Decision Workspace
fn-ptr vs orx-closure vs covers
Side-by-side comparison of Rust crates
56
fn-ptr
growingv0.9.1
A utility crate for introspecting and rewriting function pointer types at compile time.
47
orx-closure
growingv0.2.0
An explicit closure with absolute separation of the captured data from the function.
45
covers
growingv0.1.0-beta.7
Lightweight library allowing to mock functions in Rust
Core Metrics
| fn-ptr | orx-closure | covers | |
|---|---|---|---|
| Health Score | 56 | 47 | 45 |
| Total Downloads | 3.9K | 8.2K | 9.5K |
| 30d Downloads | 452 | 30 | 9 |
| Dependents | 3 | 7 | 0 |
| Releases | 12 | 7 | 7 |
| Last Updated | 74d ago | 241d ago | 2124d ago |
| Age | 2y 9m | 2y 3m | 5y 10m |
Health Breakdown
fn-ptr
Maintenance
14
Quality
17
Community
8
Popularity
4
Documentation
13
orx-closure
Maintenance
9
Quality
15
Community
8
Popularity
5
Documentation
10
covers
Maintenance
10
Quality
18
Community
5
Popularity
5
Documentation
7
Technical Details
| fn-ptr | orx-closure | covers | |
|---|---|---|---|
| Version | 0.9.1 | 0.2.0 | 0.1.0-beta.7 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | non-standard |
| Dependencies | 7 | 1 | 0 |
| Crate Size | 19KB | 37KB | 5KB |
| Features | 5 | 0 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2018 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fn-ptr leads with a health score of 56/100, but none of the options score above 80.
- •covers has the most downloads (9.5K), suggesting wider adoption.
- •⚠ covers has not been updated in over a year.