('haskell', {
\ 'name': 'hlint',
\ 'executable_callback': ale#VarFunc('haskell_hlint_executable'),
\ 'command_callback': 'ale_linters#haskell#hlint#GetCommand' ,
\ 'callback': 'ale_linters#haskell#hlint#Handle',
\})