/**
* Calls curl_exec
*
* This method exists so it can easily be overridden and mocked.
*
* @param resource $curlHandle
* @return string
*/
protected function curlExec($curlHandle)
{
$return = null;
$this->emit('curlExec', [&$return]);
// If nothing modified $return, we're using the default behavior.
if (is_null($return)) {
return parent::curlExec($curlHandle);
} else {
return $return;
}
}
