instance method attachable_markdown_representation

# File actiontext/lib/action_text/engine.rb, line 63
        def attachable_markdown_representation(caption = nil, attachment_links: false)
          title = (caption || filename).to_s

          if attachment_links
            renderer = ActionText::Content.renderer
            raise ArgumentError, "attachment_links requires a rendering context" unless renderer

            url = renderer.url_for(self)
            MarkdownConversion.markdown_link(title, url, image: image?)
          else
            "\\[#{MarkdownConversion.escape_markdown_text(title)}\\]"
          end
        end