diff options
Diffstat (limited to 'library/core/src/slice/iter.rs')
| -rw-r--r-- | library/core/src/slice/iter.rs | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/library/core/src/slice/iter.rs b/library/core/src/slice/iter.rs index 8a8962828..062289767 100644 --- a/library/core/src/slice/iter.rs +++ b/library/core/src/slice/iter.rs @@ -1834,6 +1834,20 @@ impl<'a, T> ChunksExact<'a, T> { /// Returns the remainder of the original slice that is not going to be /// returned by the iterator. The returned slice has at most `chunk_size-1` /// elements. + /// + /// # Example + /// + /// ``` + /// let slice = ['l', 'o', 'r', 'e', 'm']; + /// let mut iter = slice.chunks_exact(2); + /// assert_eq!(iter.remainder(), &['m'][..]); + /// assert_eq!(iter.next(), Some(&['l', 'o'][..])); + /// assert_eq!(iter.remainder(), &['m'][..]); + /// assert_eq!(iter.next(), Some(&['r', 'e'][..])); + /// assert_eq!(iter.remainder(), &['m'][..]); + /// assert_eq!(iter.next(), None); + /// assert_eq!(iter.remainder(), &['m'][..]); + /// ``` #[must_use] #[stable(feature = "chunks_exact", since = "1.31.0")] pub fn remainder(&self) -> &'a [T] { @@ -2869,7 +2883,7 @@ unsafe impl<T> Sync for RChunksMut<'_, T> where T: Sync {} /// ``` /// /// [`rchunks_exact`]: slice::rchunks_exact -/// [`remainder`]: ChunksExact::remainder +/// [`remainder`]: RChunksExact::remainder /// [slices]: slice #[derive(Debug)] #[stable(feature = "rchunks", since = "1.31.0")] @@ -2892,6 +2906,20 @@ impl<'a, T> RChunksExact<'a, T> { /// Returns the remainder of the original slice that is not going to be /// returned by the iterator. The returned slice has at most `chunk_size-1` /// elements. + /// + /// # Example + /// + /// ``` + /// let slice = ['l', 'o', 'r', 'e', 'm']; + /// let mut iter = slice.rchunks_exact(2); + /// assert_eq!(iter.remainder(), &['l'][..]); + /// assert_eq!(iter.next(), Some(&['e', 'm'][..])); + /// assert_eq!(iter.remainder(), &['l'][..]); + /// assert_eq!(iter.next(), Some(&['o', 'r'][..])); + /// assert_eq!(iter.remainder(), &['l'][..]); + /// assert_eq!(iter.next(), None); + /// assert_eq!(iter.remainder(), &['l'][..]); + /// ``` #[must_use] #[stable(feature = "rchunks", since = "1.31.0")] pub fn remainder(&self) -> &'a [T] { @@ -3031,7 +3059,7 @@ unsafe impl<'a, T> TrustedRandomAccessNoCoerce for RChunksExact<'a, T> { /// ``` /// /// [`rchunks_exact_mut`]: slice::rchunks_exact_mut -/// [`into_remainder`]: ChunksExactMut::into_remainder +/// [`into_remainder`]: RChunksExactMut::into_remainder /// [slices]: slice #[derive(Debug)] #[stable(feature = "rchunks", since = "1.31.0")] |