proc-macro-error-attr2 is used at run time in 2,446 crates (of which 602 optionally). It is a direct run-time dependency in 1 crate. It's used at build time in 168 crates (of which 70 optionally, ). It's used only as a dev dependency in 140 crates.
| Depender (with downloads and own rev deps) | proc-macro-error-attr2 version | |||
|---|---|---|---|---|
| 3.0M | 80 | proc-macro-error2 | =2.0.0 | |