WP_REST_Pattern_Directory_Controller::get_transient_key( $query_args )

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protected function get_transient_key( $query_args ) {

	if ( isset( $query_args['slug'] ) ) {
		// This is an additional precaution because the "sort" function expects an array.
		$query_args['slug'] = wp_parse_list( $query_args['slug'] );

		// Empty arrays should not affect the transient key.
		if ( empty( $query_args['slug'] ) ) {
			unset( $query_args['slug'] );
		} else {
			// Sort the array so that the transient key doesn't depend on the order of slugs.
			sort( $query_args['slug'] );
		}
	}

	return 'wp_remote_block_patterns_' . md5( serialize( $query_args ) );
}

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