public function handle_parsing_errors( $errno, $errstr, $errfile ) {
		if ( ! ( \error_reporting() & $errno ) ) { // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.runtime_configuration_error_reporting,WordPress.PHP.DevelopmentFunctions.prevent_path_disclosure_error_reporting
			return true; // not interesting.
		}

		// Ignore warnings from parser & let PHP handle the rest.
		return $errno & E_USER_WARNING && 0 === \substr_compare( $errfile, 'DOMTreeBuilder.php', -18 );
	}