diff options
Diffstat (limited to 'library/alloc/src/str.rs')
| -rw-r--r-- | library/alloc/src/str.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/library/alloc/src/str.rs b/library/alloc/src/str.rs index 879af7cf4dd..57279e81a95 100644 --- a/library/alloc/src/str.rs +++ b/library/alloc/src/str.rs @@ -74,6 +74,7 @@ pub use core::str::{RSplitTerminator, SplitTerminator}; /// Note: `str` in `Concat<str>` is not meaningful here. /// This type parameter of the trait only exists to enable another impl. +#[cfg(not(no_global_oom_handling))] #[unstable(feature = "slice_concat_ext", issue = "27747")] impl<S: Borrow<str>> Concat<str> for [S] { type Output = String; @@ -83,6 +84,7 @@ impl<S: Borrow<str>> Concat<str> for [S] { } } +#[cfg(not(no_global_oom_handling))] #[unstable(feature = "slice_concat_ext", issue = "27747")] impl<S: Borrow<str>> Join<&str> for [S] { type Output = String; @@ -92,6 +94,7 @@ impl<S: Borrow<str>> Join<&str> for [S] { } } +#[cfg(not(no_global_oom_handling))] macro_rules! specialize_for_lengths { ($separator:expr, $target:expr, $iter:expr; $($num:expr),*) => {{ let mut target = $target; @@ -122,6 +125,7 @@ macro_rules! specialize_for_lengths { }} } +#[cfg(not(no_global_oom_handling))] macro_rules! copy_slice_and_advance { ($target:expr, $bytes:expr) => { let len = $bytes.len(); @@ -139,6 +143,7 @@ macro_rules! copy_slice_and_advance { // the bounds for String-join are S: Borrow<str> and for Vec-join Borrow<[T]> // [T] and str both impl AsRef<[T]> for some T // => s.borrow().as_ref() and we always have slices +#[cfg(not(no_global_oom_handling))] fn join_generic_copy<B, T, S>(slice: &[S], sep: &[T]) -> Vec<T> where T: Copy, @@ -205,6 +210,7 @@ impl BorrowMut<str> for String { } } +#[cfg(not(no_global_oom_handling))] #[stable(feature = "rust1", since = "1.0.0")] impl ToOwned for str { type Owned = String; @@ -264,6 +270,7 @@ impl str { /// let s = "this is old"; /// assert_eq!(s, s.replace("cookie monster", "little lamb")); /// ``` + #[cfg(not(no_global_oom_handling))] #[must_use = "this returns the replaced string as a new allocation, \ without modifying the original"] #[stable(feature = "rust1", since = "1.0.0")] @@ -303,6 +310,7 @@ impl str { /// let s = "this is old"; /// assert_eq!(s, s.replacen("cookie monster", "little lamb", 10)); /// ``` + #[cfg(not(no_global_oom_handling))] #[must_use = "this returns the replaced string as a new allocation, \ without modifying the original"] #[stable(feature = "str_replacen", since = "1.16.0")] @@ -358,6 +366,7 @@ impl str { /// /// assert_eq!(new_year, new_year.to_lowercase()); /// ``` + #[cfg(not(no_global_oom_handling))] #[stable(feature = "unicode_case_mapping", since = "1.2.0")] pub fn to_lowercase(&self) -> String { let mut s = String::with_capacity(self.len()); @@ -437,6 +446,7 @@ impl str { /// /// assert_eq!("TSCHÜSS", s.to_uppercase()); /// ``` + #[cfg(not(no_global_oom_handling))] #[stable(feature = "unicode_case_mapping", since = "1.2.0")] pub fn to_uppercase(&self) -> String { let mut s = String::with_capacity(self.len()); @@ -496,6 +506,7 @@ impl str { /// // this will panic at runtime /// "0123456789abcdef".repeat(usize::MAX); /// ``` + #[cfg(not(no_global_oom_handling))] #[stable(feature = "repeat_str", since = "1.16.0")] pub fn repeat(&self, n: usize) -> String { unsafe { String::from_utf8_unchecked(self.as_bytes().repeat(n)) } @@ -522,6 +533,7 @@ impl str { /// /// [`make_ascii_uppercase`]: str::make_ascii_uppercase /// [`to_uppercase`]: #method.to_uppercase + #[cfg(not(no_global_oom_handling))] #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")] #[inline] pub fn to_ascii_uppercase(&self) -> String { @@ -552,6 +564,7 @@ impl str { /// /// [`make_ascii_lowercase`]: str::make_ascii_lowercase /// [`to_lowercase`]: #method.to_lowercase + #[cfg(not(no_global_oom_handling))] #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")] #[inline] pub fn to_ascii_lowercase(&self) -> String { |