module Chronic

def tokens_to_span(tokens, options)
  definitions = definitions(options)
  definitions.each do |type, handlers|
    handlers.each do |handler|
      next unless handler.match(tokens, definitions)
      good_tokens = case type
      when :date, :endian, :anchor
        tokens.reject { |o| o.get_tag Separator }
      when :arrow
        tokens.reject { |o| o.get_tag(SeparatorAt) || o.get_tag(SeparatorSlashOrDash) || o.get_tag(SeparatorComma) }
      else
        tokens
      end
      if handler.handler_method
        return handler.invoke(type, good_tokens, options)
      end
    end
  end
  puts "-none" if Chronic.debug
  return nil
end