Trait Opaque 

pub unsafe trait Opaque { }

Marker for a type whose value representation is opaque (unreadable).

Opaque types must only be passed through their supported pointer representation.

Safety

Implementors must ensure RustSpec implementation is that of an opaque type.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors