Merge pull request #8282 from drupol/stub/fix-cachingiterator

Update `CachingIterator::getCache` stub.

stubs/CoreGenericIterators.phpstub

@@ -355,7 +355,7 @@ class CachingIterator extends IteratorIterator implements OuterIterator , ArrayA
     const TOSTRING_USE_CURRENT = 4 ;
     const TOSTRING_USE_INNER = 8 ;
     const FULL_CACHE = 256 ;
-    
+
     /**
      * @param TIterator $iterator
      * @param int-mask-of<self::*> $flags
@@ -376,6 +376,11 @@ class CachingIterator extends IteratorIterator implements OuterIterator , ArrayA
      * @psalm-ignore-nullable-return
      */
     public function key() {}
+
+    /**
+     * @return array<array-key, TValue>
+     */
+    public function getCache() {}
 }
 
 /**
@@ -799,19 +804,6 @@ class RecursiveArrayIterator extends ArrayIterator implements RecursiveIterator
  * @template-extends CachingIterator<TKey, TValue, TIterator>
  */
 class RecursiveCachingIterator extends CachingIterator implements RecursiveIterator {
-
-    const CALL_TOSTRING = 1 ;
-    const CATCH_GET_CHILD = 16 ;
-    const TOSTRING_USE_KEY = 2 ;
-    const TOSTRING_USE_CURRENT = 4 ;
-    const TOSTRING_USE_INNER = 8 ;
-    const FULL_CACHE = 256 ;
-
-    /**
-     * @param TIterator $iterator
-     * @param int-mask-of<self::*> $flags
-     */
-    public function __construct(Iterator $iterator, int $flags = 0) {}
     /**
      * @return RecursiveCachingIterator<TKey,TValue, TIterator>
      */
@@ -821,18 +813,6 @@ class RecursiveCachingIterator extends CachingIterator implements RecursiveItera
      * @return bool
      */
     public function hasChildren() {}
-
-    /**
-     * @return TValue|null current value or null when iterator is drained
-     * @psalm-ignore-nullable-return
-     */
-    public function current() {}
-
-    /**
-     * @return TKey|null current key or null when iterator is drained
-     * @psalm-ignore-nullable-return
-     */
-    public function key() {}
 }
 
 /**