Remove unnecessary if statement in ApiRawRequester.request

Author: Grace Yim

lib/ToopherApi.php

@@ -179,14 +179,11 @@ private function request($method, $endpoint, $parameters = array(), $rawRequest
             }
 
             $err = json_decode($resultBody, true);
-            if ($err == NULL) {
+            if ($err === NULL) {
                 $jsonError = $this->json_error_to_string(json_last_error());
-                if (!empty($jsonError))
-                {
-                    error_log(sprintf('Error parsing response body JSON: %s', $jsonError));
-                    error_log(sprintf('Response body: %s', $result->getBody()));
-                    throw new ToopherRequestException(sprintf('JSON Parsing Error: %s', $jsonError));
-                }
+                error_log(sprintf('Error parsing response body JSON: %s', $jsonError));
+                error_log(sprintf('Response body: %s', $result->getBody()));
+                throw new ToopherRequestException(sprintf('JSON Parsing Error: %s', $jsonError));
             }
 
             if(array_key_exists('error_message', $err))