Trait HandoffMeta 

pub trait HandoffMeta: Any {
    // Required method
    fn len(&self) -> usize;

    // Provided method
    fn is_empty(&self) -> bool { ... }
}

A handle onto the metadata part of a Handoff, with no element type.

Required Methods

fn len(&self) -> usize

Return the number of items ready to be read out of the handoff.

Provided Methods

fn is_empty(&self) -> bool

Return if the handoff has no items ready to be read.

Implementations on Foreign Types

impl<H> HandoffMeta for Rc<RefCell<H>>

where H: HandoffMeta,

fn len(&self) -> usize

Implementors

impl<T> HandoffMeta for TeeingHandoff<T>

impl<T> HandoffMeta for VecHandoff<T>