Decision Workspace
impls vs does_impl vs assert-impl-trait
Side-by-side comparison of Rust crates
61
impls
growingv1.0.3
Determine if a type implements a logical trait expression.
38
does_impl
growingv0.0.0
[WIP] Determine if a type does implement a logical trait expression.
48
assert-impl-trait
experimentalv1.0.0
Provides a macro to assert that a type implements a trait.
Core Metrics
| impls | does_impl | assert-impl-trait | |
|---|---|---|---|
| Health Score | 61 | 38 | 48 |
| Total Downloads | 801.1K | 1.8K | 67 |
| 30d Downloads | 104.6K | 3 | 27 |
| Dependents | 296 | 0 | 7 |
| Releases | 4 | 1 | 1 |
| Last Updated | 2278d ago | 2280d ago | 70d ago |
| Age | 6y 2m | 6y 3m | 2m |
Health Breakdown
impls
Maintenance
9
Quality
21
Community
13
Popularity
7
Documentation
11
does_impl
Maintenance
1
Quality
16
Community
6
Popularity
4
Documentation
11
assert-impl-trait
Maintenance
9
Quality
17
Community
8
Popularity
2
Documentation
12
Technical Details
| impls | does_impl | assert-impl-trait | |
|---|---|---|---|
| Version | 1.0.3 | 0.0.0 | 1.0.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 0 | 0 | 2 |
| Crate Size | 13KB | 5KB | 11KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | — | 2024 |
| MSRV | — | — | 1.90.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •impls leads with a health score of 61/100, but none of the options score above 80.
- •impls is depended on by 296 crates — strongest ecosystem trust.
- •⚠ impls, does_impl have not been updated in over a year.
- •does_impl is pre-1.0 — API may change.