protected function resolveAddress() : \Generator
{
if ($this->protocol == 'unix') {
return [$this->peer];
}
// Do a substring split here because IPv6 addresses may contain colons.
$index = \strrpos($this->peer, ':');
if ($index !== false) {
$parts = [\substr($this->peer, 0, $index), \substr($this->peer, $index + 1)];
$port = \array_pop($parts);
}
if (empty($parts)) {
throw new SocketException(\sprintf('Missing port in peer "%s"', $this->peer));
}
$address = (yield ($this->resolver ?? LoopConfig::currentHostResolver())->resolve($parts[0]));
$resolved = [];
foreach ($address as $addr) {
$resolved[] = \sprintf('%s:%u', $addr, $port);
}
return $resolved;
}
