rust/tests/ui/issue_2356.rs
2019-01-08 21:46:39 +01:00

25 lines
474 B
Rust

#![deny(clippy::while_let_on_iterator)]
use std::iter::Iterator;
struct Foo;
impl Foo {
fn foo1<I: Iterator<Item = usize>>(mut it: I) {
while let Some(_) = it.next() {
println!("{:?}", it.size_hint());
}
}
fn foo2<I: Iterator<Item = usize>>(mut it: I) {
while let Some(e) = it.next() {
println!("{:?}", e);
}
}
}
fn main() {
Foo::foo1(vec![].into_iter());
Foo::foo2(vec![].into_iter());
}