Trait mz_persist_types::Opaque

pub trait Opaque:
    PartialEq
    + Clone
    + Sized
    + 'static {
    // Required method
    fn initial() -> Self;
}

An opaque fencing token used in compare_and_downgrade_since.

Required Methods

fn initial() -> Self

The value of the opaque token when no compare_and_downgrade_since calls have yet been successful.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl Opaque for i64

fn initial() -> Self

impl Opaque for u64

fn initial() -> Self

Implementors