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implement AddAssign for String #34890

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Merged
merged 3 commits into from
Jul 21, 2016
Merged

implement AddAssign for String #34890

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6a09df9
implement AddAssign for String
oconnor663 Jul 17, 2016
cac58ab
update the since field to 1.12.0 for String AddAssign
oconnor663 Jul 18, 2016
9b81306
use a new feature name for String AddAssign
oconnor663 Jul 18, 2016
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10 changes: 9 additions & 1 deletion src/libcollections/string.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ use core::fmt;
use core::hash;
use core::iter::FromIterator;
use core::mem;
use core::ops::{self, Add, Index, IndexMut};
use core::ops::{self, Add, AddAssign, Index, IndexMut};
use core::ptr;
use core::str::pattern::Pattern;
use rustc_unicode::char::{decode_utf16, REPLACEMENT_CHARACTER};
Expand Down Expand Up @@ -1559,6 +1559,14 @@ impl<'a> Add<&'a str> for String {
}
}

#[stable(feature = "stringaddassign", since = "1.12.0")]
impl<'a> AddAssign<&'a str> for String {
#[inline]
fn add_assign(&mut self, other: &str) {
self.push_str(other);
}
}

#[stable(feature = "rust1", since = "1.0.0")]
impl ops::Index<ops::Range<usize>> for String {
type Output = str;
Expand Down