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SplitInternal: always set finished in get_end

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This commit is contained in:
Maybe Waffle 2022-04-04 16:45:09 +04:00
parent c5351ad4dc
commit ca4989eac2
1 changed files with 8 additions and 7 deletions
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13
library/core/src/str/iter.rs
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@ -585,17 +585,18 @@ where
impl<'a, P: Pattern<'a>> SplitInternal<'a, P> {
#[inline]
fn get_end(&mut self) -> Option<&'a str> {
if !self.finished && (self.allow_trailing_empty || self.end - self.start > 0) {
if !self.finished {
self.finished = true;
if self.allow_trailing_empty || self.end - self.start > 0 {
// SAFETY: `self.start` and `self.end` always lie on unicode boundaries.
unsafe {
let string = self.matcher.haystack().get_unchecked(self.start..self.end);
Some(string)
let string = unsafe { self.matcher.haystack().get_unchecked(self.start..self.end) };
return Some(string);
}
} else {
}
None
}
}
#[inline]
fn next(&mut self) -> Option<&'a str> {