Trait Extension 

pub trait Extension {
    // Required method
    fn extend(&mut self, request: &dyn Request) -> Result<Extensions, ()>;
}

A system of addons provided additional data.

An endpoint not having any extension may use &mut () as the result of system.

Required Methods

fn extend(&mut self, request: &dyn Request) -> Result<Extensions, ()>

Inspect the request to produce extension data.

Dyn Compatibility

This trait is dyn compatible.

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

Implementations on Foreign Types

impl Extension for ()

fn extend(&mut self, _: &dyn Request) -> Result<Extensions, ()>

Implementors

impl Extension for &mut AddonList

impl Extension for AddonList