34 lines
905 B
Rust
34 lines
905 B
Rust
// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![deny(clippy::while_let_on_iterator)]
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use std::iter::Iterator;
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struct Foo;
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impl Foo {
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fn foo1<I: Iterator<Item = usize>>(mut it: I) {
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while let Some(_) = it.next() {
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println!("{:?}", it.size_hint());
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}
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}
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fn foo2<I: Iterator<Item = usize>>(mut it: I) {
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while let Some(e) = it.next() {
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println!("{:?}", e);
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}
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}
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}
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fn main() {
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Foo::foo1(vec![].into_iter());
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Foo::foo2(vec![].into_iter());
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}
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