Trait UsernameFormatter 

pub trait UsernameFormatter:
    Send
    + Sync
    + 'static {
    // Required method
    fn fmt_username(
        &self,
        proxy: &Proxy,
        filter: &ProxyFilter,
        username: &str,
        extensions: &Extensions,
    ) -> Option<String>;
}

Available on crate feature proxy only.

Trait that is used to allow the formatting of a username, e.g. to allow proxy routers to have proxy config labels in the username.

Required Methods

fn fmt_username( &self, proxy: &Proxy, filter: &ProxyFilter, username: &str, extensions: &Extensions, ) -> Option<String>

format the username based on the root properties of the given proxy.

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl UsernameFormatter for ()

fn fmt_username( &self, _proxy: &Proxy, _filter: &ProxyFilter, _username: &str, _extensions: &Extensions, ) -> Option<String>

Implementors

impl<F> UsernameFormatter for F

where F: Fn(&Proxy, &ProxyFilter, &str) -> Option<String> + Send + Sync + 'static,