Type Definition core_extensions::phantom::ContraVariantPhantom

pub type ContraVariantPhantom<T> = PhantomData<fn(_: T)>;

Available on crate feature phantom only.

Type alias for a contravariant PhantomData, without drop check.

Example

use core_extensions::{ContraVariantPhantom, AsPhantomData};
 
let _: ContraVariantPhantom<u32> = u32::PHANTOM_CONTRA;