Trait salvo_proxy::Upstreams

pub trait Upstreams: Send + Sync + 'static {
    type Error: StdError + Send + Sync + 'static;

    // Required method
    fn elect(&self) -> impl Future<Output = Result<&str, Self::Error>> + Send;
}

Upstreams trait.

Required Associated Types

type Error: StdError + Send + Sync + 'static

Error type.

Required Methods

fn elect(&self) -> impl Future<Output = Result<&str, Self::Error>> + Send

Elect a upstream to process current request.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl Upstreams for &'static str

type Error = Infallible

async fn elect(&self) -> Result<&str, Self::Error>

impl Upstreams for String

type Error = Infallible

async fn elect(&self) -> Result<&str, Self::Error>

impl<T> Upstreams for Vec<T>

where T: AsRef<str> + Send + Sync + 'static,

type Error = Error

async fn elect(&self) -> Result<&str, Self::Error>

impl<const N: usize> Upstreams for [&'static str; N]

type Error = Error

async fn elect(&self) -> Result<&str, Self::Error>

Implementors