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15 lines
703 B
15 lines
703 B
$ cargo run
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Compiling rectangles v0.1.0 (file:///projects/rectangles)
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error[E0277]: `Rectangle` doesn't implement `Debug`
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--> src/main.rs:12:31
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12 | println!("rect1 is {:?}", rect1);
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| ^^^^^ `Rectangle` cannot be formatted using `{:?}`
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= help: the trait `Debug` is not implemented for `Rectangle`
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= note: add `#[derive(Debug)]` to `Rectangle` or manually `impl Debug for Rectangle`
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= note: this error originates in the macro `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
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For more information about this error, try `rustc --explain E0277`.
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error: could not compile `rectangles` due to previous error
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