code: private function buildCondition($condition, $metaModel)
      {
          if (null === $condition) {
              return null;
          }
  
          return $this->conditionFactory->createCondition($condition, $metaModel);
      }
docs: Build the conditions for the passed condition array.
  
  @param array|null $condition The condition information.
  
  @param IMetaModel $metaModel The MetaModel instance.
  
  @return null|ConditionInterface
  
  @throws \RuntimeException Throws if condition type not be transformed to an instance.