autocmd FileType cucumber compiler cucumber | setl makeprg=cucumber\ \"%:p\"
autocmd FileType ruby
      \ if expand('%') =~# '_test\.rb$' |
      \   compiler rubyunit | setl makeprg=testrb\ \"%:p\" |
      \ elseif expand('%') =~# '_spec\.rb$' |
      \   compiler rspec | setl makeprg=rspec\ \"%:p\" |
      \ else |
      \   compiler ruby | setl makeprg=ruby\ -wc\ \"%:p\" |
      \ endif
autocmd User Bundler
      \ if &makeprg !~# 'bundle' | setl makeprg^=bundle\ exec\  | endif