Code shared from the Rust Playground

playground.rs

trait Debuggable {
    fn debug(self) -> Self;
}

impl<T> Debuggable for T
where
    T: Sized + std::fmt::Debug,
{
    fn debug(self) -> Self {
        dbg!(self)
    }
}

fn main() {
    let _x = "hello".debug();
    let _ys = (0..10)
        .debug()
        .map(|x| x * 3)
        .collect::<Vec<usize>>()
        .debug();
}