blob: af536186f72b1143ceacfaa79b47d6cbc9b60958 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
//@ check-pass
#![feature(type_alias_impl_trait)]
use std::iter::{once, Chain};
fn test1<A: Iterator<Item = &'static str>>(x: A) -> Chain<A, impl Iterator<Item = &'static str>> {
x.chain(once(","))
}
type I<A> = Chain<A, impl Iterator<Item = &'static str>>;
#[define_opaque(I)]
fn test2<A: Iterator<Item = &'static str>>(x: A) -> I<A> {
x.chain(once(","))
}
fn main() {}
|