diff options
Diffstat (limited to 'library/core/src/iter/adapters/by_ref_sized.rs')
-rw-r--r-- | library/core/src/iter/adapters/by_ref_sized.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/library/core/src/iter/adapters/by_ref_sized.rs b/library/core/src/iter/adapters/by_ref_sized.rs index 477e7117c..4e0e19ddc 100644 --- a/library/core/src/iter/adapters/by_ref_sized.rs +++ b/library/core/src/iter/adapters/by_ref_sized.rs @@ -1,3 +1,4 @@ +use crate::num::NonZeroUsize; use crate::ops::{NeverShortCircuit, Try}; /// Like `Iterator::by_ref`, but requiring `Sized` so it can forward generics. @@ -26,7 +27,7 @@ impl<I: Iterator> Iterator for ByRefSized<'_, I> { } #[inline] - fn advance_by(&mut self, n: usize) -> Result<(), usize> { + fn advance_by(&mut self, n: usize) -> Result<(), NonZeroUsize> { I::advance_by(self.0, n) } @@ -62,7 +63,7 @@ impl<I: DoubleEndedIterator> DoubleEndedIterator for ByRefSized<'_, I> { } #[inline] - fn advance_back_by(&mut self, n: usize) -> Result<(), usize> { + fn advance_back_by(&mut self, n: usize) -> Result<(), NonZeroUsize> { I::advance_back_by(self.0, n) } |