Rollup merge of #40646 - russmack:issue-40435-mention-none, r=frewsxcv
Add mention of None as possible return. Closes #40435. This commit adds a small mention to some methods that None is returned when the slice is empty.
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35cf2f96ce
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@ -230,7 +230,7 @@ impl<T> [T] {
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core_slice::SliceExt::first_mut(self)
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}
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/// Returns the first and all the rest of the elements of a slice.
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/// Returns the first and all the rest of the elements of a slice, or `None` if it is empty.
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///
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/// # Examples
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///
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@ -248,7 +248,7 @@ impl<T> [T] {
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core_slice::SliceExt::split_first(self)
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}
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/// Returns the first and all the rest of the elements of a slice.
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/// Returns the first and all the rest of the elements of a slice, or `None` if it is empty.
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///
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/// # Examples
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///
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@ -268,7 +268,7 @@ impl<T> [T] {
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core_slice::SliceExt::split_first_mut(self)
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}
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/// Returns the last and all the rest of the elements of a slice.
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/// Returns the last and all the rest of the elements of a slice, or `None` if it is empty.
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///
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/// # Examples
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///
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@ -287,7 +287,7 @@ impl<T> [T] {
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}
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/// Returns the last and all the rest of the elements of a slice.
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/// Returns the last and all the rest of the elements of a slice, or `None` if it is empty.
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///
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/// # Examples
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///
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