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set self.is_known_utf8 to false in extend_from_slice #126980

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Merged
bors merged 2 commits into from
Jun 27, 2024
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set self.is_known_utf8 to false in extend_from_slice #126980

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e5167fe
set self.is_known_utf8 to false in extend_from_slice
tnuha Jun 26, 2024
5aac249
std: test a variety of ways to extend a Wtf8Buf
workingjubilee Jun 26, 2024
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set self.is_known_utf8 to false in extend_from_slice
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@tnuha
tnuha committed Jun 26, 2024
commit e5167fe7bd52a8eaebbf01d0b1469785306f4a96
2 changes: 1 addition & 1 deletion library/std/src/sys_common/wtf8.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -480,7 +480,7 @@ impl Wtf8Buf {
#[inline]
pub(crate) fn extend_from_slice(&mut self, other: &[u8]) {
self.bytes.extend_from_slice(other);
self.is_known_utf8 = self.is_known_utf8 || self.next_surrogate(0).is_none();
self.is_known_utf8 = false;
}
}

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