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Simplify str::clone_into

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Removes an `unsafe` in favor of just using `String` methods.
This commit is contained in:
DaniPopes 2024-06-25 22:34:40 +02:00
parent c290e9de32
commit d5ff4f4f65
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1 changed files with 4 additions and 3 deletions
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7
library/alloc/src/str.rs
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@ -206,15 +206,16 @@ fn borrow_mut(&mut self) -> &mut str {
#[stable(feature = "rust1", since = "1.0.0")]
impl ToOwned for str {
type Owned = String;
#[inline]
fn to_owned(&self) -> String {
unsafe { String::from_utf8_unchecked(self.as_bytes().to_owned()) }
}
#[inline]
fn clone_into(&self, target: &mut String) {
let mut b = mem::take(target).into_bytes();
self.as_bytes().clone_into(&mut b);
*target = unsafe { String::from_utf8_unchecked(b) }
target.clear();
target.push_str(self);
}
}