From a0111fa8b19525c6e9f0a9ddb8a15b334c1edfdf Mon Sep 17 00:00:00 2001
From: Leonidas Vrachnis <leo.al.vra@gmail.com>
Date: Tue, 14 Aug 2018 21:04:49 +0300
Subject: [PATCH 1/2] doRequest must accept null $collectorRegistry

Since method delete calls it with null
---
 src/Prometheus/PushGateway.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Prometheus/PushGateway.php b/src/Prometheus/PushGateway.php
index a4a3fd2..74f3bbc 100644
--- a/src/Prometheus/PushGateway.php
+++ b/src/Prometheus/PushGateway.php
@@ -60,7 +60,7 @@ public function delete($job, $groupingKey = null)
      * @param $groupingKey
      * @param $method
      */
-    private function doRequest(CollectorRegistry $collectorRegistry, $job, $groupingKey, $method)
+    private function doRequest(?CollectorRegistry $collectorRegistry, $job, $groupingKey, $method)
     {
         $url = "http://" . $this->address . "/metrics/job/" . $job;
         if (!empty($groupingKey)) {

From 42ca3eae7ae5c27675ead133e317099e843885e8 Mon Sep 17 00:00:00 2001
From: Leonidas Vrachnis <leonidas.vrachnis@thebeat.co>
Date: Tue, 14 Aug 2018 21:40:04 +0300
Subject: [PATCH 2/2] Fix php 5.6 incompatibility

---
 src/Prometheus/PushGateway.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Prometheus/PushGateway.php b/src/Prometheus/PushGateway.php
index 74f3bbc..91c94f6 100644
--- a/src/Prometheus/PushGateway.php
+++ b/src/Prometheus/PushGateway.php
@@ -60,7 +60,7 @@ public function delete($job, $groupingKey = null)
      * @param $groupingKey
      * @param $method
      */
-    private function doRequest(?CollectorRegistry $collectorRegistry, $job, $groupingKey, $method)
+    private function doRequest(CollectorRegistry $collectorRegistry = null, $job, $groupingKey, $method)
     {
         $url = "http://" . $this->address . "/metrics/job/" . $job;
         if (!empty($groupingKey)) {