tonic 0.14.9

/*
 *
 * Copyright 2025 gRPC authors.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 */

use crate::transport::channel::BoxFuture;
use hyper_util::rt::TokioExecutor;
use std::{future::Future, sync::Arc};

pub(crate) use hyper::rt::Executor;

#[derive(Clone)]
pub(crate) struct SharedExec {
    inner: Arc<dyn Executor<BoxFuture<'static, ()>> + Send + Sync + 'static>,
}

impl SharedExec {
    pub(crate) fn new<E>(exec: E) -> Self
    where
        E: Executor<BoxFuture<'static, ()>> + Send + Sync + 'static,
    {
        Self {
            inner: Arc::new(exec),
        }
    }

    pub(crate) fn tokio() -> Self {
        Self::new(TokioExecutor::new())
    }
}

impl<F> Executor<F> for SharedExec
where
    F: Future<Output = ()> + Send + 'static,
{
    fn execute(&self, fut: F) {
        self.inner.execute(Box::pin(fut))
    }
}