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use std::path::Path;
use std::process::Command;

pub fn cd(new_dir: &str) -> std::path::PathBuf {
    let root = match std::fs::canonicalize(Path::new(new_dir)) {
        Ok(p) => p,
        Err(_) => Path::new("/").to_path_buf(),
    };

    if let Err(e) = std::env::set_current_dir(&root) {
        eprintln!("{}", e);
    }

    root.to_path_buf()
}

pub fn run(command: &str, args: &[&str]) {
    let mut child = Command::new(command).args(args).spawn().unwrap();
    child.wait().unwrap();
}
/*
    match command {

        command => {
            let stdin = match previous_command {
                None => Stdio::inherit(),
                Some(cmd) => Stdio::from(cmd.stdout.unwrap()),
            };
            let stdout = match commands.peek().is_some() {
                true => Stdio::piped(),
                false => Stdio::inherit(),
            };

            let child = Command::new(command)
                .args(args)
                .stdin(stdin)
                .stdout(stdout)
                .spawn();
            match child {
                Ok(c) => previous_command = Some(c),
                Err(e) => {
                    previous_command = None;
                    eprintln!("{}", e);
                }
            }
        }
    }
}

if let Some(mut final_command) = previous_command {
    match final_command.wait() {
        Ok(ret) => match ret.code() {
            Some(code) => {
                if cfg!(debug_assertions) {
                    println!("exit code [{}]", code);
                }
            }
            None => println!("Process termed by signal"),
        },
        Err(e) => eprintln!("error waiting on final command: {}", e),
    }
}*/