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by kaikalii
1131 days ago
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trait Namer {
fn first(&self) -> String;
fn last(&self) -> String;
// You can put this here if you want `namer.name()`
fn name(&self) -> String {
format!("{} {}", self.first(), self.last())
}
}
fn name(n: &impl Namer) -> String {
format!("{} {}", n.first(), n.last())
}
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