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();
}

Playground: https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=f40295c6954f5b612397ca199d991eaf

Output:

   Compiling playground v0.0.1 (/playground)
    Finished dev [unoptimized + debuginfo] target(s) in 1.30s
     Running `target/debug/playground`
[src/main.rs:10] self = "hello"
[src/main.rs:10] self = 0..10
[src/main.rs:10] self = [
    0,
    3,
    6,
    9,
    12,
    15,
    18,
    21,
    24,
    27,
]