I don't know how useful it is, but this depiction of a lexical scanner in Bob Nystrom's Crafting Interpreters always stuck with me. https://craftinginterprete

I don't know how useful it is, but this depiction of a lexical scanner in Bob Nystrom's Crafting Interpreters always stuck with me. https://craftinginterpreters.com/image/scanning/lexigator.png https://craftinginterpreters.com/image/scanning/lexigator.pn...