VIM configuration for adding syntastic type checking rules to tslint

tslint_syntastic_type_check.vim

function SetTslintOptions()
  if exists(':TsuStartServer')
    " If tsuquyomi is installed, ask for the config file name
    let tsconfig = tsuquyomi#tsClient#tsProjectInfo(@%, 0)['configFileName']

    " TODO: pull the version number out of syntastic.
    let tslint_version = system('tslint --version')[0]

    if tslint_version >= 5
      " tslint v5 requires tsconfig file specified for some rules
      let g:syntastic_typescript_tslint_args = '--type-check -p ' . tsconfig
    endif
  endif
endfunction

autocmd Filetype typescript call SetTslintOptions()