# File lib/racc/logfilegenerator.rb, line 81
    def pointer_out(out, ptr)
      buf = sprintf("%4d) %s :", ptr.rule.ident, ptr.rule.target.to_s)
      ptr.rule.symbols.each_with_index do |tok, idx|
        buf << ' _' if idx == ptr.index
        buf << ' ' << tok.to_s
      end
      buf << ' _' if ptr.reduce?
      out.puts buf
    end