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async-std/examples/stdin-timeout.rs

21 lines
521 B
Rust

//! Reads a line from stdin, or exits with an error if nothing is read in 5 seconds.
use std::time::Duration;
use async_std::io;
use async_std::task;
fn main() -> io::Result<()> {
// This async scope times out after 5 seconds.
task::block_on(io::timeout(Duration::from_secs(5), async {
let stdin = io::stdin();
// Read a line from the standard input and display it.
let mut line = String::new();
stdin.read_line(&mut line).await?;
dbg!(line);
Ok(())
}))
}