Fixes issue #10 .

src/Dispatcher.php

@@ -113,7 +113,7 @@ public function __invoke($params = [], $object_name = null)
     protected function dispatch($object, $params = [])
     {
         $method = $this->getMethodByParams($params);
-        if (is_callable([$object, $method])) {
+        if (is_callable([$object, $method]) && method_exists($object, $method)) {
             // the object has the specified method
             $result = $this->invokeMethod($object, $method, $params);
         } elseif ($object instanceof Closure) {

tests/src/DispatcherTest.php

@@ -18,6 +18,9 @@ protected function setUp()
             },
             'invokable' => function () {
                 return new FakeInvokable;
+            },
+            'methodandinvoke' => function () {
+                return new FakeClassWithMethod;
             }
         ];
 
@@ -164,4 +167,15 @@ public function testDispatch_namedObject()
         $expect = 'FOO BAR baz';
         $this->assertSame($expect, $actual);
     }
+
+    public function testMethodExistsInvokable()
+    {
+        $params = [
+            'action' => 'someAction',
+            'controller' => 'methodandinvoke'
+        ];
+        $actual = $this->dispatcher->__invoke($params);
+        $expect = 'Hello World!';
+        $this->assertSame($expect, $actual);
+    }
 }

tests/src/FakeClassWithMethod.php

@@ -0,0 +1,10 @@
+<?php
+namespace Aura\Dispatcher;
+
+class FakeClassWithMethod
+{
+    public function someAction()
+    {
+        return new FakeInvokableClass();
+    }
+}

tests/src/FakeInvokableClass.php

@@ -0,0 +1,10 @@
+<?php
+namespace Aura\Dispatcher;
+
+class FakeInvokableClass
+{
+    public function __invoke($name = "World!")
+    {
+        return "Hello $name";
+    }
+}