Config::toArray

public function toArray(): array
{
	$result = array_reduce(
		static::getFieldCodes(),
		(function (array $result, string $code) : array
		{
			$field = $this::getField($code);
			if($field::available())
			{
				if ($value = $this->get($code))
				{
					$result[$code] = $value;
				}
				elseif ($field::required())
				{
					throw new ExceptionRequiredFieldNotFoundException("$code");
				}
			}
			return $result;

		})->bindTo($this,$this),
		array()
	);
	$keys = array_keys($result);
	foreach ($this::FIELDS_DEPENDENCIES as $code => $dependencies)
	{
		if($result[$code] && count($undefined = array_diff($dependencies,$keys)) > 0)
		{
			throw new ExceptionUnresolvedDependencyException("$code:".implode(',',$undefined));
		}
	}
	return $result;
}