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#![cfg_attr(feature = "cfg-target-has-atomic", feature(cfg_target_has_atomic))]
#![cfg_attr(feature = "read-initializer", feature(read_initializer))]
#![cfg_attr(not(feature = "std"), no_std)]
#![warn(missing_docs, missing_debug_implementations, rust_2018_idioms, unreachable_pub)]
#![cfg_attr(test, warn(single_use_lifetimes))]
#![warn(clippy::all)]
#![allow(clippy::mem_replace_with_default)]
#![doc(test(attr(deny(warnings), allow(dead_code, unused_assignments, unused_variables))))]
#![doc(html_root_url = "https://docs.rs/futures-util/0.3.0")]
#[cfg(all(feature = "cfg-target-has-atomic", not(feature = "unstable")))]
compile_error!("The `cfg-target-has-atomic` feature requires the `unstable` feature as an explicit opt-in to unstable features");
#[cfg(all(feature = "bilock", not(feature = "unstable")))]
compile_error!("The `bilock` feature requires the `unstable` feature as an explicit opt-in to unstable features");
#[cfg(all(feature = "read-initializer", not(feature = "unstable")))]
compile_error!("The `read-initializer` feature requires the `unstable` feature as an explicit opt-in to unstable features");
#[cfg(feature = "alloc")]
extern crate alloc;
#[macro_use(ready)]
extern crate futures_core;
pub use futures_core::ready;
pub use pin_utils::pin_mut;
#[cfg(feature = "async-await")]
#[macro_use]
#[doc(hidden)]
pub mod async_await;
#[cfg(feature = "async-await")]
#[doc(hidden)]
pub use self::async_await::*;
#[doc(hidden)]
pub use futures_core::core_reexport;
macro_rules! cfg_target_has_atomic {
($($item:item)*) => {$(
#[cfg_attr(feature = "cfg-target-has-atomic", cfg(target_has_atomic = "ptr"))]
$item
)*};
}
#[cfg(feature = "sink")]
macro_rules! delegate_sink {
($field:ident, $item:ty) => {
fn poll_ready(
self: Pin<&mut Self>,
cx: &mut $crate::core_reexport::task::Context<'_>,
) -> $crate::core_reexport::task::Poll<Result<(), Self::Error>> {
self.$field().poll_ready(cx)
}
fn start_send(
self: Pin<&mut Self>,
item: $item,
) -> Result<(), Self::Error> {
self.$field().start_send(item)
}
fn poll_flush(
self: Pin<&mut Self>,
cx: &mut $crate::core_reexport::task::Context<'_>,
) -> $crate::core_reexport::task::Poll<Result<(), Self::Error>> {
self.$field().poll_flush(cx)
}
fn poll_close(
self: Pin<&mut Self>,
cx: &mut $crate::core_reexport::task::Context<'_>,
) -> $crate::core_reexport::task::Poll<Result<(), Self::Error>> {
self.$field().poll_close(cx)
}
}
}
pub mod future;
#[doc(hidden)] pub use crate::future::{FutureExt, TryFutureExt};
pub mod stream;
#[doc(hidden)] pub use crate::stream::{StreamExt, TryStreamExt};
#[cfg(feature = "sink")]
pub mod sink;
#[cfg(feature = "sink")]
#[doc(hidden)] pub use crate::sink::SinkExt;
pub mod task;
pub mod never;
#[cfg(feature = "compat")]
pub mod compat;
#[cfg(feature = "io")]
#[cfg(feature = "std")]
pub mod io;
#[cfg(feature = "io")]
#[cfg(feature = "std")]
#[doc(hidden)] pub use crate::io::{AsyncReadExt, AsyncWriteExt, AsyncSeekExt, AsyncBufReadExt};
cfg_target_has_atomic! {
#[cfg(feature = "alloc")]
pub mod lock;
}