/**
* Creates credentials from the result of an STS operations
*
* @param Result $result Result of an STS operation
*
* @return Credentials
* @throws \InvalidArgumentException if the result contains no credentials
*/
public function createCredentials(Result $result)
{
if (!$result->hasKey('Credentials')) {
throw new \InvalidArgumentException('Result contains no credentials');
}
$c = $result['Credentials'];
return new Credentials($c['AccessKeyId'], $c['SecretAccessKey'], isset($c['SessionToken']) ? $c['SessionToken'] : null, isset($c['Expiration']) && $c['Expiration'] instanceof \DateTimeInterface ? (int) $c['Expiration']->format('U') : null);
}
