ErrorTrait

Author: WyriHaximus

src/ErrorTrait.php

@@ -0,0 +1,21 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Foundation\Middleware;
+
+use Throwable;
+use React\Promise\CancellablePromiseInterface;
+
+use function React\Promise\reject;
+
+trait ErrorTrait
+{
+    /**
+     * @param Throwable $throwable
+     * @param array $options
+     * @return CancellablePromiseInterface
+     */
+    public function error(Throwable $throwable, array $options = []): CancellablePromiseInterface
+    {
+        return reject($throwable);
+    }
+}

tests/DummyMiddleware.php

@@ -4,6 +4,7 @@
 namespace ApiClients\Tests\Foundation\Middleware;
 
 use ApiClients\Foundation\Middleware\DefaultPriorityTrait;
+use ApiClients\Foundation\Middleware\ErrorTrait;
 use ApiClients\Foundation\Middleware\MiddlewareInterface;
 use ApiClients\Foundation\Middleware\PostTrait;
 use ApiClients\Foundation\Middleware\PreTrait;
@@ -13,4 +14,5 @@ class DummyMiddleware implements MiddlewareInterface
     use DefaultPriorityTrait;
     use PreTrait;
     use PostTrait;
+    use ErrorTrait;
 }

tests/DummyMiddlewareTest.php

@@ -1,13 +1,13 @@
-<?php
-declare(strict_types=1);
+<?php declare(strict_types=1);
 
 namespace ApiClients\Tests\Foundation\Middleware;
 
 use ApiClients\Tools\TestUtilities\TestCase;
-use function Clue\React\Block\await;
+use Exception;
 use Psr\Http\Message\RequestInterface;
 use Psr\Http\Message\ResponseInterface;
 use React\EventLoop\Factory;
+use function Clue\React\Block\await;
 
 class DummyMiddlewareTest extends TestCase
 {
@@ -45,4 +45,16 @@ public function testPost()
             )
         );
     }
+
+    public function testError()
+    {
+        $middleware = new DummyMiddleware();
+        $exception = new Exception('Throwable or anything extending it');
+        self::expectException(Exception::class);
+        self::expectExceptionMessage('Throwable or anything extending it');
+        await(
+            $middleware->error($exception),
+            Factory::create()
+        );
+    }
 }