4 ms·
Procedural macros have a peek function from the syn crate. macro_rules macros can stuff this into the pattern matching. e.g. https://turreta.com/2019/12/24/p
by inferiorhuman 4y ago
Procedural macros have a peek function from the syn crate. macro_rules macros can stuff this into the pattern matching.
e.g.
https://turreta.com/2019/12/24/pattern-matching-declarative-macros/ https://turreta.com/2019/12/24/pattern-matching-declarative-...
- colejohnson66 4y agoBut proc macros are limited by requiring another crate (unless things have changed in the last year). Sure, it’s just one extra crate in the project, but why must I be forced to?
- inferiorhuman 4y agoAsked and answered in an adjacent comment.