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20 lines
281 B
Rust
20 lines
281 B
Rust
// run-pass
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trait Pushable<T> {
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fn push_val(&mut self, t: T);
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}
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impl<T> Pushable<T> for Vec<T> {
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fn push_val(&mut self, t: T) {
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self.push(t);
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}
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}
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pub fn main() {
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let mut v = vec![1];
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v.push_val(2);
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v.push_val(3);
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assert_eq!(v, [1, 2, 3]);
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}
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