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17 lines
364 B
Rust
17 lines
364 B
Rust
//@ check-pass
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#![feature(type_alias_impl_trait)]
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use std::iter::{once, Chain};
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fn test1<A: Iterator<Item = &'static str>>(x: A) -> Chain<A, impl Iterator<Item = &'static str>> {
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x.chain(once(","))
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}
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type I<A> = Chain<A, impl Iterator<Item = &'static str>>;
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fn test2<A: Iterator<Item = &'static str>>(x: A) -> I<A> {
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x.chain(once(","))
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}
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fn main() {}
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