Dumplie\Metadata\Hydrator\DefaultHydrator::hydrate PHP Method

    public function hydrate(TypeSchema $type, array $data = []) : Metadata
    {
        if (!array_key_exists('id', $data)) {
            throw HydrationException::missingId();
        }
        $id = new MetadataId($data['id']);
        unset($data['id']);
        $fieldValues = [];
        foreach ($data as $key => $value) {
            $field = $type->getFieldDefinition($key);
            $value = $field->deserialize($value);
            if ($value instanceof Association) {
                $value = $this->associate($value);
            }
            $fieldValues[$key] = $value;
        }
        foreach ($type->getDefinitions(array_keys($data)) as $key => $field) {
            $fieldValues[$key] = $field->defaultValue();
        }
        return new Metadata($id, $type->name(), $fieldValues);
    }