[Router] added static requirement optimization to php matcher dumper

src/Symfony/Component/Routing/Matcher/Dumper/PhpMatcherDumper.php

@@ -193,6 +193,8 @@ private function compilePrefixRoutes(DumperPrefixCollection $collection, $suppor
      */
     private function compileRoute(Route $route, $name, $supportsRedirections, $parentPrefix = null)
     {
+        $route = $this->optimizeRoute($route);
+
         $code = '';
         $compiledRoute = $route->compile();
         $conditions = array();
@@ -375,4 +377,34 @@ private function buildPrefixTree(DumperCollection $collection)
 
         return $tree;
     }
+
+    /**
+     * Optimizes route before the dump.
+     *
+     * @param Route $route
+     *
+     * @return Route
+     */
+    private function optimizeRoute(Route $route)
+    {
+        $optimizedRoute = clone $route;
+        $optimized = false;
+
+        foreach ($route->getRequirements() as $parameter => $pattern) {
+            $placeholder = sprintf('{%s}', $parameter);
+
+            if (false !== strpos($optimizedRoute->getPath(), $placeholder) && preg_match('~^[\w]+$~i', $pattern)) {
+                $optimizedRoute->setPath(str_replace($placeholder, $pattern, $optimizedRoute->getPath()));
+
+                $requirements = $optimizedRoute->getRequirements();
+                unset($requirements[$parameter]);
+                $optimizedRoute->setRequirements($requirements);
+                $optimizedRoute->setDefault($parameter, $pattern);
+
+                $optimized = true;
+            }
+        }
+
+        return $optimized ? $optimizedRoute : $route;
+    }
 }

src/Symfony/Component/Routing/Tests/Fixtures/dumper/optimized_route_matcher.php

@@ -0,0 +1,35 @@
+<?php
+
+use Symfony\Component\Routing\Exception\MethodNotAllowedException;
+use Symfony\Component\Routing\Exception\ResourceNotFoundException;
+use Symfony\Component\Routing\RequestContext;
+
+/**
+ * ProjectUrlMatcher
+ *
+ * This class has been auto-generated
+ * by the Symfony Routing Component.
+ */
+class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
+{
+    /**
+     * Constructor.
+     */
+    public function __construct(RequestContext $context)
+    {
+        $this->context = $context;
+    }
+
+    public function match($pathinfo)
+    {
+        $allow = array();
+        $pathinfo = rawurldecode($pathinfo);
+
+        // name
+        if ($pathinfo === '/test/static') {
+            return array (  'param' => 'static',  '_route' => 'name',);
+        }
+
+        throw 0 < count($allow) ? new MethodNotAllowedException(array_unique($allow)) : new ResourceNotFoundException();
+    }
+}

src/Symfony/Component/Routing/Tests/Matcher/Dumper/PhpMatcherDumperTest.php

@@ -258,4 +258,14 @@ public function getRouteCollections()
            array($rootprefixCollection, 'url_matcher3.php', array())
         );
     }
+
+    public function testOptimizedRouteDump()
+    {
+        $collection = new RouteCollection();
+        $collection->add('name', new Route('/test/{param}', array(), array('param' => 'static')));
+        $dumper = new PhpMatcherDumper($collection);
+        $fixture = __DIR__.'/../../Fixtures/dumper/optimized_route_matcher.php';
+
+        $this->assertStringEqualsFile($fixture, $dumper->dump());
+    }
 }