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impl SliceIndex<str> for (Bound<usize>, Bound<usize>) #111081

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merged 2 commits into from
Aug 1, 2023
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impl SliceIndex<str> for (Bound<usize>, Bound<usize>) #111081

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e12e7fc
impl SliceIndex<str> for (Bound<usize>, Bound<usize>)
mattfbacon May 31, 2023
f189d00
Work around missing <*str>::len
mattfbacon Jul 31, 2023
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Work around missing <*str>::len
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@mattfbacon
mattfbacon committed Jul 31, 2023
commit f189d00d4053156b3ac08b48526e48cde402d4a9
8 changes: 4 additions & 4 deletions library/core/src/str/traits.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -281,16 +281,16 @@ unsafe impl SliceIndex<str> for (ops::Bound<usize>, ops::Bound<usize>) {

#[inline]
unsafe fn get_unchecked(self, slice: *const str) -> *const str {
let len = (slice as *const [u8]).len();
// SAFETY: the caller has to uphold the safety contract for `get_unchecked`.
unsafe { crate::slice::index::into_range_unchecked(slice.len(), self).get_unchecked(slice) }
unsafe { crate::slice::index::into_range_unchecked(len, self).get_unchecked(slice) }
}

#[inline]
unsafe fn get_unchecked_mut(self, slice: *mut str) -> *mut str {
let len = (slice as *mut [u8]).len();
// SAFETY: the caller has to uphold the safety contract for `get_unchecked_mut`.
unsafe {
crate::slice::index::into_range_unchecked(slice.len(), self).get_unchecked_mut(slice)
}
unsafe { crate::slice::index::into_range_unchecked(len, self).get_unchecked_mut(slice) }
}

#[inline]
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