Better support non-WordPress use-cases (#60)

This better allows for environments where WordPress functions are not fully loaded.
Automattic · Jun 20, 2024 · bb3b9f6 · bb3b9f6
1 parent 9e72b41
commit bb3b9f6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/object-cache.php b/object-cache.php
@@ -477,7 +477,7 @@ function flush() {
 
 		$this->rotate_site_keys( $flush_number );
 
-		if ( is_main_site() ) {
+		if ( function_exists( 'is_main_site' ) && is_main_site() ) {
 			$this->rotate_global_keys( $flush_number );
 		}