馃摑 Overview
RetryDecoratingClient used class_exists('GuzzleHttp\ClientInterface') to detect whether the configured HTTP client implements Guzzle's ClientInterface. Since ClientInterface is a PHP interface rather than a class, class_exists() never matches it, so the Guzzle-specific send path was never taken.
#188
馃摑 Overview
RetryDecoratingClientusedclass_exists('GuzzleHttp\ClientInterface')to detect whether the configured HTTP client implements Guzzle'sClientInterface. SinceClientInterfaceis a PHP interface rather than a class,class_exists()never matches it, so the Guzzle-specific send path was never taken.#188