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Fix Iterator::fuse example

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The for loop would *always* exaust the iterator previously, which seems
like behavior that was not intended. It's still kind of a weird
function.
This commit is contained in:
Steven Fackler 2014-09-25 23:02:28 -07:00
parent e31680ac2d
commit a4844a65e2
1 changed files with 3 additions and 1 deletions
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4
src/libcore/iter.rs
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@ -366,7 +366,7 @@ pub trait Iterator<A> {
/// let mut sum = 0; /// let mut sum = 0;
/// for x in it { /// for x in it {
/// if x > 5 { /// if x > 5 {
/// continue; /// break;
/// } /// }
/// sum += x; /// sum += x;
/// } /// }
@ -377,6 +377,8 @@ pub trait Iterator<A> {
/// sum /// sum
/// } /// }
/// let x = vec![1i,2,3,7,8,9]; /// let x = vec![1i,2,3,7,8,9];
/// assert_eq!(process(x.into_iter()), 6);
/// let x = vec![1i,2,3];
/// assert_eq!(process(x.into_iter()), 1006); /// assert_eq!(process(x.into_iter()), 1006);
/// ``` /// ```
#[inline] #[inline]