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- // Parent trait
- pub trait Color {
- fn color<'a>(&self) -> &'a str;
- }
- // Parent trait
- pub trait Shape {
- fn shape<'a>(&self) -> &'a str;
- }
- // Child trait
- pub trait Item: Color + Shape {
- fn name<'a>(&self) -> &'a str;
- }
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