New upstream version 2.3.0

.php-cs-fixer.dist.php

+<?php
+
+$finder = PhpCsFixer\Finder::create()
+    ->in(__DIR__.'/src')
+    ->name('*.php')
+;
+
+$config = (new PhpCsFixer\Config())
+    ->setRiskyAllowed(true)
+    ->setRules([
+        '@Symfony' => true,
+    ])
+    ->setFinder($finder)
+;
+
+return $config;

CHANGELOG.md

@@ -9,6 +9,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [2.3.0] - 2022-02-21
+
+### Changed
+
+- Enabled the `$onRejected` callback of `HttpRejectedPromise` to return a promise for implementing a retry
+  mechanism [#168](https://github.com/php-http/httplug/pull/168)
+
 ## [2.2.0] - 2020-07-13
 
 ### Changed

README.md

@@ -2,12 +2,11 @@
 
 [![Latest Version](https://img.shields.io/github/release/php-http/httplug.svg?style=flat-square)](https://github.com/php-http/httplug/releases)
 [![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE)
-[![Build Status](https://img.shields.io/travis/php-http/httplug/master.svg?style=flat-square)](https://travis-ci.org/php-http/httplug)
+[![Build Status](https://github.com/php-http/httplug/actions/workflows/ci.yml/badge.svg)](https://github.com/php-http/httplug/actions/workflows/ci.yml)
 [![Code Coverage](https://img.shields.io/scrutinizer/coverage/g/php-http/httplug.svg?style=flat-square)](https://scrutinizer-ci.com/g/php-http/httplug)
 [![Quality Score](https://img.shields.io/scrutinizer/g/php-http/httplug.svg?style=flat-square)](https://scrutinizer-ci.com/g/php-http/httplug)
 [![Total Downloads](https://img.shields.io/packagist/dt/php-http/httplug.svg?style=flat-square)](https://packagist.org/packages/php-http/httplug)
 
-[![Slack Status](http://slack.httplug.io/badge.svg)](http://slack.httplug.io)
 [![Email](https://img.shields.io/badge/email-team@httplug.io-blue.svg?style=flat-square)](mailto:team@httplug.io)
 
 **HTTPlug, the HTTP client abstraction for PHP.**

src/Promise/HttpRejectedPromise.php

@@ -27,7 +27,12 @@ final class HttpRejectedPromise implements Promise
         }
 
         try {
-            return new HttpFulfilledPromise($onRejected($this->exception));
+            $result = $onRejected($this->exception);
+            if ($result instanceof Promise) {
+                return $result;
+            }
+
+            return new HttpFulfilledPromise($result);
         } catch (Exception $e) {
             return new self($e);
         }