[OPTIMISATIONS] Optimised code and removed unused references

src/Pecee/SimpleRouter/RouterController.php

@@ -79,10 +79,12 @@ class RouterController extends RouterEntry {
 
     /**
      * @param string $url
+     * @return static
      */
     public function setUrl($url) {
         $url = rtrim($url, '/') . '/';
         $this->url = $url;
+        return $this;
     }
 
     /**
@@ -94,9 +96,11 @@ class RouterController extends RouterEntry {
 
     /**
      * @param string $controller
+     * @return static
      */
     public function setController($controller) {
         $this->controller = $controller;
+        return $this;
     }
 
     /**
@@ -108,9 +112,11 @@ class RouterController extends RouterEntry {
 
     /**
      * @param string $method
+     * @return static
      */
     public function setMethod($method) {
         $this->method = $method;
+        return $this;
     }
 
 }

src/Pecee/SimpleRouter/RouterEntry.php

@@ -123,7 +123,7 @@ abstract class RouterEntry {
     }
 
     /**
-     * @return string
+     * @return string|array
      */
     public function getMiddleware() {
         return $this->middleware;
@@ -360,9 +360,7 @@ abstract class RouterEntry {
     }
 
     public function renderRoute(Request $request) {
-
         if(is_object($this->getCallback()) && is_callable($this->getCallback())) {
-
             // When the callback is a function
             call_user_func_array($this->getCallback(), $this->getParameters());
         } else {

src/Pecee/SimpleRouter/RouterResource.php

@@ -109,10 +109,12 @@ class RouterResource extends RouterEntry {
 
     /**
      * @param string $url
+     * @return static
      */
     public function setUrl($url) {
         $url = rtrim($url, '/') . '/';
         $this->url = $url;
+        return $this;
     }
 
     /**
@@ -124,9 +126,11 @@ class RouterResource extends RouterEntry {
 
     /**
      * @param string $controller
+     * @return static
      */
     public function setController($controller) {
         $this->controller = $controller;
+        return $this;
     }
 
 }

src/Pecee/SimpleRouter/RouterRoute.php

@@ -2,7 +2,6 @@
 
 namespace Pecee\SimpleRouter;
 
-use Pecee\ArrayUtil;
 use Pecee\Http\Request;
 
 class RouterRoute extends RouterEntry {

src/Pecee/SimpleRouter/SimpleRouter.php

@@ -16,7 +16,7 @@ class SimpleRouter {
     /**
      * Start/route request
      * @param null $defaultNamespace
-     * @throws RouterException
+     * @throws \Pecee\Exception\RouterException
      */
     public static function start($defaultNamespace = null) {
         $router = RouterBase::getInstance();