//! Core traits and types for asynchronous operations in Rust.

#![feature(futures_api)]
#![cfg_attr(feature = "cfg-target-has-atomic", feature(cfg_target_has_atomic))]

#![cfg_attr(not(feature = "std"), no_std)]

#![warn(missing_docs, missing_debug_implementations, rust_2018_idioms)]

#![doc(html_root_url = "https://rust-lang-nursery.github.io/futures-api-docs/0.3.0-alpha.14/futures_core")]

#[cfg(all(feature = "cfg-target-has-atomic", not(feature = "nightly")))]
compile_error!("The `cfg-target-has-atomic` feature requires the `nightly` feature as an explicit opt-in to unstable features");

#[cfg(feature = "alloc")]
extern crate alloc;

pub mod future;
#[doc(hidden)] pub use self::future::{Future, FusedFuture, TryFuture};

pub mod stream;
#[doc(hidden)] pub use self::stream::{Stream, FusedStream, TryStream};

pub mod task;
#[doc(hidden)] pub use self::task::Poll;
