22 lines
305 B
Rust
22 lines
305 B
Rust
// run-pass
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trait Cat {
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fn meow(&self) -> bool;
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fn scratch(&self) -> bool;
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fn purr(&self) -> bool { true }
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}
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impl Cat for isize {
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fn meow(&self) -> bool {
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self.scratch()
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}
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fn scratch(&self) -> bool {
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self.purr()
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}
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}
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pub fn main() {
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assert!(5.meow());
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}
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