Fixed offsetGet return type deprication warning

Dynamic domain, fixed Subdomain

README.md

@@ -62,6 +62,7 @@ You can donate any amount of your choice by [clicking here](https://www.paypal.c
 - [ExceptionHandlers](#exceptionhandlers)
     - [Handling 404, 403 and other errors](#handling-404-403-and-other-errors)
 	- [Using custom exception handlers](#using-custom-exception-handlers)
+		- [Prevent merge of parent exception-handlers](#prevent-merge-of-parent-exception-handlers)
 - [Urls](#urls)
     - [Get the current url](#get-the-current-url)
  	- [Get by name (single route)](#get-by-name-single-route)
@@ -77,6 +78,7 @@ You can donate any amount of your choice by [clicking here](https://www.paypal.c
 	    - [Get parameter object](#get-parameter-object)
 	    - [Managing files](#managing-files)
 	    - [Get all parameters](#get-all-parameters)
+	    - [Check if parameters exists](#check-if-parameters-exists)
 - [Events](#events)
     - [Available events](#available-events)
     - [Registering new event](#registering-new-event)
@@ -790,7 +792,7 @@ If you want to store the token elsewhere, please refer to the "Creating custom T
 When you've created your CSRF-verifier you need to tell simple-php-router that it should use it. You can do this by adding the following line in your `routes.php` file:
 
 ```php
-Router::csrfVerifier(new \Demo\Middlewares\CsrfVerifier());
+SimpleRouter::csrfVerifier(new \Demo\Middlewares\CsrfVerifier());
 ```
 
 ## Getting CSRF-token
@@ -806,7 +808,7 @@ csrf_token();
 You can also get the token directly:
 
 ```php
-return Router::router()->getCsrfVerifier()->getTokenProvider()->getToken();
+return SimpleRouter::router()->getCsrfVerifier()->getTokenProvider()->getToken();
 ```
 
 The default name/key for the input-field is `csrf_token` and is defined in the `POST_KEY` constant in the `BaseCsrfVerifier` class.
@@ -892,10 +894,10 @@ class SessionTokenProvider implements ITokenProvider
 Next you need to set your custom `ITokenProvider` implementation on your `BaseCsrfVerifier` class in your routes file:
 
 ```php
-$verifier = new \dscuz\Middleware\CsrfVerifier();
+$verifier = new \Demo\Middlewares\CsrfVerifier();
 $verifier->setTokenProvider(new SessionTokenProvider());
 
-Router::csrfVerifier($verifier);
+SimpleRouter::csrfVerifier($verifier);
 ```
 
 ---
@@ -937,7 +939,7 @@ ExceptionHandler are classes that handles all exceptions. ExceptionsHandlers mus
 
 ## Handling 404, 403 and other errors
 
-If you simply want to catch a 404 (page not found) etc. you can use the `Router::error($callback)` static helper method.
+If you simply want to catch a 404 (page not found) etc. you can use the `SimpleRouter::error($callback)` static helper method.
 
 This will add a callback method which is fired whenever an error occurs on all routes.
 
@@ -945,17 +947,37 @@ The basic example below simply redirect the page to `/not-found` if an `NotFound
 The code should be placed in the file that contains your routes.
 
 ```php
-Router::get('/not-found', 'PageController@notFound');
+SimpleRouter::get('/not-found', 'PageController@notFound');
+SimpleRouter::get('/forbidden', 'PageController@notFound');
 
-Router::error(function(Request $request, \Exception $exception) {
+SimpleRouter::error(function(Request $request, \Exception $exception) {
 
-    if($exception instanceof NotFoundHttpException && $exception->getCode() === 404) {
-        response()->redirect('/not-found');
+    switch($exception->getCode()) {
+        // Page not found
+        case 404:
+            response()->redirect('/not-found');
+        // Forbidden
+        case 403:
+            response()->redirect('/forbidden');
     }
     
 });
 ```
 
+The example above will redirect all errors with http-code `404` (page not found) to `/not-found` and `403` (forbidden) to `/forbidden`.
+
+If you do not want a redirect, but want the error-page rendered on the current-url, you can tell the router to execute a rewrite callback like so:
+
+```php
+$request->setRewriteCallback('ErrorController@notFound');
+```
+
+If you will set the correct status for the browser error use:
+
+```php
+SimpleRouter::response()->httpCode(404);
+```
+
 ## Using custom exception handlers
 
 This is a basic example of an ExceptionHandler implementation (please see "[Easily overwrite route about to be loaded](#easily-overwrite-route-about-to-be-loaded)" for examples on how to change callback).
@@ -999,6 +1021,41 @@ class CustomExceptionHandler implements IExceptionHandler
 }
 ```
 
+You can add your custom exception-handler class to your group by using the `exceptionHandler` settings-attribute.
+`exceptionHandler` can be either class-name or array of class-names.
+
+```php
+SimpleRouter::group(['exceptionHandler' => \Demo\Handlers\CustomExceptionHandler::class], function() {
+
+    // Your routes here
+
+});
+```
+
+### Prevent merge of parent exception-handlers
+
+By default the router will merge exception-handlers to any handlers provided by parent groups, and will be executed in the order of newest to oldest.
+
+If you want your groups exception handler to be executed independently, you can add the `mergeExceptionHandlers` attribute and set it to `false`.
+
+```php
+SimpleRouter::group(['prefix' => '/', 'exceptionHandler' => \Demo\Handlers\FirstExceptionHandler::class, 'mergeExceptionHandlers' => false], function() {
+
+	SimpleRouter::group(['prefix' => '/admin', 'exceptionHandler' => \Demo\Handlers\SecondExceptionHandler::class], function() {
+	
+		// Both SecondExceptionHandler and FirstExceptionHandler will trigger (in that order).
+	
+	});
+	
+	SimpleRouter::group(['prefix' => '/user', 'exceptionHandler' => \Demo\Handlers\SecondExceptionHandler::class, 'mergeExceptionHandlers' => false], function() {
+	
+		// Only SecondExceptionHandler will trigger.
+	
+	});
+
+});
+```
+
 ---
 
 # Urls
@@ -1236,8 +1293,11 @@ $values = input()->all([
 All object implements the `IInputItem` interface and will always contain these methods:
 
 - `getIndex()` - returns the index/key of the input.
+- `setIndex()` - set the index/key of the input.
 - `getName()` - returns a human friendly name for the input (company_name will be Company Name etc).
+- `setName()` - sets a human friendly name for the input (company_name will be Company Name etc).
 - `getValue()` - returns the value of the input.
+- `setValue()` - sets the value of the input.
 
 `InputFile` has the same methods as above along with some other file-specific methods like:
 
@@ -1253,6 +1313,24 @@ All object implements the `IInputItem` interface and will always contain these m
 
 ---
 
+### Check if parameters exists
+
+You can easily if multiple items exists by using the `exists` method. It's simular to `value` as it can be used 
+to filter on request-methods and supports both `string` and `array` as parameter value.
+
+**Example:**
+
+```php
+if(input()->exists(['name', 'lastname'])) {
+	// Do stuff
+}
+
+/* Similar to code above */
+if(input()->exists('name') && input()->exists('lastname')) {
+	// Do stuff
+}
+```
+
 # Events
 
 This section will help you understand how to register your own callbacks to events in the router.
@@ -1275,7 +1353,7 @@ All event callbacks will retrieve a `EventArgument` object as parameter. This ob
 | `EVENT_RENDER_BOOTMANAGER`  | `bootmanagers`<br>`bootmanager` | Fires before a boot-manager is rendered. |
 | `EVENT_LOAD_ROUTES`         | `routes` | Fires when the router is about to load all routes. |
 | `EVENT_FIND_ROUTE`          | `name` | Fires whenever the `findRoute` method is called within the `Router`. This usually happens when the router tries to find routes that contains a certain url, usually after the `EventHandler::EVENT_GET_URL` event. |
-| `EVENT_GET_URL`             | `name`<br>`parameters`<br>`getParams` | Fires whenever the `Router::getUrl` method or `url`-helper function is called and the router tries to find the route. |
+| `EVENT_GET_URL`             | `name`<br>`parameters`<br>`getParams` | Fires whenever the `SimpleRouter::getUrl` method or `url`-helper function is called and the router tries to find the route. |
 | `EVENT_MATCH_ROUTE`         | `route` | Fires when a route is matched and valid (correct request-type etc). and before the route is rendered. |
 | `EVENT_RENDER_ROUTE`        | `route` | Fires before a route is rendered. |
 | `EVENT_LOAD_EXCEPTIONS`     | `exception`<br>`exceptionHandlers` | Fires when the router is loading exception-handlers. |
@@ -1458,7 +1536,7 @@ $eventHandler->register(EventHandler::EVENT_ADD_ROUTE, function(EventArgument $e
 	
 });
 
-TestRouter::addEventHandler($eventHandler);
+SimpleRouter::addEventHandler($eventHandler);
 ```
 
 In the example shown above, we create a new `EVENT_ADD_ROUTE` event that triggers, when a new route is added.
@@ -2001,4 +2079,4 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+SOFTWARE.

composer.json

@@ -27,12 +27,16 @@
     }
   ],
   "require": {
-    "php": ">=7.1",
+    "php": ">=7.4",
     "ext-json": "*"
   },
   "require-dev": {
     "phpunit/phpunit": "^7",
-    "mockery/mockery": "^1"
+    "mockery/mockery": "^1",
+    "phpstan/phpstan": "^0",
+    "phpstan/phpstan-phpunit": "^0",
+    "phpstan/phpstan-deprecation-rules": "^0",
+    "phpstan/phpstan-strict-rules": "^0"
   },
   "scripts": {
     "test": [
@@ -44,4 +48,4 @@
       "Pecee\\": "src/Pecee/"
     }
   }
-}
+}

phpstan.neon

@@ -0,0 +1,22 @@
+parameters:
+	level: 6
+	paths:
+		- src
+	fileExtensions:
+		- php
+	bootstrapFiles:
+	    - ./vendor/autoload.php
+	ignoreErrors:
+	reportUnmatchedIgnoredErrors: true
+	checkMissingIterableValueType: false
+	checkGenericClassInNonGenericObjectType: false
+	parallel:
+		processTimeout: 300.0
+		jobSize: 10
+		maximumNumberOfProcesses: 4
+		minimumNumberOfJobsPerProcess: 4
+includes:
+    - vendor/phpstan/phpstan-strict-rules/rules.neon
+    - vendor/phpstan/phpstan-phpunit/extension.neon
+    - vendor/phpstan/phpstan-phpunit/rules.neon
+    - vendor/phpstan/phpstan-deprecation-rules/rules.neon

src/Pecee/Http/Input/IInputItem.php

@@ -13,8 +13,14 @@ interface IInputItem
 
     public function setName(string $name): self;
 
+    /**
+     * @return mixed
+     */
     public function getValue();
 
+    /**
+     * @param mixed $value
+     */
     public function setValue($value): self;
 
     public function __toString(): string;

src/Pecee/Http/Input/InputFile.php

@@ -6,12 +6,39 @@ use Pecee\Exceptions\InvalidArgumentException;
 
 class InputFile implements IInputItem
 {
+    /**
+     * @var string
+     */
     public $index;
+
+    /**
+     * @var string
+     */
     public $name;
+
+    /**
+     * @var string|null
+     */
     public $filename;
+
+    /**
+     * @var int|null
+     */
     public $size;
+
+    /**
+     * @var int|null
+     */
     public $type;
+
+    /**
+     * @var int
+     */
     public $errors;
+
+    /**
+     * @var string|null
+     */
     public $tmpName;
 
     public function __construct(string $index)
@@ -216,11 +243,11 @@ class InputFile implements IInputItem
     /**
      * Get upload-error code.
      *
-     * @return int
+     * @return int|null
      */
-    public function getError(): int
+    public function getError(): ?int
     {
-        return (int)$this->errors;
+        return $this->errors;
     }
 
     /**

src/Pecee/Http/Input/InputHandler.php

@@ -115,7 +115,7 @@ class InputHandler
 
             // Handle array input
             if (is_array($value['name']) === false) {
-                $values['index'] = $parentKey ?? $key;
+                $values = ['index' => $parentKey ?? $key];
 
                 try {
                     $list[$key] = InputFile::createFromArray($values + $value);
@@ -161,7 +161,7 @@ class InputHandler
                 try {
 
                     $file = InputFile::createFromArray([
-                        'index'    => (empty($key) === true && empty($originalIndex) === false) ? $originalIndex : $key,
+                        'index'    => ($key === '' && $originalIndex !== '') ? $originalIndex : $key,
                         'name'     => $original['name'][$key],
                         'error'    => $original['error'][$key],
                         'tmp_name' => $original['tmp_name'][$key],
@@ -293,14 +293,26 @@ class InputHandler
     }
 
     /**
-     * Check if a input-item exist
+     * Check if a input-item exist.
+     * If an array is as $index parameter the method returns true if all elements exist.
      *
-     * @param string $index
+     * @param string|array $index
      * @param array ...$methods
      * @return bool
      */
-    public function exists(string $index, ...$methods): bool
+    public function exists($index, ...$methods): bool
     {
+        // Check array
+        if(is_array($index) === true) {
+            foreach($index as $key) {
+                if($this->value($key, null, ...$methods) === null) {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
         return $this->value($index, null, ...$methods) !== null;
     }
 
@@ -308,10 +320,10 @@ class InputHandler
      * Find post-value by index or return default value.
      *
      * @param string $index
-     * @param string|null $defaultValue
+     * @param mixed|null $defaultValue
      * @return InputItem|array|string|null
      */
-    public function post(string $index, ?string $defaultValue = null)
+    public function post(string $index, $defaultValue = null)
     {
         return $this->post[$index] ?? $defaultValue;
     }
@@ -320,10 +332,10 @@ class InputHandler
      * Find file by index or return default value.
      *
      * @param string $index
-     * @param string|null $defaultValue
+     * @param mixed|null $defaultValue
      * @return InputFile|array|string|null
      */
-    public function file(string $index, ?string $defaultValue = null)
+    public function file(string $index, $defaultValue = null)
     {
         return $this->file[$index] ?? $defaultValue;
     }
@@ -332,10 +344,10 @@ class InputHandler
      * Find parameter/query-string by index or return default value.
      *
      * @param string $index
-     * @param string|null $defaultValue
+     * @param mixed|null $defaultValue
      * @return InputItem|array|string|null
      */
-    public function get(string $index, ?string $defaultValue = null)
+    public function get(string $index, $defaultValue = null)
     {
         return $this->get[$index] ?? $defaultValue;
     }

src/Pecee/Http/Input/InputItem.php

@@ -2,10 +2,11 @@
 
 namespace Pecee\Http\Input;
 
+use ArrayAccess;
 use ArrayIterator;
 use IteratorAggregate;
 
-class InputItem implements IInputItem, IteratorAggregate
+class InputItem implements ArrayAccess, IInputItem, IteratorAggregate
 {
     public $index;
     public $name;
@@ -75,9 +76,34 @@ class InputItem implements IInputItem, IteratorAggregate
         return $this;
     }
 
+    public function offsetExists($offset): bool
+    {
+        return isset($this->value[$offset]);
+    }
+
+    public function offsetGet($offset): ?self
+    {
+        if ($this->offsetExists($offset) === true) {
+            return $this->value[$offset];
+        }
+
+        return null;
+    }
+
+    public function offsetSet($offset, $value): void
+    {
+        $this->value[$offset] = $value;
+    }
+
+    public function offsetUnset($offset): void
+    {
+        unset($this->value[$offset]);
+    }
+
     public function __toString(): string
     {
         $value = $this->getValue();
+
         return (is_array($value) === true) ? json_encode($value) : $value;
     }
 

src/Pecee/Http/Middleware/BaseCsrfVerifier.php

@@ -18,11 +18,16 @@ class BaseCsrfVerifier implements IMiddleware
      * @var array|null
      */
     protected $except;
+
     /**
      * Urls to include. Can be used to include urls from a certain path.
      * @var array|null
      */
     protected $include;
+
+    /**
+     * @var ITokenProvider
+     */
     protected $tokenProvider;
 
     /**

src/Pecee/Http/Request.php

@@ -129,7 +129,12 @@ class Request
         $this->setHost($this->getHeader('http-host'));
 
         // Check if special IIS header exist, otherwise use default.
-        $this->setUrl(new Url($this->getFirstHeader(['unencoded-url', 'request-uri'])));
+        $url = $this->getHeader('unencoded-url');
+        if($url !== null){
+            $this->setUrl(new Url($url));
+        }else{
+            $this->setUrl(new Url(urldecode($this->getHeader('request-uri'))));
+        }
         $this->setContentType((string)$this->getHeader('content-type'));
         $this->setMethod((string)($_POST[static::FORCE_METHOD_KEY] ?? $this->getHeader('request-method')));
         $this->inputHandler = new InputHandler($this);
@@ -137,7 +142,7 @@ class Request
 
     public function isSecure(): bool
     {
-        return $this->getHeader('http-x-forwarded-proto') === 'https' || $this->getHeader('https') !== null || $this->getHeader('server-port') === 443;
+        return $this->getHeader('http-x-forwarded-proto') === 'https' || $this->getHeader('https') !== null || (int)$this->getHeader('server-port') === 443;
     }
 
     /**
@@ -264,12 +269,12 @@ class Request
      * Get header value by name
      *
      * @param string $name Name of the header.
-     * @param string|null $defaultValue Value to be returned if header is not found.
+     * @param string|mixed|null $defaultValue Value to be returned if header is not found.
      * @param bool $tryParse When enabled the method will try to find the header from both from client (http) and server-side variants, if the header is not found.
      *
      * @return string|null
      */
-    public function getHeader(string $name, $defaultValue = null, $tryParse = true): ?string
+    public function getHeader(string $name, $defaultValue = null, bool $tryParse = true): ?string
     {
         $name = strtolower($name);
         $header = $this->headers[$name] ?? null;

src/Pecee/Http/Security/CookieTokenProvider.php

@@ -9,7 +9,14 @@ class CookieTokenProvider implements ITokenProvider
 {
     public const CSRF_KEY = 'CSRF-TOKEN';
 
+    /**
+     * @var string
+     */
     protected $token;
+
+    /**
+     * @var int
+     */
     protected $cookieTimeoutMinutes = 120;
 
     /**

src/Pecee/Http/Url.php

@@ -7,15 +7,49 @@ use Pecee\Http\Exceptions\MalformedUrlException;
 
 class Url implements JsonSerializable
 {
+    /**
+     * @var string|null
+     */
     private $originalUrl;
 
+    /**
+     * @var string|null
+     */
     private $scheme;
+
+    /**
+     * @var string|null
+     */
     private $host;
+
+    /**
+     * @var int|null
+     */
     private $port;
+
+    /**
+     * @var string|null
+     */
     private $username;
+
+    /**
+     * @var string|null
+     */
     private $password;
+
+    /**
+     * @var string|null
+     */
     private $path;
+
+    /**
+     * @var array
+     */
     private $params = [];
+
+    /**
+     * @var string|null
+     */
     private $fragment;
 
     /**
@@ -248,8 +282,9 @@ class Url implements JsonSerializable
     public function setQueryString(string $queryString): self
     {
         $params = [];
+        parse_str($queryString, $params);
 
-        if(parse_str($queryString, $params) !== false) {
+        if(count($params) > 0) {
             return $this->setParams($params);
         }
 
@@ -341,7 +376,7 @@ class Url implements JsonSerializable
      */
     public function removeParams(...$names): self
     {
-        $params = array_diff_key($this->getParams(), array_flip($names));
+        $params = array_diff_key($this->getParams(), array_flip(...$names));
         $this->setParams($params);
 
         return $this;
@@ -386,7 +421,7 @@ class Url implements JsonSerializable
     {
         $encodedUrl = preg_replace_callback(
             '/[^:\/@?&=#]+/u',
-            static function ($matches) {
+            static function ($matches): string {
                 return urlencode($matches[0]);
             },
             $url
@@ -413,7 +448,7 @@ class Url implements JsonSerializable
         if (count($getParams) !== 0) {
 
             if ($includeEmpty === false) {
-                $getParams = array_filter($getParams, static function ($item) {
+                $getParams = array_filter($getParams, static function ($item): bool {
                     return (trim($item) !== '');
                 });
             }
@@ -430,7 +465,7 @@ class Url implements JsonSerializable
      * @param bool $includeParams
      * @return string
      */
-    public function getRelativeUrl($includeParams = true): string
+    public function getRelativeUrl(bool $includeParams = true): string
     {
         $path = $this->path ?? '/';
 
@@ -450,14 +485,14 @@ class Url implements JsonSerializable
      * @param bool $includeParams
      * @return string
      */
-    public function getAbsoluteUrl($includeParams = true): string
+    public function getAbsoluteUrl(bool $includeParams = true): string
     {
         $scheme = $this->scheme !== null ? $this->scheme . '://' : '';
         $host = $this->host ?? '';
         $port = $this->port !== null ? ':' . $this->port : '';
         $user = $this->username ?? '';
         $pass = $this->password !== null ? ':' . $this->password : '';
-        $pass = ($user || $pass) ? $pass . '@' : '';
+        $pass = ($user !== '' || $pass !== '') ? $pass . '@' : '';
 
         return $scheme . $user . $pass . $host . $port . $this->getRelativeUrl($includeParams);
     }
@@ -465,7 +500,7 @@ class Url implements JsonSerializable
     /**
      * Specify data which should be serialized to JSON
      * @link http://php.net/manual/en/jsonserializable.jsonserialize.php
-     * @return mixed data which can be serialized by <b>json_encode</b>,
+     * @return string data which can be serialized by <b>json_encode</b>,
      * which is a value of any type other than a resource.
      * @since 5.4.0
      */

src/Pecee/SimpleRouter/Event/EventArgument.php

@@ -24,7 +24,7 @@ class EventArgument implements IEventArgument
      */
     protected $arguments = [];
 
-    public function __construct($eventName, $router, array $arguments = [])
+    public function __construct(string $eventName, Router $router, array $arguments = [])
     {
         $this->eventName = $eventName;
         $this->router = $router;
@@ -94,7 +94,7 @@ class EventArgument implements IEventArgument
      * @param mixed $value
      * @throws InvalidArgumentException
      */
-    public function __set(string $name, $value)
+    public function __set(string $name, $value): void
     {
         throw new InvalidArgumentException('Not supported');
     }

src/Pecee/SimpleRouter/Exceptions/ClassNotFoundHttpException.php

@@ -6,10 +6,17 @@ use Throwable;
 
 class ClassNotFoundHttpException extends NotFoundHttpException
 {
+    /**
+     * @var string
+     */
     protected $class;
+
+    /**
+     * @var string|null
+     */
     protected $method;
 
-    public function __construct(string $class, ?string $method = null, $message = "", $code = 0, Throwable $previous = null)
+    public function __construct(string $class, ?string $method = null, string $message = "", int $code = 0, Throwable $previous = null)
     {
         parent::__construct($message, $code, $previous);
 

src/Pecee/SimpleRouter/Handlers/CallbackExceptionHandler.php

@@ -17,6 +17,9 @@ use Pecee\Http\Request;
 class CallbackExceptionHandler implements IExceptionHandler
 {
 
+    /**
+     * @var Closure
+     */
     protected $callback;
 
     public function __construct(Closure $callback)

src/Pecee/SimpleRouter/Handlers/DebugEventHandler.php

@@ -17,7 +17,7 @@ class DebugEventHandler implements IEventHandler
 
     public function __construct()
     {
-        $this->callback = static function (EventArgument $argument) {
+        $this->callback = static function (EventArgument $argument): void {
             // todo: log in database
         };
     }
@@ -47,7 +47,7 @@ class DebugEventHandler implements IEventHandler
     public function fireEvents(Router $router, string $name, array $eventArgs = []): void
     {
         $callback = $this->callback;
-        $callback(new EventArgument($router, $eventArgs));
+        $callback(new EventArgument($name, $router, $eventArgs));
     }
 
     /**

src/Pecee/SimpleRouter/Route/IControllerRoute.php

@@ -2,7 +2,7 @@
 
 namespace Pecee\SimpleRouter\Route;
 
-interface IControllerRoute extends IRoute
+interface IControllerRoute extends ILoadableRoute
 {
     /**
      * Get controller class-name

src/Pecee/SimpleRouter/Route/IGroupRoute.php

@@ -31,6 +31,21 @@ interface IGroupRoute extends IRoute
      */
     public function setExceptionHandlers(array $handlers): self;
 
+    /**
+     * Returns true if group should overwrite existing exception-handlers.
+     *
+     * @return bool
+     */
+    public function getMergeExceptionHandlers(): bool;
+
+    /**
+     * When enabled group will overwrite any existing exception-handlers.
+     *
+     * @param bool $merge
+     * @return static
+     */
+    public function setMergeExceptionHandlers(bool $merge): self;
+
     /**
      * Get exception-handlers for group
      *

src/Pecee/SimpleRouter/Route/LoadableRoute.php

@@ -19,6 +19,9 @@ abstract class LoadableRoute extends Route implements ILoadableRoute
      */
     protected $name;
 
+    /**
+     * @var string|null
+     */
     protected $regex;
 
     /**
@@ -59,7 +62,14 @@ abstract class LoadableRoute extends Route implements ILoadableRoute
             return null;
         }
 
-        return ((bool)preg_match($this->regex, $url) !== false);
+        $parameters = [];
+        if ((bool)preg_match($this->regex, $url, $parameters) !== false) {
+            $this->setParameters($parameters);
+
+            return true;
+        }
+
+        return false;
     }
 
     /**
@@ -100,6 +110,18 @@ abstract class LoadableRoute extends Route implements ILoadableRoute
         return $this->url;
     }
 
+    /**
+     * Returns true if group is defined and matches the given url.
+     *
+     * @param string $url
+     * @param Request $request
+     * @return bool
+     */
+    protected function matchGroup(string $url, Request $request): bool
+    {
+        return ($this->getGroup() === null || $this->getGroup()->matchRoute($url, $request) === true);
+    }
+
     /**
      * Find url that matches method, parameters or name.
      * Used when calling the url() helper.
@@ -203,9 +225,9 @@ abstract class LoadableRoute extends Route implements ILoadableRoute
      * Sets the router name, which makes it easier to obtain the url or router at a later point.
      * Alias for LoadableRoute::setName().
      *
-     * @see LoadableRoute::setName()
      * @param string|array $name
      * @return static
+     * @see LoadableRoute::setName()
      */
     public function name($name): ILoadableRoute
     {

src/Pecee/SimpleRouter/Route/Route.php

@@ -30,6 +30,9 @@ abstract class Route implements IRoute
     protected $urlRegex = '/^%s\/?$/u';
     protected $group;
     protected $parent;
+    /**
+     * @var string|callable|null
+     */
     protected $callback;
     protected $defaultNamespace;
 
@@ -67,7 +70,7 @@ abstract class Route implements IRoute
 
         /* Filter parameters with null-value */
         if ($this->filterEmptyParams === true) {
-            $parameters = array_filter($parameters, static function ($var) {
+            $parameters = array_filter($parameters, static function ($var): bool {
                 return ($var !== null);
             });
         }
@@ -82,6 +85,7 @@ abstract class Route implements IRoute
             }
 
             /* When the callback is a function */
+
             return $router->getClassLoader()->loadClosure($callback, $parameters);
         }
 
@@ -119,7 +123,8 @@ abstract class Route implements IRoute
             );
 
         // Ensures that host names/domains will work with parameters
-        $url = '/' . ltrim($url, '/');
+        
+        if($route[0] == '{') $url = '/' . ltrim($url, '/');
         $urlRegex = '';
         $parameters = [];
 
@@ -127,7 +132,7 @@ abstract class Route implements IRoute
             $urlRegex = preg_quote($route, '/');
         } else {
 
-            foreach (preg_split('/((-?\/?){[^}]+})/', $route) as $key => $t) {
+            foreach (preg_split('/((\.?-?\/?){[^}]+})/', $route) as $key => $t) {
 
                 $regex = '';
 
@@ -142,7 +147,7 @@ abstract class Route implements IRoute
                         $regex = $parameterRegex ?? $this->defaultParameterRegex ?? static::PARAMETERS_DEFAULT_REGEX;
                     }
 
-                    $regex = sprintf('((\/|-)(?P<%2$s>%3$s))%1$s', $parameters[2][$key], $name, $regex);
+                    $regex = sprintf('((\/|-|\.)(?P<%2$s>%3$s))%1$s', $parameters[2][$key], $name, $regex);
                 }
 
                 $urlRegex .= preg_quote($t, '/') . $regex;
@@ -280,7 +285,7 @@ abstract class Route implements IRoute
     }
 
     /**
-     * @return string|callable
+     * @return string|callable|null
      */
     public function getCallback()
     {
@@ -337,6 +342,22 @@ abstract class Route implements IRoute
      */
     public function setNamespace(string $namespace): IRoute
     {
+        // Do not set namespace when class-hinting is used
+        if (is_array($this->callback) === true) {
+            return $this;
+        }
+
+        $ns = $this->getNamespace();
+
+        if ($ns !== null) {
+            // Don't overwrite namespaces that starts with \
+            if ($ns[0] !== '\\') {
+                $namespace .= '\\' . $ns;
+            } else {
+                $namespace = $ns;
+            }
+        }
+
         $this->namespace = $namespace;
 
         return $this;
@@ -407,7 +428,7 @@ abstract class Route implements IRoute
      */
     public function setSettings(array $settings, bool $merge = false): IRoute
     {
-        if ($this->namespace === null && isset($settings['namespace']) === true) {
+        if (isset($settings['namespace']) === true) {
             $this->setNamespace($settings['namespace']);
         }
 

src/Pecee/SimpleRouter/Route/RouteController.php

@@ -52,7 +52,7 @@ class RouteController extends LoadableRoute implements IControllerRoute
     public function findUrl(?string $method = null, $parameters = null, ?string $name = null): string
     {
         if (strpos($name, '.') !== false) {
-            $found = array_search(substr($name, strrpos($name, '.') + 1), $this->names, false);
+            $found = array_search(substr($name, strrpos($name, '.') + 1), $this->names, true);
             if ($found !== false) {
                 $method = (string)$found;
             }
@@ -67,7 +67,7 @@ class RouteController extends LoadableRoute implements IControllerRoute
             foreach (Request::$requestTypes as $requestType) {
 
                 if (stripos($method, $requestType) === 0) {
-                    $method = (string)substr($method, strlen($requestType));
+                    $method = substr($method, strlen($requestType));
                     break;
                 }
             }
@@ -88,7 +88,7 @@ class RouteController extends LoadableRoute implements IControllerRoute
 
     public function matchRoute(string $url, Request $request): bool
     {
-        if ($this->getGroup() !== null && $this->getGroup()->matchRoute($url, $request) === false) {
+        if ($this->matchGroup($url, $request) === false) {
             return false;
         }
 

src/Pecee/SimpleRouter/Route/RouteGroup.php

@@ -12,6 +12,7 @@ class RouteGroup extends Route implements IGroupRoute
     protected $name;
     protected $domains = [];
     protected $exceptionHandlers = [];
+    protected $mergeExceptionHandlers = true;
 
     /**
      * Method called to check if a domain matches
@@ -36,6 +37,7 @@ class RouteGroup extends Route implements IGroupRoute
 
             if ($parameters !== null && count($parameters) !== 0) {
                 $this->parameters = $parameters;
+
                 return true;
             }
         }
@@ -76,7 +78,7 @@ class RouteGroup extends Route implements IGroupRoute
         }
 
         /* Skip if prefix doesn't match */
-        if ($this->prefix !== null && stripos($url, $parsedPrefix) === false) {
+        if ($this->prefix !== null && stripos($url, rtrim($parsedPrefix, '/') . '/') === false) {
             return false;
         }
 
@@ -174,6 +176,29 @@ class RouteGroup extends Route implements IGroupRoute
         return $this->prefix;
     }
 
+    /**
+     * When enabled group will overwrite any existing exception-handlers.
+     *
+     * @param bool $merge
+     * @return static
+     */
+    public function setMergeExceptionHandlers(bool $merge): IGroupRoute
+    {
+        $this->mergeExceptionHandlers = $merge;
+
+        return $this;
+    }
+
+    /**
+     * Returns true if group should overwrite existing exception-handlers.
+     *
+     * @return bool
+     */
+    public function getMergeExceptionHandlers(): bool
+    {
+        return $this->mergeExceptionHandlers;
+    }
+
     /**
      * Merge with information from another route.
      *
@@ -187,6 +212,10 @@ class RouteGroup extends Route implements IGroupRoute
             $this->setPrefix($settings['prefix'] . $this->prefix);
         }
 
+        if (isset($settings['mergeExceptionHandlers']) === true) {
+            $this->setMergeExceptionHandlers($settings['mergeExceptionHandlers']);
+        }
+
         if ($merge === false && isset($settings['exceptionHandler']) === true) {
             $this->setExceptionHandlers((array)$settings['exceptionHandler']);
         }

src/Pecee/SimpleRouter/Route/RouteResource.php

@@ -54,7 +54,7 @@ class RouteResource extends LoadableRoute implements IControllerRoute
 
         /* Remove method/type */
         if (strpos($name, '.') !== false) {
-            $name = (string)substr($name, 0, strrpos($name, '.'));
+            $name = substr($name, 0, strrpos($name, '.'));
         }
 
         return (strtolower($this->name) === strtolower($name));
@@ -68,7 +68,7 @@ class RouteResource extends LoadableRoute implements IControllerRoute
      */
     public function findUrl(?string $method = null, $parameters = null, ?string $name = null): string
     {
-        $url = array_search($name, $this->names, false);
+        $url = array_search($name, $this->names, true);
         if ($url !== false) {
             return rtrim($this->url . $this->urls[$url], '/') . '/';
         }
@@ -85,7 +85,7 @@ class RouteResource extends LoadableRoute implements IControllerRoute
 
     public function matchRoute(string $url, Request $request): bool
     {
-        if ($this->getGroup() !== null && $this->getGroup()->matchRoute($url, $request) === false) {
+        if ($this->matchGroup($url, $request) === false) {
             return false;
         }
 

src/Pecee/SimpleRouter/Route/RouteUrl.php

@@ -6,7 +6,12 @@ use Pecee\Http\Request;
 
 class RouteUrl extends LoadableRoute
 {
-    public function __construct($url, $callback)
+    /**
+     * RouteUrl constructor.
+     * @param string $url
+     * @param \Closure|string $callback
+     */
+    public function __construct(string $url, $callback)
     {
         $this->setUrl($url);
         $this->setCallback($callback);

src/Pecee/SimpleRouter/Router.php

@@ -35,6 +35,12 @@ class Router
      * @var bool
      */
     protected $isProcessingRoute;
+    
+    /**
+     * Defines all data from current processing route.
+     * @var ILoadableRoute
+     */
+    protected $currentProcessingRoute;
 
     /**
      * All added routes
@@ -44,7 +50,7 @@ class Router
 
     /**
      * List of processed routes
-     * @var array
+     * @var array|ILoadableRoute[]
      */
     protected $processedRoutes = [];
 
@@ -63,7 +69,7 @@ class Router
 
     /**
      * Csrf verifier class
-     * @var BaseCsrfVerifier
+     * @var BaseCsrfVerifier|null
      */
     protected $csrfVerifier;
 
@@ -107,7 +113,7 @@ class Router
 
     /**
      * Class loader instance
-     * @var ClassLoader
+     * @var IClassLoader
      */
     protected $classLoader;
 
@@ -160,7 +166,7 @@ class Router
     public function addRoute(IRoute $route): IRoute
     {
         $this->fireEvents(EventHandler::EVENT_ADD_ROUTE, [
-            'route' => $route,
+            'route'      => $route,
             'isSubRoute' => $this->isProcessingRoute,
         ]);
 
@@ -203,7 +209,7 @@ class Router
     /**
      * Process added routes.
      *
-     * @param array $routes
+     * @param array|IRoute[] $routes
      * @param IGroupRoute|null $group
      * @throws NotFoundHttpException
      */
@@ -211,11 +217,8 @@ class Router
     {
         $this->debug('Processing routes');
 
-        // Loop through each route-request
-        $exceptionHandlers = [];
-
         // Stop processing routes if no valid route is found.
-        if ($this->request->getRewriteRoute() === null && $this->request->getUrl() === null) {
+        if ($this->request->getRewriteRoute() === null && $this->request->getUrl()->getOriginalUrl() === '') {
             $this->debug('Halted route-processing as no valid route was found');
 
             return;
@@ -223,7 +226,7 @@ class Router
 
         $url = $this->request->getRewriteUrl() ?? $this->request->getUrl()->getPath();
 
-        /* @var $route IRoute */
+        // Loop through each route-request
         foreach ($routes as $route) {
 
             $this->debug('Processing route "%s"', get_class($route));
@@ -240,13 +243,22 @@ class Router
 
                     /* Add exception handlers */
                     if (count($route->getExceptionHandlers()) !== 0) {
-                        /** @noinspection AdditionOperationOnArraysInspection */
-                        $exceptionHandlers += $route->getExceptionHandlers();
+
+                        if ($route->getMergeExceptionHandlers() === true) {
+
+                            foreach ($route->getExceptionHandlers() as $handler) {
+                                $this->exceptionHandlers[] = $handler;
+                            }
+
+                        } else {
+                            $this->exceptionHandlers = $route->getExceptionHandlers();
+                        }
                     }
 
                     /* Only render partial group if it matches */
                     if ($route instanceof IPartialGroupRoute === true) {
                         $this->renderAndProcess($route);
+                        continue;
                     }
 
                 }
@@ -264,8 +276,6 @@ class Router
                 $this->processedRoutes[] = $route;
             }
         }
-
-        $this->exceptionHandlers = array_merge($exceptionHandlers, $this->exceptionHandlers);
     }
 
     /**
@@ -367,6 +377,9 @@ class Router
             foreach ($this->processedRoutes as $key => $route) {
 
                 $this->debug('Matching route "%s"', get_class($route));
+                
+                /* Add current processing route to constants */
+                $this->currentProcessingRoute = $route;
 
                 /* If the route matches */
                 if ($route->matchRoute($url, $this->request) === true) {
@@ -509,7 +522,7 @@ class Router
         ]);
 
         /* @var $handler IExceptionHandler */
-        foreach ($this->exceptionHandlers as $key => $handler) {
+        foreach (array_reverse($this->exceptionHandlers) as $key => $handler) {
 
             if (is_object($handler) === false) {
                 $handler = new $handler();
@@ -575,7 +588,6 @@ class Router
             'name' => $name,
         ]);
 
-        /* @var $route ILoadableRoute */
         foreach ($this->processedRoutes as $route) {
 
             /* Check if the name matches with a name on the route. Should match either router alias or controller alias. */
@@ -593,7 +605,7 @@ class Router
             }
 
             /* Using @ is most definitely a controller@method or alias@method */
-            if (is_string($name) === true && strpos($name, '@') !== false) {
+            if (strpos($name, '@') !== false) {
                 [$controller, $method] = array_map('strtolower', explode('@', $name));
 
                 if ($controller === strtolower($route->getClass()) && $method === strtolower($route->getMethod())) {
@@ -605,7 +617,7 @@ class Router
 
             /* Check if callback matches (if it's not a function) */
             $callback = $route->getCallback();
-            if (is_string($name) === true && is_string($callback) === true && is_callable($callback) === false && strpos($name, '@') !== false && strpos($callback, '@') !== false) {
+            if (is_string($callback) === true && is_callable($callback) === false && strpos($name, '@') !== false && strpos($callback, '@') !== false) {
 
                 /* Check if the entire callback is matching */
                 if (strpos($callback, $name) === 0 || strtolower($callback) === strtolower($name)) {
@@ -656,10 +668,6 @@ class Router
             'getParams'  => $getParams,
         ]);
 
-        if ($getParams !== null && is_array($getParams) === false) {
-            throw new InvalidArgumentException('Invalid type for getParams. Must be array or null');
-        }
-
         if ($name === '' && $parameters === '') {
             return new Url('/');
         }
@@ -684,7 +692,7 @@ class Router
                 ->setParams($getParams);
         }
 
-        if($name !== null) {
+        if ($name !== null) {
             /* We try to find a match on the given name */
             $route = $this->findRoute($name);
 
@@ -703,21 +711,21 @@ class Router
             /* Loop through all the routes to see if we can find a match */
 
             /* @var $route ILoadableRoute */
-            foreach ($this->processedRoutes as $route) {
+            foreach ($this->processedRoutes as $processedRoute) {
 
                 /* Check if the route contains the name/alias */
-                if ($route->hasName($controller) === true) {
+                if ($processedRoute->hasName($controller) === true) {
                     return $this->request
                         ->getUrlCopy()
-                        ->setPath($route->findUrl($method, $parameters, $name))
+                        ->setPath($processedRoute->findUrl($method, $parameters, $name))
                         ->setParams($getParams);
                 }
 
                 /* Check if the route controller is equal to the name */
-                if ($route instanceof IControllerRoute && strtolower($route->getController()) === strtolower($controller)) {
+                if ($processedRoute instanceof IControllerRoute && strtolower($processedRoute->getController()) === strtolower($controller)) {
                     return $this->request
                         ->getUrlCopy()
-                        ->setPath($route->findUrl($method, $parameters, $name))
+                        ->setPath($processedRoute->findUrl($method, $parameters, $name))
                         ->setParams($getParams);
                 }
 
@@ -842,7 +850,7 @@ class Router
     /**
      * Get class loader
      *
-     * @return ClassLoader
+     * @return IClassLoader
      */
     public function getClassLoader(): IClassLoader
     {
@@ -928,6 +936,16 @@ class Router
     {
         return $this->debugList;
     }
+    
+    /**
+     * Get the current processing route details.
+     *
+     * @return ILoadableRoute
+     */
+    public function getCurrentProcessingRoute(): ILoadableRoute
+    {
+        return $this->currentProcessingRoute;
+    }
 
     /**
      * Changes the rendering behavior of the router.
@@ -944,4 +962,11 @@ class Router
         return $this;
     }
 
-}
+    public function addExceptionHandler(IExceptionHandler $handler): self
+    {
+        $this->exceptionHandlers[] = $handler;
+
+        return $this;
+    }
+
+}

src/Pecee/SimpleRouter/SimpleRouter.php

@@ -22,6 +22,7 @@ use Pecee\SimpleRouter\Exceptions\HttpException;
 use Pecee\SimpleRouter\Handlers\CallbackExceptionHandler;
 use Pecee\SimpleRouter\Handlers\IEventHandler;
 use Pecee\SimpleRouter\Route\IGroupRoute;
+use Pecee\SimpleRouter\Route\ILoadableRoute;
 use Pecee\SimpleRouter\Route\IPartialGroupRoute;
 use Pecee\SimpleRouter\Route\IRoute;
 use Pecee\SimpleRouter\Route\RouteController;
@@ -173,7 +174,7 @@ class SimpleRouter
      */
     public static function redirect(string $where, string $to, int $httpCode = 301): IRoute
     {
-        return static::get($where, function () use ($to, $httpCode) {
+        return static::get($where, static function () use ($to, $httpCode): void {
             static::response()->redirect($to, $httpCode);
         });
     }
@@ -185,7 +186,7 @@ class SimpleRouter
      * @param string|array|Closure $callback
      * @param array|null $settings
      *
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      */
     public static function get(string $url, $callback, array $settings = null): IRoute
     {
@@ -198,7 +199,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      */
     public static function post(string $url, $callback, array $settings = null): IRoute
     {
@@ -211,7 +212,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      */
     public static function put(string $url, $callback, array $settings = null): IRoute
     {
@@ -224,7 +225,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      */
     public static function patch(string $url, $callback, array $settings = null): IRoute
     {
@@ -237,7 +238,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      */
     public static function options(string $url, $callback, array $settings = null): IRoute
     {
@@ -250,7 +251,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      */
     public static function delete(string $url, $callback, array $settings = null): IRoute
     {
@@ -262,15 +263,11 @@ class SimpleRouter
      *
      * @param array $settings
      * @param Closure $callback
-     * @return RouteGroup
+     * @return RouteGroup|IGroupRoute
      * @throws InvalidArgumentException
      */
     public static function group(array $settings, Closure $callback): IGroupRoute
     {
-        if (is_callable($callback) === false) {
-            throw new InvalidArgumentException('Invalid callback provided. Only functions or methods supported');
-        }
-
         $group = new RouteGroup();
         $group->setCallback($callback);
         $group->setSettings($settings);
@@ -287,15 +284,11 @@ class SimpleRouter
      * @param string $url
      * @param Closure $callback
      * @param array $settings
-     * @return RoutePartialGroup
+     * @return RoutePartialGroup|IPartialGroupRoute
      * @throws InvalidArgumentException
      */
     public static function partialGroup(string $url, Closure $callback, array $settings = []): IPartialGroupRoute
     {
-        if (is_callable($callback) === false) {
-            throw new InvalidArgumentException('Invalid callback provided. Only functions or methods supported');
-        }
-
         $settings['prefix'] = $url;
 
         $group = new RoutePartialGroup();
@@ -313,7 +306,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      * @see SimpleRouter::form
      */
     public static function basic(string $url, $callback, array $settings = null): IRoute
@@ -328,7 +321,7 @@ class SimpleRouter
      * @param string $url
      * @param string|array|Closure $callback
      * @param array|null $settings
-     * @return RouteUrl
+     * @return RouteUrl|IRoute
      * @see SimpleRouter::form
      */
     public static function form(string $url, $callback, array $settings = null): IRoute
@@ -348,7 +341,7 @@ class SimpleRouter
      * @param array|null $settings
      * @return RouteUrl|IRoute
      */
-    public static function match(array $requestMethods, string $url, $callback, array $settings = null)
+    public static function match(array $requestMethods, string $url, $callback, array $settings = null): IRoute
     {
         $route = new RouteUrl($url, $callback);
         $route->setRequestMethods($requestMethods);
@@ -368,7 +361,7 @@ class SimpleRouter
      * @param array|null $settings
      * @return RouteUrl|IRoute
      */
-    public static function all(string $url, $callback, array $settings = null)
+    public static function all(string $url, $callback, array $settings = null): IRoute
     {
         $route = new RouteUrl($url, $callback);
 
@@ -387,7 +380,7 @@ class SimpleRouter
      * @param array|null $settings
      * @return RouteController|IRoute
      */
-    public static function controller(string $url, string $controller, array $settings = null)
+    public static function controller(string $url, string $controller, array $settings = null): IRoute
     {
         $route = new RouteController($url, $controller);
 
@@ -406,7 +399,7 @@ class SimpleRouter
      * @param array|null $settings
      * @return RouteResource|IRoute
      */
-    public static function resource(string $url, string $controller, array $settings = null)
+    public static function resource(string $url, string $controller, array $settings = null): IRoute
     {
         $route = new RouteResource($url, $controller);
 
@@ -425,16 +418,9 @@ class SimpleRouter
      */
     public static function error(Closure $callback): CallbackExceptionHandler
     {
-        $routes = static::router()->getRoutes();
-
         $callbackHandler = new CallbackExceptionHandler($callback);
 
-        $group = new RouteGroup();
-        $group->addExceptionHandler($callbackHandler);
-
-        array_unshift($routes, $group);
-
-        static::router()->setRoutes($routes);
+        static::router()->addExceptionHandler($callbackHandler);
 
         return $callbackHandler;
     }
@@ -506,26 +492,13 @@ class SimpleRouter
     /**
      * Prepends the default namespace to all new routes added.
      *
-     * @param IRoute $route
+     * @param ILoadableRoute|IRoute $route
      * @return IRoute
      */
     public static function addDefaultNamespace(IRoute $route): IRoute
     {
         if (static::$defaultNamespace !== null) {
-
-            $ns = static::$defaultNamespace;
-            $namespace = $route->getNamespace();
-
-            if ($namespace !== null) {
-                // Don't overwrite namespaces that starts with \
-                if ($namespace[0] !== '\\') {
-                    $ns .= '\\' . $namespace;
-                } else {
-                    $ns = $namespace;
-                }
-            }
-
-            $route->setNamespace($ns);
+            $route->setNamespace(static::$defaultNamespace);
         }
 
         return $route;

tests/Pecee/SimpleRouter/Dummy/ClassLoader/CustomClassLoader.php

@@ -16,11 +16,11 @@ class CustomClassLoader implements \Pecee\SimpleRouter\ClassLoader\IClassLoader
      */
     public function loadClassMethod($class, string $method, array $parameters)
     {
-        return call_user_func_array([$class, $method], ['result' => true]);
+        return call_user_func_array([$class, $method], [true]);
     }
 
     public function loadClosure(callable $closure, array $parameters)
     {
-        return call_user_func_array($closure, ['result' => true]);
+        return call_user_func_array($closure, [true]);
     }
 }

tests/Pecee/SimpleRouter/Dummy/NSController.php

@@ -0,0 +1,11 @@
+<?php
+namespace MyNamespace;
+
+class NSController {
+
+    public function method()
+    {
+        return true;
+    }
+
+}

tests/Pecee/SimpleRouter/RouterCallbackExceptionHandlerTest.php

@@ -19,10 +19,29 @@ class RouterCallbackExceptionHandlerTest extends \PHPUnit\Framework\TestCase
             throw new ExceptionHandlerException();
         });
 
-        TestRouter::debugNoReset('/404-url', 'get');
-        TestRouter::router()->reset();
+        TestRouter::debug('/404-url');
+    }
 
-        $this->assertTrue(true);
+    public function testExceptionHandlerCallback() {
+
+        TestRouter::group(['prefix' => null], function() {
+            TestRouter::get('/', function() {
+                return 'Hello world';
+            });
+
+            TestRouter::get('/not-found', 'DummyController@method1');
+            TestRouter::error(function(\Pecee\Http\Request $request, \Exception $exception) {
+
+                if($exception instanceof \Pecee\SimpleRouter\Exceptions\NotFoundHttpException && $exception->getCode() === 404) {
+                    return $request->setRewriteCallback(static function() {
+                        return 'success';
+                    });
+                }
+            });
+        });
+
+        $result = TestRouter::debugOutput('/thisdoes-not/existssss', 'get');
+        $this->assertEquals('success', $result);
     }
 
 }

tests/Pecee/SimpleRouter/RouterGroupTest.php

@@ -3,20 +3,20 @@
 require_once 'Dummy/DummyMiddleware.php';
 require_once 'Dummy/DummyController.php';
 
-class GroupTest extends \PHPUnit\Framework\TestCase
+class RouterGroupTest extends \PHPUnit\Framework\TestCase
 {
 
     public function testGroupLoad()
     {
         $result = false;
 
-        TestRouter::group(['prefix' => '/group'], function () use(&$result) {
+        TestRouter::group(['prefix' => '/group'], function () use (&$result) {
             $result = true;
         });
 
         try {
             TestRouter::debug('/', 'get');
-        } catch(\Exception $e) {
+        } catch (\Exception $e) {
 
         }
         $this->assertTrue($result);
@@ -81,4 +81,40 @@ class GroupTest extends \PHPUnit\Framework\TestCase
 
     }
 
+    public function testNamespaceExtend()
+    {
+        TestRouter::group(['namespace' => '\My\Namespace'], function () use (&$result) {
+
+            TestRouter::group(['namespace' => 'Service'], function () use (&$result) {
+
+                TestRouter::get('/test', function () use (&$result) {
+                    return \Pecee\SimpleRouter\SimpleRouter::router()->getRequest()->getLoadedRoute()->getNamespace();
+                });
+
+            });
+
+        });
+
+        $namespace = TestRouter::debugOutput('/test');
+        $this->assertEquals('\My\Namespace\Service', $namespace);
+    }
+
+    public function testNamespaceOverwrite()
+    {
+        TestRouter::group(['namespace' => '\My\Namespace'], function () use (&$result) {
+
+            TestRouter::group(['namespace' => '\Service'], function () use (&$result) {
+
+                TestRouter::get('/test', function () use (&$result) {
+                    return \Pecee\SimpleRouter\SimpleRouter::router()->getRequest()->getLoadedRoute()->getNamespace();
+                });
+
+            });
+
+        });
+
+        $namespace = TestRouter::debugOutput('/test');
+        $this->assertEquals('\Service', $namespace);
+    }
+
 }

tests/Pecee/SimpleRouter/RouterRewriteTest.php

@@ -33,9 +33,9 @@ class RouterRewriteTest extends \PHPUnit\Framework\TestCase
         global $stack;
         $stack = [];
 
-        TestRouter::group(['exceptionHandler' => [ExceptionHandlerFirst::class, ExceptionHandlerSecond::class]], function () use ($stack) {
+        TestRouter::group(['exceptionHandler' => [ExceptionHandlerFirst::class, ExceptionHandlerSecond::class]], function () {
 
-            TestRouter::group(['exceptionHandler' => ExceptionHandlerThird::class], function () use ($stack) {
+            TestRouter::group(['prefix' => '/test', 'exceptionHandler' => ExceptionHandlerThird::class], function () {
 
                 TestRouter::get('/my-path', 'DummyController@method1');
 
@@ -43,21 +43,48 @@ class RouterRewriteTest extends \PHPUnit\Framework\TestCase
         });
 
         try {
-            TestRouter::debug('/my-non-existing-path', 'get');
+            TestRouter::debug('/test/non-existing', 'get');
         } catch (\ResponseException $e) {
 
         }
 
         $expectedStack = [
-            ExceptionHandlerFirst::class,
-            ExceptionHandlerSecond::class,
             ExceptionHandlerThird::class,
+            ExceptionHandlerSecond::class,
+            ExceptionHandlerFirst::class,
         ];
 
         $this->assertEquals($expectedStack, $stack);
 
     }
 
+    public function testStopMergeExceptionHandlers()
+    {
+        global $stack;
+        $stack = [];
+
+        TestRouter::group(['prefix' => '/', 'exceptionHandler' => ExceptionHandlerFirst::class], function () {
+
+            TestRouter::group(['prefix' => '/admin', 'exceptionHandler' => ExceptionHandlerSecond::class, 'mergeExceptionHandlers' => false], function () {
+
+                TestRouter::get('/my-path', 'DummyController@method1');
+
+            });
+        });
+
+        try {
+            TestRouter::debug('/admin/my-path-test', 'get');
+        } catch (\Pecee\SimpleRouter\Exceptions\NotFoundHttpException $e) {
+
+        }
+
+        $expectedStack = [
+            ExceptionHandlerSecond::class,
+        ];
+
+        $this->assertEquals($expectedStack, $stack);
+    }
+
     public function testRewriteExceptionMessage()
     {
         $this->expectException(\Pecee\SimpleRouter\Exceptions\NotFoundHttpException::class);

tests/Pecee/SimpleRouter/RouterRouteTest.php

@@ -2,6 +2,7 @@
 
 require_once 'Dummy/DummyMiddleware.php';
 require_once 'Dummy/DummyController.php';
+require_once 'Dummy/NSController.php';
 require_once 'Dummy/Exception/ExceptionHandlerException.php';
 
 class RouterRouteTest extends \PHPUnit\Framework\TestCase
@@ -174,6 +175,70 @@ class RouterRouteTest extends \PHPUnit\Framework\TestCase
 
         TestRouter::debug('/test', 'get');
 
+        $this->assertFalse($result);
+
+    }    
+    
+    public function testFixedSubdomainDynamicDomain()
+    {
+        TestRouter::request()->setHost('other.world.com');
+
+        $result = false;
+
+        TestRouter::group(['domain' => 'other.{domain}'], function () use (&$result) {
+            TestRouter::get('/test', function ($domain = null) use (&$result) {
+
+                $result = true;
+            });
+        });
+
+        TestRouter::debug('/test', 'get');
+
+        $this->assertTrue($result);
+
+    }
+
+    public function testFixedSubdomainDynamicDomainParameter()
+    {
+        TestRouter::request()->setHost('other.world.com');
+
+        $result = false;
+
+        TestRouter::group(['domain' => 'other.{domain}'], function () use (&$result) {
+            TestRouter::get('/test', 'DummyController@param');
+            TestRouter::get('/test/{key}', 'DummyController@param');
+        });
+
+        $response = TestRouter::debugOutputNoReset('/test', 'get');
+
+        $this->assertEquals('world.com', $response);
+
+        $response = TestRouter::debugOutput('/test/unittest', 'get');
+
+        $this->assertEquals('unittest, world.com', $response);
+
+    }
+
+    public function testWrongFixedSubdomainDynamicDomain()
+    {
+        TestRouter::request()->setHost('wrong.world.com');
+
+        $result = false;
+
+        TestRouter::group(['domain' => 'other.{domain}'], function () use (&$result) {
+            TestRouter::get('/test', function ($domain = null) use (&$result) {
+
+                $result = true;
+            });
+        });
+
+        try {
+            TestRouter::debug('/test', 'get');
+        } catch(\Exception $e) {
+
+        }
+
+
         $this->assertFalse($result);
 
     }
@@ -246,6 +311,16 @@ class RouterRouteTest extends \PHPUnit\Framework\TestCase
         $this->assertTrue(true);
     }
 
+    public function testDefaultNameSpaceOverload()
+    {
+        TestRouter::setDefaultNamespace('DefaultNamespace\\Controllers');
+        TestRouter::get('/test', [\MyNamespace\NSController::class, 'method']);
+
+        $result = TestRouter::debugOutput('/test');
+
+        $this->assertTrue( (bool)$result);
+    }
+
     public function testSameRoutes()
     {
         TestRouter::get('/recipe', 'DummyController@method1')->name('add');

tests/Pecee/SimpleRouter/RouterUrlTest.php

@@ -181,6 +181,22 @@ class RouterUrlTest extends \PHPUnit\Framework\TestCase
 
         $output = TestRouter::debugOutput('/admin/asd/bec/123', 'get');
         $this->assertEquals('match', $output);
+
+        TestRouter::router()->reset();
+    }
+
+    public function testCustomRegexWithParameter()
+    {
+        TestRouter::request()->setHost('google.com');
+
+        $results = '';
+
+        TestRouter::get('/tester/{param}', function ($param = null) use($results) {
+            return $results = $param;
+        })->setMatch('/(.*)/i');
+
+        $output = TestRouter::debugOutput('/tester/abepik/ko');
+        $this->assertEquals('/tester/abepik/ko/', $output);
     }
 
     public function testRenderMultipleRoutesDisabled()

tests/TestRouter.php

@@ -8,7 +8,7 @@ class TestRouter extends \Pecee\SimpleRouter\SimpleRouter
         static::request()->setHost('testhost.com');
     }
 
-    public static function debugNoReset($testUrl, $testMethod = 'get')
+    public static function debugNoReset(string $testUrl, string $testMethod = 'get'): void
     {
         $request = static::request();
 
@@ -18,22 +18,24 @@ class TestRouter extends \Pecee\SimpleRouter\SimpleRouter
         static::start();
     }
 
-    public static function debug($testUrl, $testMethod = 'get', bool $reset = true)
+    public static function debug(string $testUrl, string $testMethod = 'get', bool $reset = true): void
     {
         try {
             static::debugNoReset($testUrl, $testMethod);
-        } catch(\Exception $e) {
+        } catch (\Exception $e) {
+            static::$defaultNamespace = null;
             static::router()->reset();
             throw $e;
         }
 
-        if($reset === true) {
+        if ($reset === true) {
+            static::$defaultNamespace = null;
             static::router()->reset();
         }
 
     }
 
-    public static function debugOutput($testUrl, $testMethod = 'get', bool $reset = true)
+    public static function debugOutput(string $testUrl, string $testMethod = 'get', bool $reset = true): string
     {
         $response = null;
 
@@ -46,4 +48,17 @@ class TestRouter extends \Pecee\SimpleRouter\SimpleRouter
         return $response;
     }
 
+    public static function debugOutputNoReset(string $testUrl, string $testMethod = 'get', bool $reset = true): string
+    {
+        $response = null;
+
+        // Route request
+        ob_start();
+        static::debugNoReset($testUrl, $testMethod, $reset);
+        $response = ob_get_clean();
+
+        // Return response
+        return $response;
+    }
+
 }