src/Manager.php
public function connection(string $name = null): Client
    {
        $name = $name ?: $this->getDefaultConnection();

        if (!isset($this->connections[$name])) {
            $client = $this->makeConnection($name);

            $this->connections[$name] = $client;
        }

        return $this->connections[$name];
    }
public function connection(string $name = null): Client
    {
        $name = $name ?: $this->getDefaultConnection();

        if (!isset($this->connections[$name])) {
            $client = $this->makeConnection($name);

            $this->connections[$name] = $client;
        }

        return $this->connections[$name];
    }
Retrieve or build the named connection.

@param string|null $name

@return Client