Type Alias AuthenticateFn 

pub type AuthenticateFn<'a> = Box<dyn FnMut(Action) -> Result + 'a>;

Available on crate feature handshake only.

A function that performs a given credential action, trying to obtain credentials for an operation that needs it.

Useful for both fetch and push.

Aliased Type

pub struct AuthenticateFn<'a>(/* private fields */);