# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2018-10-22 08:15:59 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/1054285223947653120) In reply to: [@krilnon](http://twitter.com/krilnon/status/1054230699400617991) @krilnon I’m building a parser for an esoteric language and I really like the grammar style that Swift uses. As you said, it is very approachable.