Trait HasSafety 

pub trait HasSafety<Safety: Safety> { }

Marker trait denoting the safety of a function pointer type.

For example:

• HasSafety<Safe> for extern "C" fn(...)
• HasSafety<Unsafe> for unsafe fn(...)

Implementors

impl<F: FnPtr> HasSafety<<F as FnPtr>::SafetyMarker> for F