neomake.vim

"Neomake config

" Run Neomake on buffer changes
autocmd! BufWritePost * Neomake

let g:neomake_python_enabled_makers = ['flake8']
let g:eslint_path = system('PATH=$(npm bin):$PATH && which eslint')
let g:neomake_javascript_eslint_exe=substitute(g:eslint_path, '^\n*\s*\(.\{-}\)\n*\s*$', '\1', '')

function! StrTrim(txt)
  return substitute(a:txt, '^\n*\s*\(.\{-}\)\n*\s*$', '\1', '')
endfunction

let g:neomake_javascript_enabled_makers = ['eslint']
let g:neomake_jsx_enabled_makers = ['eslint']
let g:flow_path = StrTrim(system('PATH=$(npm bin):$PATH && which flow'))

if findfile('.flowconfig', '.;') !=# ''
  let g:flow_path = StrTrim(system('PATH=$(npm bin):$PATH && which flow'))
  if g:flow_path != 'flow not found'
    let g:neomake_javascript_flow_maker = {
          \ 'exe': 'sh',
          \ 'args': ['-c', g:flow_path.' --json 2> /dev/null | flow-vim-quickfix'],
          \ 'errorformat': '%E%f:%l:%c\,%n: %m',
          \ 'cwd': '%:p:h' 
          \ }

    let g:neomake_jsx_flow_maker = {
          \ 'exe': 'sh',
          \ 'args': ['-c', g:flow_path.' --json 2> /dev/null | flow-vim-quickfix'],
          \ 'errorformat': '%E%f:%l:%c\,%n: %m',
          \ 'cwd': '%:p:h' 
          \ }
    let g:neomake_javascript_enabled_makers = g:neomake_javascript_enabled_makers + [ 'flow']
    let g:neomake_jsx_enabled_makers = g:neomake_jsx_enabled_makers + [ 'flow']
  endif
endif

" This is kinda useful to prevent Neomake from unnecessary runs
if !empty(g:neomake_javascript_enabled_makers)
  autocmd! BufWritePost * Neomake
endif
" Open the list when there are errors
" 2 keeps the cursor position in place
let g:neomake_open_list = 2