XML Comments need to be handled properly. Note that output is kind of weird because we modify the comment in order to let REXML parse it due to https://bugs.ruby-lang.org/issues/9277. *** Parameters: *** {} *** Markdown input: *** *** Output of inspect *** md_el(:document,[md_html(""), md_html(""), md_html(""), md_html("")]) *** Output of to_html ***