Better solution for issue 64194

Author: ciobanu0151

src/wp-includes/class-wp-scripts.php

@@ -1068,9 +1068,16 @@ private function filter_eligible_strategies( $handle, $eligible_strategies = nul
 	 *
 	 * @param string              $handle  Script module ID.
 	 * @param array<string, true> $checked Optional. An array of already checked script handles, used to avoid recursive loops.
+	 * @param array<string, string> $stored_results Optional. An array of already computed max priority by handle, used to increase performance in large dependency lists.
+	 *
 	 * @return string|null Highest fetch priority for the script and its dependents.
 	 */
-	private function get_highest_fetchpriority_with_dependents( string $handle, array &$checked = array() ): ?string {
+	private function get_highest_fetchpriority_with_dependents( string $handle, array $checked = array(), array &$stored_results = array() ): ?string {
+		if(isset($stored_results[$handle]) && !empty($stored_results[$handle])) {
+			return $stored_results[$handle];
+		}
+
+
 		// If there is a recursive dependency, return early.
 		if ( isset( $checked[ $handle ] ) ) {
 			return null;
@@ -1099,7 +1106,7 @@ private function get_highest_fetchpriority_with_dependents( string $handle, arra
 		$highest_priority_index = (int) array_search( $fetchpriority, $priorities, true );
 		if ( $highest_priority_index !== $high_priority_index ) {
 			foreach ( $this->get_dependents( $handle ) as $dependent_handle ) {
-				$dependent_priority = $this->get_highest_fetchpriority_with_dependents( $dependent_handle, $checked );
+				$dependent_priority = $this->get_highest_fetchpriority_with_dependents( $dependent_handle, $checked, $stored_results );
 				if ( is_string( $dependent_priority ) ) {
 					$highest_priority_index = max(
 						$highest_priority_index,
@@ -1111,7 +1118,7 @@ private function get_highest_fetchpriority_with_dependents( string $handle, arra
 				}
 			}
 		}
-
+		$stored_results[$handle] = $priorities[ $highest_priority_index ];
 		return $priorities[ $highest_priority_index ];
 	}