18 lines
308 B
Rust
18 lines
308 B
Rust
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trait thing<A> {
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fn foo() -> option<A>;
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}
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impl<A> int: thing<A> {
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fn foo() -> option<A> { none }
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}
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fn foo_func<A, B: thing<A>>(x: B) -> option<A> { x.foo() }
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fn main() {
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for iter::eachi(some({a: 0})) |i, a| {
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#debug["%u %d", i, a.a];
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}
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let _x: option<float> = foo_func(0);
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}
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