A proc macro that mirrors the functionality of the unstable `trace_macros` macro.

dtolnay / request-for-implementation

Crates that don't exist, but should

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A proc macro that mirrors the functionality of the unstable `trace_macros` macro. #42

Closed crlf0710 closed 4 years ago

crlf0710 commented 4 years ago

It may help a lot of people by moving these complexity out of the compiler, and improve it. https://github.com/rust-lang/rust/issues/29598

dtolnay commented 4 years ago

:( I don't know a good way that this would be implemented. This would be amazing to have, but I think this idea is more researchy/underspecified than I would prefer for tracking in this repo. Thanks anyway!