module MinispecMetadata

def add_tag_string(tag_string)
  tags << Tag.new(tag_string)
end

def extract_metadata(args)
  metadata = {}
  args.each do |arg|
    case arg
    when Hash
      metadata.merge! arg
    else
      metadata.merge!(arg => true)
    end
  end
  metadata
end

def tags
  @tags ||= []
end