getPrototypeForChild example

        throw new Exception('A prototyped array node cannot have concrete children.');
    }

    protected function finalizeValue(mixed $value): mixed
    {
        if (false === $value) {
            throw new UnsetKeyException(sprintf('Unsetting key for path "%s", value: %s.', $this->getPath(), json_encode($value)));
        }

        foreach ($value as $k => $v) {
            $prototype = $this->getPrototypeForChild($k);
            try {
                $value[$k] = $prototype->finalize($v);
            } catch (UnsetKeyException) {
                unset($value[$k]);
            }
        }

        if (\count($value) < $this->minNumberOfElements) {
            $ex = new InvalidConfigurationException(sprintf('The path "%s" should have at least %d element(s) defined.', $this->getPath(), $this->minNumberOfElements));
            $ex->setPath($this->getPath());