Stabilize Arguments::as_str

Closes #74442
rust-lang · Feb 14, 2021 · 4613b37 · 4613b37
1 parent 5fa22fe
commit 4613b37
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diff --git a/library/core/src/fmt/mod.rs b/library/core/src/fmt/mod.rs
@@ -401,8 +401,6 @@ impl<'a> Arguments<'a> {
     /// # Examples
     ///
     /// ```rust
-    /// #![feature(fmt_as_str)]
-    ///
     /// use std::fmt::Arguments;
     ///
     /// fn write_str(_: &str) { /* ... */ }
@@ -417,13 +415,11 @@ impl<'a> Arguments<'a> {
     /// ```
     ///
     /// ```rust
-    /// #![feature(fmt_as_str)]
-    ///
     /// assert_eq!(format_args!("hello").as_str(), Some("hello"));
     /// assert_eq!(format_args!("").as_str(), Some(""));
     /// assert_eq!(format_args!("{}", 1).as_str(), None);
     /// ```
-    #[unstable(feature = "fmt_as_str", issue = "74442")]
+    #[stable(feature = "fmt_as_str", since = "1.52.0")]
     #[inline]
     pub fn as_str(&self) -> Option<&'static str> {
         match (self.pieces, self.args) {

diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs
@@ -264,7 +264,6 @@
 #![feature(exhaustive_patterns)]
 #![feature(extend_one)]
 #![feature(external_doc)]
-#![feature(fmt_as_str)]
 #![feature(fn_traits)]
 #![feature(format_args_nl)]
 #![feature(gen_future)]