Brendan Zabarauskas on Twitter

Omg, just discovered these handy `fmt::Formatter::debug_*` methods: doc.rust-lang.org/stable/std/fmt - why did I not know of these before?

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Wouldn't you normally just #[derive(Debug)] which IIRC uses those methods automagically?

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If you want some quick-and-dirty custom pretty printing with support for formatted output - ie. `println!("{#}", foo)`, this is super handy.

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