extract method

src/Illuminate/Routing/CompiledRouteCollection.php

@@ -109,14 +109,10 @@ public function refreshActionLookups()
      */
     public function match(Request $request)
     {
-        $trimmedRequest = clone $request;
-
-        $trimmedRequest->server->set(
-            'REQUEST_URI', rtrim($request->server->get('REQUEST_URI'), '/')
-        );
-
         $matcher = new CompiledUrlMatcher(
-            $this->compiled, (new RequestContext)->fromRequest($trimmedRequest)
+            $this->compiled, (new RequestContext)->fromRequest(
+                $trimmedRequest = $this->requestWithoutTrailingSlash($request)
+            )
         );
 
         $route = null;
@@ -148,6 +144,23 @@ public function match(Request $request)
         return $this->handleMatchedRoute($request, $route);
     }
 
+    /**
+     * Get a cloned instance of the given request without any trailing slash on the URI.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return \Illuminate\Http\Request
+     */
+    protected function requestWithoutTrailingSlash(Request $request)
+    {
+        $trimmedRequest = clone $request;
+
+        $trimmedRequest->server->set(
+            'REQUEST_URI', rtrim($request->server->get('REQUEST_URI'), '/')
+        );
+
+        return $trimmedRequest;
+    }
+
     /**
      * Get routes from the collection by method.
      *