Memoize getPrettyJson

SamFleming · SamFleming · commit 91a2b392e998 · 2018-11-26T19:51:49.000Z
diff --git a/src/Symfony/Component/HttpKernel/DataCollector/RequestDataCollector.php b/src/Symfony/Component/HttpKernel/DataCollector/RequestDataCollector.php
@@ -26,6 +26,7 @@
 class RequestDataCollector extends DataCollector implements EventSubscriberInterface, LateDataCollectorInterface
 {
     protected $controllers;
+    protected $prettyJson;
 
     public function __construct()
     {
@@ -265,11 +266,15 @@ public function getContent()
 
     public function getPrettyJson()
     {
+        if ($this->prettyJson) {
+            return $this->prettyJson;
+        }
+
         $decoded = json_decode($this->getContent());
         $valid = JSON_ERROR_NONE === json_last_error();
         $content = json_encode($decoded, JSON_PRETTY_PRINT);
 
-        return array(
+        return $this->prettyJson = array(
             'valid' => $valid,
             'content' => $content,
         );
