Trait NamedCookie 

pub trait NamedCookie: Sized + Send {
    const COOKIE_NAME: &'static str;

    // Required method
    fn from_value(value: &str) -> Result<Self, String>;
}

Trait for types that extract a specific named cookie.

Example

use typeway_server::extract::{Cookie, NamedCookie};

struct SessionId(String);

impl NamedCookie for SessionId {
    const COOKIE_NAME: &'static str = "session_id";
    fn from_value(value: &str) -> Result<Self, String> {
        Ok(SessionId(value.to_string()))
    }
}

async fn handler(Cookie(session): Cookie<SessionId>) -> String {
    format!("session: {}", session.0)
}

Required Associated Constants

const COOKIE_NAME: &'static str

The cookie name to extract.

Required Methods

fn from_value(value: &str) -> Result<Self, String>

Parse the cookie value string into this type.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors