Algo-Web / POData-Laravel

        $rels = $this->relations[$className];

        $keys = array_keys($rels);

        $results = [];

        foreach ($keys as $key) {

            $lines = $this->getRelationsByKey($className, $key);

            foreach ($lines as $line) {

                if (!in_array($line, $results)) {

                    $results[] = $line;

                }

            }

        }

        return $results;

    }

        $results = [];

        $registered = array_keys($this->relations);

        foreach ($registered as $className) {

            $lines = $this->getRelationsByClass($className);

            foreach ($lines as $line) {

                if (!in_array($line, $results)) {

                    $results[] = $line;

                }

            }

        }

        return $results;

    }