The ultimate Vim configuration: vimrc
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" Author: Chris Kyrouac - https://github.com/fijshion
" Description: jscs for JavaScript files
call ale#Set('javascript_jscs_executable', 'jscs')
call ale#Set('javascript_jscs_use_global', get(g:, 'ale_use_global_executables', 0))
function! ale_linters#javascript#jscs#GetExecutable(buffer) abort
return ale#node#FindExecutable(a:buffer, 'javascript_jscs', [
\ 'node_modules/.bin/jscs',
\])
endfunction
function! ale_linters#javascript#jscs#GetCommand(buffer) abort
" Search for a local JShint config locaation, and default to a global one.
let l:jscs_config = ale#path#ResolveLocalPath(
\ a:buffer,
\ '.jscsrc',
\ get(g:, 'ale_jscs_config_loc', '')
\)
let l:command = ale#Escape(ale_linters#javascript#jscs#GetExecutable(a:buffer))
let l:command .= ' --reporter inline --no-colors'
if !empty(l:jscs_config)
let l:command .= ' --config ' . ale#Escape(l:jscs_config)
endif
let l:command .= ' -'
return l:command
endfunction
function! ale_linters#javascript#jscs#Handle(buffer, lines) abort
" Matches patterns looking like the following
"
" foobar.js: line 2, col 1, Expected indentation of 1 characters
"
let l:pattern = '\v^.*:\s+line (\d+),\s+col\s+(\d+),\s+(.*)$'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
let l:obj = {
\ 'lnum': l:match[1] + 0,
\ 'col': l:match[2] + 0,
\ 'text': l:match[3]
\}
let l:code_match = matchlist(l:match[3], '\v([^ :]+): (.+)$')
if !empty(l:code_match)
let l:obj.code = l:code_match[1]
let l:obj.text = l:code_match[2]
endif
call add(l:output, l:obj)
endfor
return l:output
endfunction
call ale#linter#Define('javascript', {
\ 'name': 'jscs',
\ 'executable_callback': 'ale_linters#javascript#jscs#GetExecutable',
\ 'command_callback': 'ale_linters#javascript#jscs#GetCommand',
\ 'callback': 'ale_linters#javascript#jscs#Handle',
\})