This looks very similar to the concept of "sigils" in Javelin: https://secure.phabricator.com/book/javelin/article/sigils_metadata/ https://secure.phabricator.c

This looks very similar to the concept of "sigils" in Javelin: https://secure.phabricator.com/book/javelin/article/sigils_metadata/ https://secure.phabricator.com/book/javelin/article/sigils_m...