# File lib/unified_ruby.rb, line 11
  def rewrite_bmethod(exp)
    exp[0] = :scope

    args =
      if exp.masgn and exp.masgn.dasgn_curr then
        arg = exp.masgn(true).dasgn_curr(true).sexp_body
        raise "nope: #{arg.size}" unless arg.size == 1
        s(:args, "*#{arg.last}""*#{arg.last}")
      else
        args = exp.dasgn_curr(true)
        if args then
          s(:args, *args.sexp_body)
        else
          exp.delete_at 1 # nil
          s(:args)
        end
      end

    exp = s(:scope, s(:block, *exp.sexp_body)) unless exp.block
    exp.block.insert 1, args
    exp.find_and_replace_all(:dvar, :lvar)

    exp
  end