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<?php
declare(strict_types=1);
namespace Nyholm\Dsn\Configuration;
/**
* A function with one or more arguments. The default function is called "dsn".
* Other function may be "failover" or "roundrobin".
*
* Examples:
* - failover(redis://localhost memcached://example.com)
* - dsn(amqp://guest:password@localhost:1234)
* - foobar(amqp://guest:password@localhost:1234 amqp://localhost)?delay=10
* @author Tobias Nyholm <[email protected]>
*/
class DsnFunction
{
* @var string
private $name;
* @var array
private $arguments;
private $parameters;
public function __construct(string $name, array $arguments, array $parameters = [])
$this->name = $name;
$this->arguments = $arguments;
$this->parameters = $parameters;
}
public function getName(): string
return $this->name;
* @return array<DsnFunction|Dsn>
public function getArguments(): array
return $this->arguments;
public function getParameters(): array
return $this->parameters;
public function getParameter(string $key, $default = null)
return \array_key_exists($key, $this->parameters) ? $this->parameters[$key] : $default;
* @return DsnFunction|Dsn
public function first()
return reset($this->arguments);
* @return string
public function __toString()
return sprintf('%s(%s)%s', $this->getName(), implode(' ', $this->getArguments()), empty($this->parameters) ? '' : '?'.http_build_query($this->parameters));
Nyholm /
dsn
