Code shared from the Rust Playground

playground.rs

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

impl<T> Debuggable for T {}

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