Method: Racc::LogFileGenerator#output_useless

Defined in:
lib/racc/logfilegenerator.rb

#output_useless(out) ⇒ Object 



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# File 'lib/racc/logfilegenerator.rb', line 49

def output_useless(out)
  @grammar.each do |rl|
    if rl.useless?
      out.printf "rule %d (%s) never reduced\n",
                 rl.ident, rl.target.to_s
    end
  end
  @grammar.each_nonterminal do |t|
    if t.useless?
      out.printf "useless nonterminal %s\n", t.to_s
    end
  end
end