class Jekyll::Tags::Link

def initialize(tag_name, relative_path, tokens)
  super
  @relative_path = relative_path.strip
end

def render(context)
  @context = context
  site = context.registers[:site]
  relative_path = Liquid::Template.parse(@relative_path).render(context)
  relative_path_with_leading_slash = PathManager.join("", relative_path)
  site.each_site_file do |item|
    return relative_url(item) if item.relative_path == relative_path
    # This takes care of the case for static files that have a leading /
    return relative_url(item) if item.relative_path == relative_path_with_leading_slash
  end
  raise ArgumentError, <<~MSG
    Could not find document '#{relative_path}' in tag '#{self.class.tag_name}'.
    Make sure the document exists and the path is correct.
  MSG
end

def tag_name
  name.split("::").last.downcase
end