add exception for payment required

src/Exceptions/Request/Statuses/PaymentRequiredException.php

@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Saloon\Exceptions\Request\Statuses;
+
+use Saloon\Exceptions\Request\ClientException;
+
+class PaymentRequiredException extends ClientException
+{
+    //
+}

src/Helpers/RequestExceptionHelper.php

@@ -4,6 +4,7 @@
 
 namespace Saloon\Helpers;
 
+use Saloon\Exceptions\Request\Statuses\PaymentRequiredException;
 use Throwable;
 use Saloon\Http\Response;
 use Saloon\Exceptions\Request\ClientException;
@@ -32,6 +33,7 @@ public static function create(Response $response, Throwable $previous = null): R
         $requestException = match (true) {
             // Built-in exceptions
             $status === 401 => UnauthorizedException::class,
+            $status === 402 => PaymentRequiredException::class,
             $status === 403 => ForbiddenException::class,
             $status === 404 => NotFoundException::class,
             $status === 405 => MethodNotAllowedException::class,

tests/Unit/RequestExceptionTest.php

@@ -2,6 +2,7 @@
 
 declare(strict_types=1);
 
+use Saloon\Exceptions\Request\Statuses\PaymentRequiredException;
 use Saloon\Http\Faking\MockClient;
 use Saloon\Helpers\StatusCodeHelper;
 use Saloon\Http\Faking\MockResponse;
@@ -30,11 +31,12 @@
     $exception = $response->toException();
 
     $message = sprintf('%s (%s) Response: %s', StatusCodeHelper::getMessage($status), $status, $response->body());
-    
+
     expect($exception)->toBeInstanceOf($expectedException);
     expect($exception->getMessage())->toEqual($message);
 })->with([
     [401, UnauthorizedException::class],
+    [402, PaymentRequiredException::class],
     [403, ForbiddenException::class],
     [404, NotFoundException::class],
     [405, MethodNotAllowedException::class],
@@ -45,7 +47,7 @@
     [503, ServiceUnavailableException::class],
     [504, GatewayTimeoutException::class],
     [418, ClientException::class],
-    [402, ClientException::class],
+    [411, ClientException::class],
 ]);
 
 test('when the failed method is customised the response will return ok request exceptions', function (int $status, string $expectedException) {