Decision Workspace
fn_once vs logcall vs log-derive
Side-by-side comparison of Rust crates
39
fn_once
growingv0.3.0
This library provides a convenient derive macro for a once function.
57
logcall
growingv0.1.13
An attribute macro that logs the function return value.
46
log-derive
growingv0.4.1
Procedural Macros for logging the result and inputs of a function
Core Metrics
| fn_once | logcall | log-derive | |
|---|---|---|---|
| Health Score | 39 | 57 | 46 |
| Total Downloads | 4.0K | 229.5K | 1.8M |
| 30d Downloads | 6 | 6.8K | 13.9K |
| Dependents | 0 | 47 | 133 |
| Releases | 3 | 13 | 11 |
| Last Updated | 1276d ago | 106d ago | 2081d ago |
| Age | 3y 6m | 2y 8m | 7y 1m |
Health Breakdown
fn_once
Maintenance
4
Quality
15
Community
6
Popularity
4
Documentation
10
logcall
Maintenance
13
Quality
13
Community
10
Popularity
6
Documentation
15
log-derive
Maintenance
4
Quality
15
Community
11
Popularity
7
Documentation
9
Technical Details
| fn_once | logcall | log-derive | |
|---|---|---|---|
| Version | 0.3.0 | 0.1.13 | 0.4.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT/Apache-2.0 |
| Dependencies | 2 | 11 | 7 |
| Crate Size | 7KB | 17KB | 8KB |
| Features | 0 | 0 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | — | 1.80.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •logcall leads with a health score of 57/100, but none of the options score above 80.
- •log-derive has the most downloads (1.8M), suggesting wider adoption.
- •log-derive is depended on by 133 crates — strongest ecosystem trust.
- •⚠ fn_once, log-derive have not been updated in over a year.