use std::path::Path;

pub fn cd(args: std::str::SplitWhitespace) -> std::path::PathBuf {
    let new_dir = args.peekable().peek().map_or("/", |x| *x);
    let root = Path::new(new_dir);
    if let Err(e) = std::env::set_current_dir(&root) {
        eprintln!("{}", e);
    }
    root.to_path_buf()
}