问vim: slimv能像lisp文件一样优雅地在java文件中自动补全花括号吗？

EN

"Add the closing brace only at the end of the line
function! ConditionalPairMap(open, close)
  let line = getline('.')
  let col = col('.')
  if col < col('$') || stridx(line, a:close, col + 1) != -1
    return a:open
  else
    return a:open . a:close . repeat("\<left>", len(a:close))
  endif
endf
inoremap <expr> ( ConditionalPairMap('(', ')')
inoremap <expr> { ConditionalPairMap('{', '}')
inoremap <expr> [ ConditionalPairMap('[', ']')