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define_error
v4.0.1 GrowingA library for easily defining an error type.
MIT
#error#result#errors#err#errs
Quick Verdict
- ✕Not updated for 9+ years
- ✓Stable API (4.x for 9+ years)
- ✓Tiny footprint (1KB, 0 deps)
- ✓Permissive license (MIT)
Security
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Downloads
27.6K
Dependents
4
Releases
8
Size
1KB
Deep Insights
📊
Download activity
12 downloads in the last 30 days (0/day avg).
👤
Prolific maintainer
The primary maintainer publishes 65 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
✅
Stable for 9+ years
The API has been stable (1.x) for over 9 years with 8 releases. This level of maturity means you can depend on it without worrying about breaking changes.
🪶
Zero dependencies
define_error has no external dependencies — minimal supply chain risk and fast compile times.
📐
Compact crate
At 1KB, define_error is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 6/25
Recency, release consistency, active ratio
Quality 21/25
Yanked ratio, deps, size, maturity, features
Community 5/20
Reverse deps, ownership, ecosystem
Popularity 5/15
Downloads, momentum, growth trend
Documentation 8/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
1/day avg-73%
Version Adoption
v4.0.1
28%
v4.0.0
19%
v1.3.0
18%
v2.3.0
18%
v1.2.0
17%
Release Timeline
8 releasessince 2016
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README
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Maintainers
Dependencies
0
direct dependencies
Dependents
4
crates depend on define_error