Decision Workspace
checked_expr vs checked vs smooth-operator
Side-by-side comparison of Rust crates
45
checked_expr
growingv0.3.0
a procedural macro for making writing checked_* chains more ergonomic
44
checked
growingv0.5.0
Implements a wrapper over the primitive Rust types that better indicates overflow during arithmetic.
52
smooth-operator
growingv0.7.2
Procedural macro that transforms regular infix arithmetic expressions into checked arithmetic expressions.
Core Metrics
| checked_expr | checked | smooth-operator | |
|---|---|---|---|
| Health Score | 45 | 44 | 52 |
| Total Downloads | 8.0K | 136.8K | 47.6K |
| 30d Downloads | 9 | 4.3K | 1.1K |
| Dependents | 0 | 21 | 143 |
| Releases | 6 | 7 | 1 |
| Last Updated | 1761d ago | 2960d ago | 469d ago |
| Age | 4y 10m | 8y 7m | 1y 3m |
Health Breakdown
checked_expr
Maintenance
10
Quality
15
Community
3
Popularity
5
Documentation
12
checked
Maintenance
3
Quality
15
Community
9
Popularity
6
Documentation
11
smooth-operator
Maintenance
2
Quality
17
Community
17
Popularity
6
Documentation
10
Technical Details
| checked_expr | checked | smooth-operator | |
|---|---|---|---|
| Version | 0.3.0 | 0.5.0 | 0.7.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 3 | 1 | 1 |
| Crate Size | 2KB | 8KB | 2KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | — | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •smooth-operator leads with a health score of 52/100, but none of the options score above 80.
- •checked has the most downloads (136.8K), suggesting wider adoption.
- •smooth-operator is depended on by 143 crates — strongest ecosystem trust.
- •⚠ checked_expr, checked, smooth-operator have not been updated in over a year.