Stabilize or_insert_with_key

Author: ChaiTRex

alloc/src/collections/btree/map/entry.rs

@@ -116,15 +116,13 @@ impl<'a, K: Ord, V> Entry<'a, K, V> {
         }
     }
 
-    #[unstable(feature = "or_insert_with_key", issue = "71024")]
     /// Ensures a value is in the entry by inserting, if empty, the result of the default function,
     /// which takes the key as its argument, and returns a mutable reference to the value in the
     /// entry.
     ///
     /// # Examples
     ///
     /// ```
-    /// #![feature(or_insert_with_key)]
     /// use std::collections::BTreeMap;
     ///
     /// let mut map: BTreeMap<&str, usize> = BTreeMap::new();
@@ -134,6 +132,7 @@ impl<'a, K: Ord, V> Entry<'a, K, V> {
     /// assert_eq!(map["poneyland"], 9);
     /// ```
     #[inline]
+    #[stable(feature = "or_insert_with_key", since = "1.49.0")]
     pub fn or_insert_with_key<F: FnOnce(&K) -> V>(self, default: F) -> &'a mut V {
         match self {
             Occupied(entry) => entry.into_mut(),

std/src/collections/hash/map.rs

@@ -2229,7 +2229,6 @@ impl<'a, K, V> Entry<'a, K, V> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(or_insert_with_key)]
     /// use std::collections::HashMap;
     ///
     /// let mut map: HashMap<&str, usize> = HashMap::new();
@@ -2239,7 +2238,7 @@ impl<'a, K, V> Entry<'a, K, V> {
     /// assert_eq!(map["poneyland"], 9);
     /// ```
     #[inline]
-    #[unstable(feature = "or_insert_with_key", issue = "71024")]
+    #[stable(feature = "or_insert_with_key", since = "1.49.0")]
     pub fn or_insert_with_key<F: FnOnce(&K) -> V>(self, default: F) -> &'a mut V {
         match self {
             Occupied(entry) => entry.into_mut(),