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| author | Kevin Butler <haqkrs@gmail.com> | 2015-02-13 07:33:44 +0000 |
|---|---|---|
| committer | Kevin Butler <haqkrs@gmail.com> | 2015-02-18 00:56:07 +0000 |
| commit | 2f586b9687e5c33d9d3b8eccfc309f65d2a9f4e9 (patch) | |
| tree | 578e2d49b5c8b71d7c38142adcf6d10dba09d690 /src/libcore | |
| parent | 5705d48e280f8a0065c214edfb3dcdcecc323316 (diff) | |
| download | rust-2f586b9687e5c33d9d3b8eccfc309f65d2a9f4e9.tar.gz rust-2f586b9687e5c33d9d3b8eccfc309f65d2a9f4e9.zip | |
Opt for .cloned() over .map(|x| x.clone()) etc.
Diffstat (limited to 'src/libcore')
| -rw-r--r-- | src/libcore/iter.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libcore/iter.rs b/src/libcore/iter.rs index 299864e3b3d..c5e0966720f 100644 --- a/src/libcore/iter.rs +++ b/src/libcore/iter.rs @@ -350,7 +350,7 @@ pub trait IteratorExt: Iterator + Sized { /// /// ``` /// let xs = [100, 200, 300]; - /// let mut it = xs.iter().map(|x| *x).peekable(); + /// let mut it = xs.iter().cloned().peekable(); /// assert_eq!(*it.peek().unwrap(), 100); /// assert_eq!(it.next().unwrap(), 100); /// assert_eq!(it.next().unwrap(), 200); |