Make the `RoTxn` covariant and keep it !Sync

meilisearch / heed

A fully typed LMDB wrapper with minimum overhead 🐦

https://docs.rs/heed

MIT License

632 stars 57 forks source link

Closed Kerollmops closed 1 month ago

Kerollmops commented 1 month ago

This PR makes the RoTxn and RwTxn covariant, and it is safe and keeps it !Sync.