[ThatGeoGuy]

In addition to this, I always think about Matt Might's "Parsing with Derivatives." [1]

I'll have to read about flap, as it seems to utilize a lexer based on derivatives.

[1]: https://www.youtube.com/watch?v=ZzsK8Am6dKU

[ratmice]

Matt Might also did an article about lexing with regex derivatives.

https://matt.might.net/articles/nonblocking-lexing-toolkit-b...