Agreed. Having done a lot of language work, I don’t find regexes suitable at all. State machines are generally simple both to write and to understand, can be ma

Agreed. Having done a lot of language work, I don’t find regexes suitable at all. State machines are generally simple both to write and to understand, can be made more efficient when you don’t need the full generality or dynamism of a regex, and force you to be explicit about things like which Unicode code points you actually meant.