module Regexp::Scanner

def self.emit(type, token, text, ts, te)
  #puts " > emit: #{type}:#{token} '#{text}' [#{ts}..#{te}]"
  if @literal and type != :literal
    self.emit_literal
  end
  if @block
    @block.call type, token, text, ts, te
  end
  @tokens << [type, token, text, ts, te]
end