protected static function section(&$context, $vars, $isEach = false) {
        if ($isEach) {
            static::builtin($context, $vars);
        } else {
            if ((count($vars) > 1) && !$context['flags']['lambda']) {
                $context['error'][] = "Custom helper not found: {$vars[0][0]} in " . Token::toString($context['currentToken']) . ' !';
            }
            $context['usedFeature']['sec']++;
        }
        return true;
    }