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use std::{future::Future, sync::Arc};
use crate::{Endpoint, IntoResponse, Request, Result};
pub struct Around<E, F> {
inner: Arc<E>,
f: F,
}
impl<E, F> Around<E, F> {
#[inline]
pub(crate) fn new(inner: E, f: F) -> Around<E, F> {
Self {
inner: Arc::new(inner),
f,
}
}
}
#[async_trait::async_trait]
impl<E, F, Fut, T> Endpoint for Around<E, F>
where
E: Endpoint,
F: Fn(Arc<E>, Request) -> Fut + Send + Sync + 'static,
Fut: Future<Output = Result<T>> + Send,
T: IntoResponse,
{
type Output = T;
async fn call(&self, req: Request) -> Result<Self::Output> {
(self.f)(self.inner.clone(), req).await
}
}