From a1429d6a7a5002b8337d7f9984f12316d67348ac Mon Sep 17 00:00:00 2001
From: "Alexander M. Turek" <me@derrabus.de>
Date: Fri, 15 Mar 2024 13:41:40 +0100
Subject: [PATCH] Make nullable parameter types explicit

---
 src/Exception/HttpException.php      | 4 ++--
 src/Exception/NetworkException.php   | 2 +-
 src/Exception/RequestException.php   | 2 +-
 src/Promise/HttpFulfilledPromise.php | 2 +-
 src/Promise/HttpRejectedPromise.php  | 2 +-
 5 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/Exception/HttpException.php b/src/Exception/HttpException.php
index 6c2a007..8af32f1 100644
--- a/src/Exception/HttpException.php
+++ b/src/Exception/HttpException.php
@@ -26,7 +26,7 @@ public function __construct(
         $message,
         RequestInterface $request,
         ResponseInterface $response,
-        \Exception $previous = null
+        ?\Exception $previous = null
     ) {
         parent::__construct($message, $request, $previous);
 
@@ -50,7 +50,7 @@ public function getResponse()
     public static function create(
         RequestInterface $request,
         ResponseInterface $response,
-        \Exception $previous = null
+        ?\Exception $previous = null
     ) {
         $message = sprintf(
             '[url] %s [http method] %s [status code] %s [reason phrase] %s',
diff --git a/src/Exception/NetworkException.php b/src/Exception/NetworkException.php
index 9b4f1e8..ce5f4d7 100644
--- a/src/Exception/NetworkException.php
+++ b/src/Exception/NetworkException.php
@@ -19,7 +19,7 @@ class NetworkException extends TransferException implements PsrNetworkException
     /**
      * @param string $message
      */
-    public function __construct($message, RequestInterface $request, \Exception $previous = null)
+    public function __construct($message, RequestInterface $request, ?\Exception $previous = null)
     {
         $this->setRequest($request);
 
diff --git a/src/Exception/RequestException.php b/src/Exception/RequestException.php
index f6c60ce..dbed296 100644
--- a/src/Exception/RequestException.php
+++ b/src/Exception/RequestException.php
@@ -20,7 +20,7 @@ class RequestException extends TransferException implements PsrRequestException
     /**
      * @param string $message
      */
-    public function __construct($message, RequestInterface $request, \Exception $previous = null)
+    public function __construct($message, RequestInterface $request, ?\Exception $previous = null)
     {
         $this->setRequest($request);
 
diff --git a/src/Promise/HttpFulfilledPromise.php b/src/Promise/HttpFulfilledPromise.php
index 20ec1d3..ccdf48e 100644
--- a/src/Promise/HttpFulfilledPromise.php
+++ b/src/Promise/HttpFulfilledPromise.php
@@ -18,7 +18,7 @@ public function __construct(ResponseInterface $response)
         $this->response = $response;
     }
 
-    public function then(callable $onFulfilled = null, callable $onRejected = null)
+    public function then(?callable $onFulfilled = null, ?callable $onRejected = null)
     {
         if (null === $onFulfilled) {
             return $this;
diff --git a/src/Promise/HttpRejectedPromise.php b/src/Promise/HttpRejectedPromise.php
index d147259..a489ad4 100644
--- a/src/Promise/HttpRejectedPromise.php
+++ b/src/Promise/HttpRejectedPromise.php
@@ -17,7 +17,7 @@ public function __construct(Exception $exception)
         $this->exception = $exception;
     }
 
-    public function then(callable $onFulfilled = null, callable $onRejected = null)
+    public function then(?callable $onFulfilled = null, ?callable $onRejected = null)
     {
         if (null === $onRejected) {
             return $this;