Function get_flash_cookie

examples/axum_example/api/src/flash.rs:19–30

(cookies: &Cookies)

const FLASH_COOKIE_NAME: &str = "_flash";

pub fn get_flash_cookie<T>(cookies: &Cookies) -> Option<T>
where
    T: DeserializeOwned,
{
    cookies.get(FLASH_COOKIE_NAME).and_then(|flash_cookie| {
        if let Ok(ValuedMessage::<T> { value }) = serde_json::from_str(flash_cookie.value()) {
            Some(value)
        } else {
            None
        }
    })
}

pub type PostResponse = (StatusCode, HeaderMap);