Decision Workspace
proc-macro-error2 vs proc-macro-error3 vs proc-macro-error
Side-by-side comparison of Rust crates
51
proc-macro-error2
growingv2.0.1
Almost drop-in replacement to panics in proc-macros
56
proc-macro-error3
experimentalv3.0.2
Almost drop-in replacement to panics in proc-macros
53
proc-macro-error
growingv1.0.4
Almost drop-in replacement to panics in proc-macros
Core Metrics
| proc-macro-error2 | proc-macro-error3 | proc-macro-error | |
|---|---|---|---|
| Health Score | 51 | 56 | 53 |
| Total Downloads | 121.8M | 137.1K | 308.2M |
| 30d Downloads | 9.6M | 121.7K | 7.9M |
| Dependents | 1.2K | 17 | 5.7K |
| Releases | 5 | 3 | 38 |
| Last Updated | 675d ago | 34d ago | 2173d ago |
| Age | 2y 10m | 1m | 7y |
Health Breakdown
proc-macro-error2
Maintenance
4
Quality
14
Community
13
Popularity
8
Documentation
12
proc-macro-error3
Maintenance
12
Quality
18
Community
8
Popularity
6
Documentation
12
proc-macro-error
Maintenance
6
Quality
16
Community
14
Popularity
8
Documentation
9
Technical Details
| proc-macro-error2 | proc-macro-error3 | proc-macro-error | |
|---|---|---|---|
| Version | 2.0.1 | 3.0.2 | 1.0.4 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 6 | 6 | 8 |
| Crate Size | 25KB | 36KB | 25KB |
| Features | 3 | 4 | 2 |
| Yanked % | 40.0% | 0.0% | 10.5% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | 1.61 | 1.61 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •proc-macro-error3 leads with a health score of 56/100, but none of the options score above 80.
- •proc-macro-error has the most downloads (308.2M), suggesting wider adoption.
- •proc-macro-error is depended on by 5.7K crates — strongest ecosystem trust.
- •⚠ proc-macro-error2, proc-macro-error have not been updated in over a year.