futures-async-stream 0.2.13

Async stream for Rust and the futures crate.
Documentation 
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// SPDX-License-Identifier: Apache-2.0 OR MIT

#![feature(coroutines)]

use futures_async_stream::stream_block;

fn foo<F: FnMut()>(_f: F) {}

fn main() {
    let a = String::new();
    foo(|| {
        stream_block! { //~ ERROR cannot move out of `a`, a captured variable in an `FnMut` closure
            yield a
        };
    });
}