It's used at build time in 6 crates (3 directly).

Number of dependers spack-rs version Downloads/month
2 0.0.6 10
2 0.0.5 2
2 0.0.4 0
Depender (with downloads and own rev deps) spack-rs version
1 re2-sys build ^0.0.6
1 vectorscan-sys build ^0.0.5
1 hyperscan-async-sys build ^0.0.4