From cc30bdbe5718d99101fbdda4fd2d5b0011934641 Mon Sep 17 00:00:00 2001
From: Markus Machatschek <markus.machatschek@hey.com>
Date: Wed, 27 May 2026 14:24:24 +0200
Subject: [PATCH 1/6] feat: add BadRequestException as additional
 ClientException class

---
 .../Request/Statuses/BadRequestException.php         | 12 ++++++++++++
 src/Helpers/RequestExceptionHelper.php               |  2 ++
 2 files changed, 14 insertions(+)
 create mode 100644 src/Exceptions/Request/Statuses/BadRequestException.php

diff --git a/src/Exceptions/Request/Statuses/BadRequestException.php b/src/Exceptions/Request/Statuses/BadRequestException.php
new file mode 100644
index 00000000..5048ade7
--- /dev/null
+++ b/src/Exceptions/Request/Statuses/BadRequestException.php
@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Saloon\Exceptions\Request\Statuses;
+
+use Saloon\Exceptions\Request\ClientException;
+
+class BadRequestException extends ClientException
+{
+    //
+}
diff --git a/src/Helpers/RequestExceptionHelper.php b/src/Helpers/RequestExceptionHelper.php
index 38f33b6a..3f937aaf 100644
--- a/src/Helpers/RequestExceptionHelper.php
+++ b/src/Helpers/RequestExceptionHelper.php
@@ -9,6 +9,7 @@
 use Saloon\Exceptions\Request\ClientException;
 use Saloon\Exceptions\Request\ServerException;
 use Saloon\Exceptions\Request\RequestException;
+use Saloon\Exceptions\Request\Statuses\BadRequestException;
 use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
 use Saloon\Exceptions\Request\Statuses\UnauthorizedException;
@@ -32,6 +33,7 @@ public static function create(Response $response, ?Throwable $previous = null):
 
         $requestException = match (true) {
             // Built-in exceptions
+            $status === 400 => BadRequestException::class,
             $status === 401 => UnauthorizedException::class,
             $status === 402 => PaymentRequiredException::class,
             $status === 403 => ForbiddenException::class,

From ba6bbb61f8412cce342223dee29d4b5cd099d176 Mon Sep 17 00:00:00 2001
From: Markus Machatschek <markus.machatschek@hey.com>
Date: Sat, 30 May 2026 19:27:26 +0200
Subject: [PATCH 2/6] tests: add testcase for BadRequest to dataset

---
 tests/Unit/RequestExceptionTest.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/Unit/RequestExceptionTest.php b/tests/Unit/RequestExceptionTest.php
index db4d2b40..66ae9ba7 100644
--- a/tests/Unit/RequestExceptionTest.php
+++ b/tests/Unit/RequestExceptionTest.php
@@ -12,6 +12,7 @@
 use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
 use Saloon\Tests\Fixtures\Requests\AlwaysHasFailureRequest;
+use Saloon\Exceptions\Request\Statuses\BadRequestException;
 use Saloon\Exceptions\Request\Statuses\UnauthorizedException;
 use Saloon\Exceptions\Request\Statuses\GatewayTimeoutException;
 use Saloon\Exceptions\Request\Statuses\RequestTimeOutException;
@@ -35,6 +36,7 @@
     expect($exception)->toBeInstanceOf($expectedException);
     expect($exception->getMessage())->toEqual($message);
 })->with([
+    [400, BadRequestException::class],
     [401, UnauthorizedException::class],
     [402, PaymentRequiredException::class],
     [403, ForbiddenException::class],

From 9c8e49cfd642ed64fb169dc7939b1456a35574c8 Mon Sep 17 00:00:00 2001
From: Sammyjo20 <29132017+Sammyjo20@users.noreply.github.com>
Date: Fri, 18 Sep 2026 22:29:36 +0100
Subject: [PATCH 3/6] Run Workflows


From d8c61517b6bbc56406ae4abc6fa37cc9b58c1444 Mon Sep 17 00:00:00 2001
From: Sammyjo20 <29132017+Sammyjo20@users.noreply.github.com>
Date: Fri, 18 Sep 2026 22:30:39 +0100
Subject: [PATCH 4/6] Code style

---
 src/Helpers/RequestExceptionHelper.php | 2 +-
 tests/Unit/RequestExceptionTest.php    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Helpers/RequestExceptionHelper.php b/src/Helpers/RequestExceptionHelper.php
index 3f937aaf..8177fe14 100644
--- a/src/Helpers/RequestExceptionHelper.php
+++ b/src/Helpers/RequestExceptionHelper.php
@@ -9,9 +9,9 @@
 use Saloon\Exceptions\Request\ClientException;
 use Saloon\Exceptions\Request\ServerException;
 use Saloon\Exceptions\Request\RequestException;
-use Saloon\Exceptions\Request\Statuses\BadRequestException;
 use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
+use Saloon\Exceptions\Request\Statuses\BadRequestException;
 use Saloon\Exceptions\Request\Statuses\UnauthorizedException;
 use Saloon\Exceptions\Request\Statuses\GatewayTimeoutException;
 use Saloon\Exceptions\Request\Statuses\RequestTimeOutException;
diff --git a/tests/Unit/RequestExceptionTest.php b/tests/Unit/RequestExceptionTest.php
index 66ae9ba7..2a0346cb 100644
--- a/tests/Unit/RequestExceptionTest.php
+++ b/tests/Unit/RequestExceptionTest.php
@@ -11,8 +11,8 @@
 use Saloon\Tests\Fixtures\Connectors\TestConnector;
 use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
-use Saloon\Tests\Fixtures\Requests\AlwaysHasFailureRequest;
 use Saloon\Exceptions\Request\Statuses\BadRequestException;
+use Saloon\Tests\Fixtures\Requests\AlwaysHasFailureRequest;
 use Saloon\Exceptions\Request\Statuses\UnauthorizedException;
 use Saloon\Exceptions\Request\Statuses\GatewayTimeoutException;
 use Saloon\Exceptions\Request\Statuses\RequestTimeOutException;

From ef4f1276c177a42d690c96fde0b98d012b24308b Mon Sep 17 00:00:00 2001
From: Sammyjo20 <29132017+Sammyjo20@users.noreply.github.com>
Date: Fri, 18 Sep 2026 22:34:57 +0100
Subject: [PATCH 5/6] Added 409 and 502

---
 .../Request/Statuses/BadGatewayException.php         | 12 ++++++++++++
 .../Request/Statuses/ConflictException.php           | 12 ++++++++++++
 src/Helpers/RequestExceptionHelper.php               |  4 ++++
 tests/Unit/RequestExceptionTest.php                  |  4 ++++
 4 files changed, 32 insertions(+)
 create mode 100644 src/Exceptions/Request/Statuses/BadGatewayException.php
 create mode 100644 src/Exceptions/Request/Statuses/ConflictException.php

diff --git a/src/Exceptions/Request/Statuses/BadGatewayException.php b/src/Exceptions/Request/Statuses/BadGatewayException.php
new file mode 100644
index 00000000..a8d0f44a
--- /dev/null
+++ b/src/Exceptions/Request/Statuses/BadGatewayException.php
@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Saloon\Exceptions\Request\Statuses;
+
+use Saloon\Exceptions\Request\ServerException;
+
+class BadGatewayException extends ServerException
+{
+    //
+}
diff --git a/src/Exceptions/Request/Statuses/ConflictException.php b/src/Exceptions/Request/Statuses/ConflictException.php
new file mode 100644
index 00000000..f95e5c0f
--- /dev/null
+++ b/src/Exceptions/Request/Statuses/ConflictException.php
@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Saloon\Exceptions\Request\Statuses;
+
+use Saloon\Exceptions\Request\ClientException;
+
+class ConflictException extends ClientException
+{
+    //
+}
diff --git a/src/Helpers/RequestExceptionHelper.php b/src/Helpers/RequestExceptionHelper.php
index 8177fe14..90dd2d24 100644
--- a/src/Helpers/RequestExceptionHelper.php
+++ b/src/Helpers/RequestExceptionHelper.php
@@ -10,7 +10,9 @@
 use Saloon\Exceptions\Request\ServerException;
 use Saloon\Exceptions\Request\RequestException;
 use Saloon\Exceptions\Request\Statuses\NotFoundException;
+use Saloon\Exceptions\Request\Statuses\ConflictException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
+use Saloon\Exceptions\Request\Statuses\BadGatewayException;
 use Saloon\Exceptions\Request\Statuses\BadRequestException;
 use Saloon\Exceptions\Request\Statuses\UnauthorizedException;
 use Saloon\Exceptions\Request\Statuses\GatewayTimeoutException;
@@ -40,9 +42,11 @@ public static function create(Response $response, ?Throwable $previous = null):
             $status === 404 => NotFoundException::class,
             $status === 405 => MethodNotAllowedException::class,
             $status === 408 => RequestTimeOutException::class,
+            $status === 409 => ConflictException::class,
             $status === 422 => UnprocessableEntityException::class,
             $status === 429 => TooManyRequestsException::class,
             $status === 500 => InternalServerErrorException::class,
+            $status === 502 => BadGatewayException::class,
             $status === 503 => ServiceUnavailableException::class,
             $status === 504 => GatewayTimeoutException::class,
 
diff --git a/tests/Unit/RequestExceptionTest.php b/tests/Unit/RequestExceptionTest.php
index 2a0346cb..ea848946 100644
--- a/tests/Unit/RequestExceptionTest.php
+++ b/tests/Unit/RequestExceptionTest.php
@@ -10,7 +10,9 @@
 use Saloon\Tests\Fixtures\Requests\UserRequest;
 use Saloon\Tests\Fixtures\Connectors\TestConnector;
 use Saloon\Exceptions\Request\Statuses\NotFoundException;
+use Saloon\Exceptions\Request\Statuses\ConflictException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
+use Saloon\Exceptions\Request\Statuses\BadGatewayException;
 use Saloon\Exceptions\Request\Statuses\BadRequestException;
 use Saloon\Tests\Fixtures\Requests\AlwaysHasFailureRequest;
 use Saloon\Exceptions\Request\Statuses\UnauthorizedException;
@@ -43,9 +45,11 @@
     [404, NotFoundException::class],
     [405, MethodNotAllowedException::class],
     [408, RequestTimeOutException::class],
+    [409, ConflictException::class],
     [422, UnprocessableEntityException::class],
     [429, TooManyRequestsException::class],
     [500, InternalServerErrorException::class],
+    [502, BadGatewayException::class],
     [503, ServiceUnavailableException::class],
     [504, GatewayTimeoutException::class],
     [418, ClientException::class],

From 91ca7cc30542cc4cb6944dfe9a0898f17f3be142 Mon Sep 17 00:00:00 2001
From: Sammyjo20 <29132017+Sammyjo20@users.noreply.github.com>
Date: Fri, 18 Sep 2026 22:35:35 +0100
Subject: [PATCH 6/6] Fixed code style

---
 src/Helpers/RequestExceptionHelper.php | 2 +-
 tests/Unit/RequestExceptionTest.php    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Helpers/RequestExceptionHelper.php b/src/Helpers/RequestExceptionHelper.php
index 90dd2d24..c4f5bda9 100644
--- a/src/Helpers/RequestExceptionHelper.php
+++ b/src/Helpers/RequestExceptionHelper.php
@@ -9,8 +9,8 @@
 use Saloon\Exceptions\Request\ClientException;
 use Saloon\Exceptions\Request\ServerException;
 use Saloon\Exceptions\Request\RequestException;
-use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ConflictException;
+use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
 use Saloon\Exceptions\Request\Statuses\BadGatewayException;
 use Saloon\Exceptions\Request\Statuses\BadRequestException;
diff --git a/tests/Unit/RequestExceptionTest.php b/tests/Unit/RequestExceptionTest.php
index ea848946..98bbd042 100644
--- a/tests/Unit/RequestExceptionTest.php
+++ b/tests/Unit/RequestExceptionTest.php
@@ -9,8 +9,8 @@
 use Saloon\Exceptions\Request\RequestException;
 use Saloon\Tests\Fixtures\Requests\UserRequest;
 use Saloon\Tests\Fixtures\Connectors\TestConnector;
-use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ConflictException;
+use Saloon\Exceptions\Request\Statuses\NotFoundException;
 use Saloon\Exceptions\Request\Statuses\ForbiddenException;
 use Saloon\Exceptions\Request\Statuses\BadGatewayException;
 use Saloon\Exceptions\Request\Statuses\BadRequestException;