ale/ale_linters/javascript/jshint.vim

86 lines
2.5 KiB
VimL

" Author: Chris Kyrouac - https://github.com/fijshion
" Description: JSHint for Javascript files
if exists('g:loaded_ale_linters_javascript_jshint')
finish
endif
let g:loaded_ale_linters_javascript_jshint = 1
let g:ale_javascript_jshint_executable =
\ get(g:, 'ale_javascript_jshint_executable', 'jshint')
function! ale_linters#javascript#jshint#GetCommand(buffer)
" Set this to the location of the jshint configuration file to
" use a fixed location for .jshintrc
if exists('g:ale_jshint_config_loc')
let l:jshint_config = g:ale_jshint_config_loc
else
" Look for the JSHint config in parent directories.
let l:jshint_config = ale#util#FindNearestFile(a:buffer, '.jshintrc')
endif
let l:command = g:ale_javascript_jshint_executable . ' --reporter unix'
if !empty(l:jshint_config)
let l:command .= ' --config ' . fnameescape(l:jshint_config)
endif
let l:command .= ' -'
return l:command
endfunction
function! ale_linters#javascript#jshint#Handle(buffer, lines)
" Matches patterns line the following:
"
" stdin:57:9: Missing name in function declaration.
" stdin:60:5: Attempting to override 'test2' which is a constant.
" stdin:57:10: 'test' is defined but never used.
" stdin:57:1: 'function' is defined but never used.
let l:pattern = '^.\+:\(\d\+\):\(\d\+\): \(.\+\)'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:text = l:match[3]
let l:marker_parts = l:match[4]
if len(l:marker_parts) == 2
let l:text = l:text . ' (' . l:marker_parts[1] . ')'
endif
" vcol is Needed to indicate that the column is a character.
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'vcol': 0,
\ 'col': l:match[2] + 0,
\ 'text': l:text,
\ 'type': 'E',
\ 'nr': -1,
\})
endfor
return l:output
endfunction
call ale#linter#Define('javascript', {
\ 'name': 'jshint',
\ 'executable': g:ale_javascript_jshint_executable,
\ 'command_callback': 'ale_linters#javascript#jshint#GetCommand',
\ 'callback': 'ale_linters#javascript#jshint#Handle',
\})
call ale#linter#Define('javascript.jsx', {
\ 'name': 'jshint',
\ 'executable': g:ale_javascript_jshint_executable,
\ 'command_callback': 'ale_linters#javascript#jshint#GetCommand',
\ 'callback': 'ale_linters#javascript#jshint#Handle',
\})