- Define: - `RegionLike`, `RegionLikeMut` - `BlockLike`, `BlockLikeMut` - `OperationLike`, `OperationLikeMut` - Without implementing these traits for `*Ref` types directly, lifetimes derived from them can be unnecessarily short. # References - #634 - #522 - #347 - #348
RegionLike,RegionLikeMutBlockLike,BlockLikeMutOperationLike,OperationLikeMut*Reftypes directly, lifetimes derived from them can be unnecessarily short.References
OperationRef::to_ref()#522RefCell#347Contextimplementation #348