Function debug

crates/core/src/error/vtable.rs:84–92

(error: SharedPtr<'_, DynError>, f: &mut fmt::Formatter<'_>)

}

unsafe fn debug<E>(error: SharedPtr<'_, DynError>, f: &mut fmt::Formatter<'_>) -> fmt::Result
where
    E: ErrorExt,
{
    let error = error.cast::<ConcreteError<E>>();
    // Safety: implied by all vtable functions' safety contract.
    let error = unsafe { error.as_ref() };
    fmt::Debug::fmt(error.error.ext_as_dyn_core_error(), f)
}

unsafe fn source<E>(error: SharedPtr<'_, DynError>) -> Option<&Error>
where