Trait viz_core::Guard

pub trait Guard: Send + Sync + 'static {
    fn check(&self, _: &Context) -> bool;
}

A guard for Context

Required methods

fn check(&self, _: &Context) -> bool

Checks the Context

Implementations on Foreign Types

impl Guard for Box<dyn Guard>

fn check(&self, cx: &Context) -> bool

Implementors

impl<F> Guard for F where
    F: Send + Sync + 'static + Fn(&Context) -> bool,