16 lines
330 B
Rust
16 lines
330 B
Rust
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iface repeat<A> { fn get() -> A; }
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impl<A:copy> of repeat<A> for @A {
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fn get() -> A { *self }
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}
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fn repeater<A:copy>(v: @A) -> repeat<A> {
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// Note: owned kind is not necessary as A appears in the iface type
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v as repeat::<A> // No
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}
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fn main() {
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let x = &3;
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let y = repeater(@x);
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assert *x == *(y.get());
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}
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