Lib.rs

Features from optional dependencies

lock_api implicit feature

Enables lock_api

lock_api:

Wrappers to create fully-featured Mutex and RwLock types. Compatible with no_std.

Affects mark::LockingMark…

slab implicit feature

Enables slab

slab:

Pre-allocated storage for a uniform data type

Affects collections::UniformHandleRoots…