#![allow(unused)]
fn main() {
use std::fs;

if let Ok(entries) = fs::read_dir(".") {
    for entry in entries {
        /*
        /* but they are!
        */
        if let Ok(entry) = entry {
            // Here, `entry` is a `DirEntry`.
            println!("{:?}", entry.file_name());
        }
    }
}
}