Decision Workspace
leo-span vs leo-parser vs leo-ast
Side-by-side comparison of Rust crates
70
leo-span
stablev3.5.0
Span handling for the Leo programming language
70
leo-parser
stablev3.5.0
Translating from the lossless syntax tree to the AST for the Leo language language
69
leo-ast
stablev3.5.0
Abstract syntax tree (AST) for the Leo programming language
Core Metrics
| leo-span | leo-parser | leo-ast | |
|---|---|---|---|
| Health Score | 70 | 70 | 69 |
| Total Downloads | 41.0K | 42.2K | 63.9K |
| 30d Downloads | 402 | 279 | 380 |
| Dependents | 292 | 120 | 286 |
| Releases | 38 | 41 | 56 |
| Last Updated | 18d ago | 18d ago | 18d ago |
| Age | 3y 4m | 4y 11m | 5y 7m |
Health Breakdown
leo-span
Maintenance
19
Quality
18
Community
17
Popularity
6
Documentation
10
leo-parser
Maintenance
18
Quality
20
Community
16
Popularity
6
Documentation
10
leo-ast
Maintenance
18
Quality
18
Community
17
Popularity
6
Documentation
10
Technical Details
| leo-span | leo-parser | leo-ast | |
|---|---|---|---|
| Version | 3.5.0 | 3.5.0 | 3.5.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | GPL-3.0 | GPL-3.0 | GPL-3.0 |
| Dependencies | 4 | 10 | 10 |
| Crate Size | 24KB | 52KB | 109KB |
| Features | 0 | 2 | 2 |
| Yanked % | 2.6% | 0.0% | 1.8% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 3 | 4 | 4 |
Links
Quick Verdict
- •leo-span leads with a health score of 70/100, but none of the options score above 80.
- •leo-ast has the most downloads (63.9K), suggesting wider adoption.
- •leo-span is depended on by 292 crates — strongest ecosystem trust.