Trait CancelSignal 

pub trait CancelSignal: Sync {
    // Required method
    fn is_cancelled(&self) -> bool;
}

Host-provided cancellation signal.

Required Methods

fn is_cancelled(&self) -> bool

Returns true when the current operation should stop.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl CancelSignal for NeverCancelled

impl<F> CancelSignal for F

where F: Fn() -> bool + Sync,