Trait Guard 

pub trait Guard:
    Send
    + Sync
    + 'static {
    // Required method
    fn check(&self, call: &Call) -> bool;
}

A predicate over the request. See the module docs.

Required Methods

fn check(&self, call: &Call) -> bool

Whether this route may serve the request.

Dyn Compatibility

This trait is dyn compatible.

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

Implementors