compio-runtime 0.9.1

High-level runtime for compio
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//! The runtime of compio.
//!
//! ```
//! let ans = compio_runtime::Runtime::new().unwrap().block_on(async {
//!     println!("Hello world!");
//!     42
//! });
//! assert_eq!(ans, 42);
//! ```

#![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]
#![warn(missing_docs)]

mod affinity;
mod attacher;
mod runtime;

#[cfg(feature = "event")]
pub mod event;
#[cfg(feature = "time")]
pub mod time;

pub use async_task::Task;
pub use attacher::*;
use compio_buf::BufResult;
pub use runtime::{
    BorrowedBuffer, BufferPool, JoinHandle, Runtime, RuntimeBuilder, spawn, spawn_blocking, submit,
    submit_with_flags,
};

/// Macro that asserts a type *DOES NOT* implement some trait. Shamelessly
/// copied from <https://users.rust-lang.org/t/a-macro-to-assert-that-a-type-does-not-implement-trait-bounds/31179>.
///
/// # Example
///
/// ```rust,ignore
/// assert_not_impl!(u8, From<u16>);
/// ```
macro_rules! assert_not_impl {
    ($x:ty, $($t:path),+ $(,)*) => {
        const _: fn() -> () = || {
            struct Check<T: ?Sized>(T);
            trait AmbiguousIfImpl<A> { fn some_item() { } }

            impl<T: ?Sized> AmbiguousIfImpl<()> for Check<T> { }
            impl<T: ?Sized $(+ $t)*> AmbiguousIfImpl<u8> for Check<T> { }

            <Check::<$x> as AmbiguousIfImpl<_>>::some_item()
        };
    };
}

use assert_not_impl;