From 220c5ea593b7734f5134c8cd0f411097f8e798da Mon Sep 17 00:00:00 2001
From: Niels Vanpachtenbeke <10651054+Nielsvanpach@users.noreply.github.com>
Date: Mon, 6 Dec 2021 16:25:07 +0100
Subject: [PATCH 1/2] add typehinting and ReturnTypeWillChange attributes

---
 src/DataTransferObjectCollection.php | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/DataTransferObjectCollection.php b/src/DataTransferObjectCollection.php
index 889e0d90..b0725000 100644
--- a/src/DataTransferObjectCollection.php
+++ b/src/DataTransferObjectCollection.php
@@ -29,17 +29,19 @@ public function __get($name)
         }
     }
 
+    #[\ReturnTypeWillChange]
     public function current()
     {
         return $this->iterator->current();
     }
 
+    #[\ReturnTypeWillChange]
     public function offsetGet($offset)
     {
         return $this->iterator[$offset] ?? null;
     }
 
-    public function offsetSet($offset, $value)
+    public function offsetSet($offset, $value): void
     {
         if (is_null($offset)) {
             $this->iterator[] = $value;
@@ -53,16 +55,17 @@ public function offsetExists($offset): bool
         return $this->iterator->offsetExists($offset);
     }
 
-    public function offsetUnset($offset)
+    public function offsetUnset($offset): void
     {
         unset($this->iterator[$offset]);
     }
 
-    public function next()
+    public function next(): void
     {
         $this->iterator->next();
     }
 
+    #[\ReturnTypeWillChange]
     public function key()
     {
         return $this->iterator->key();
@@ -73,7 +76,7 @@ public function valid(): bool
         return $this->iterator->valid();
     }
 
-    public function rewind()
+    public function rewind(): void
     {
         $this->iterator->rewind();
     }

From f7831eb457fe5d15462bbe4b9043363a631cc4e3 Mon Sep 17 00:00:00 2001
From: Niels Vanpachtenbeke <10651054+Nielsvanpach@users.noreply.github.com>
Date: Mon, 6 Dec 2021 16:27:16 +0100
Subject: [PATCH 2/2] run on 8.1

---
 .github/workflows/test.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9c84c2b2..690ade7c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest]
-        php: [8.0, 7.4]
+        php: [8.1, 8.0, 7.4]
         dependency-version: [prefer-lowest, prefer-stable]
 
     name: PHP ${{ matrix.php }} - ${{ matrix.dependency-version }} - ${{ matrix.os }}