Skip to content

std: Add ToString trait specialization for Cow<'a, str> and String #39440

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Feb 4, 2017
Merged

std: Add ToString trait specialization for Cow<'a, str> and String #39440

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
std: Add ToString trait specialization for Cow<'a, str> and String 
r? @bluss
  • Loading branch information
@F001
F001 committed Feb 1, 2017
commit dfcca546fcbdab16b2696550820b0cea5ea7a894
16 changes: 16 additions & 0 deletions src/libcollections/string.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1866,6 +1866,22 @@ impl ToString for str {
}
}

#[stable(feature = "cow_str_to_string_specialization", since = "1.17.0")]
impl<'a> ToString for Cow<'a, str> {
#[inline]
fn to_string(&self) -> String {
self[..].to_owned()
}
}

#[stable(feature = "string_to_string_specialization", since = "1.17.0")]
impl ToString for String {
#[inline]
fn to_string(&self) -> String {
self.to_owned()
}
}

#[stable(feature = "rust1", since = "1.0.0")]
impl AsRef<str> for String {
#[inline]
Expand Down