//! Simple hello world example using asynchronous stdio. This also illustrates the auto-flush
//! capability of the library, which matches the standard lib.
extern crate futures_lite;
extern crate async_blocking_stdio as astdio;

use futures_lite::io::AsyncWriteExt;

fn main() -> std::io::Result<()> {
    futures_lite::future::block_on(async {
        let mut stdout_handle = astdio::stdout().lock().await;
        // Note how we do not need to bother flushing this - it's auto-handled by the crate
        stdout_handle.write_all(b"Hello world!\n").await
    })
}

// async-blocking-stdio - std::io::std{in(), out(), err()}, but async
// Copyright (C) 2024  Matti Bryce <mattibryce at protonmail dot com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.