# File lib/git/lib.rb, line 572
    def checkout_index(opts = {})
      arr_opts = []
      arr_opts << "--prefix=#{opts[:prefix]}" if opts[:prefix]
      arr_opts << "--force" if opts[:force]
      arr_opts << "--all" if opts[:all]
      arr_opts << ('-- ' + opts[:path_limiter]) if opts[:path_limiter].is_a? String
      command('checkout-index', arr_opts)
    end