Decision Workspace
conf_test vs cargo-rustc-cfg vs spanned_error_message
Side-by-side comparison of Rust crates
36
conf_test
growingv0.5.0
Run configuration tests from build.rs and set available features
40
cargo-rustc-cfg
growingv0.2.0
Runs the `cargo rustc -- --print cfg` command and parses the output
34
spanned_error_message
growingv0.1.0
Pretty error messages with spans outside of proc macros
Core Metrics
| conf_test | cargo-rustc-cfg | spanned_error_message | |
|---|---|---|---|
| Health Score | 36 | 40 | 34 |
| Total Downloads | 13.9K | 3.1K | 2.1K |
| 30d Downloads | 47 | 5 | 21 |
| Dependents | 19 | 0 | 1 |
| Releases | 10 | 2 | 1 |
| Last Updated | 1059d ago | 1943d ago | 1013d ago |
| Age | 4y 11m | 5y 4m | 2y 9m |
Health Breakdown
conf_test
Maintenance
4
Quality
10
Community
7
Popularity
5
Documentation
10
cargo-rustc-cfg
Maintenance
3
Quality
16
Community
5
Popularity
4
Documentation
12
spanned_error_message
Maintenance
1
Quality
15
Community
4
Popularity
4
Documentation
10
Technical Details
| conf_test | cargo-rustc-cfg | spanned_error_message | |
|---|---|---|---|
| Version | 0.5.0 | 0.2.0 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT/Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 0 | 1 |
| Crate Size | 11KB | 13KB | 6KB |
| Features | 0 | 0 | 0 |
| Yanked % | 20.0% | 0.0% | 0.0% |
| Edition | 2021 | 2018 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •cargo-rustc-cfg leads with a health score of 40/100, but none of the options score above 80.
- •conf_test has the most downloads (13.9K), suggesting wider adoption.
- •⚠ conf_test, cargo-rustc-cfg, spanned_error_message have not been updated in over a year.