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async-std/examples/list-dir.rs

24 lines
512 B
Rust

//! Lists files in a directory given as an argument.
use std::env::args;
use async_std::fs;
use async_std::io;
use async_std::prelude::*;
use async_std::task;
fn main() -> io::Result<()> {
let path = args().nth(1).expect("missing path argument");
task::block_on(async {
let mut dir = fs::read_dir(&path).await?;
while let Some(res) = dir.next().await {
let entry = res?;
println!("{}", entry.file_name().to_string_lossy());
}
Ok(())
})
}