doctrine / mongodb-odm

        // Starting with MongoDB 3.2, this command returns code 20 when a collection is already sharded.

        // For older MongoDB versions, check the error message

        if ($result['ok'] != 1 && ((isset($result['code']) && $result['code'] !== 20) && $result['errmsg'] !== 'already sharded')) {

            throw MongoDBException::failedToEnsureDocumentSharding($documentName, $result['errmsg']);

        }

    }

    /**

        // Error code is only available with MongoDB 3.2. MongoDB 3.0 only returns a message

        // Thus, check code if it exists and fall back on error message

        if ($result['ok'] != 1 && ((isset($result['code']) && $result['code'] !== 23) && $result['errmsg'] !== 'already enabled')) {

            throw MongoDBException::failedToEnableSharding($dbName, $result['errmsg']);

        }

    }

    /**