added check for single method as string in Route constructor, updated…

… docblock

Slim/Route.php

@@ -72,15 +72,15 @@ class Route extends Routable implements RouteInterface
     /**
      * Create new route
      *
-     * @param string[]     $methods The route HTTP methods
-     * @param string       $pattern The route pattern
-     * @param callable     $callable The route callable
-     * @param RouteGroup[] $groups The parent route groups
-     * @param int          $identifier The route identifier
+     * @param string|string[]   $methods The route HTTP methods
+     * @param string            $pattern The route pattern
+     * @param callable          $callable The route callable
+     * @param RouteGroup[]      $groups The parent route groups
+     * @param int               $identifier The route identifier
      */
-    public function __construct(array $methods, $pattern, $callable, $groups = [], $identifier = 0)
+    public function __construct($methods, $pattern, $callable, $groups = [], $identifier = 0)
     {
-        $this->methods  = $methods;
+        $this->methods  = is_string($methods) ? [$methods] : $methods;
         $this->pattern  = $pattern;
         $this->callable = $callable;
         $this->groups   = $groups;

tests/RouteTest.php

@@ -48,11 +48,20 @@ public function testConstructor()
         $this->assertAttributeEquals($callable, 'callable', $route);
     }
 
+    public function testGetMethodsReturnsArrayWhenContructedWithString()
+    {
+        $route = new Route('GET', '/hello', function ($req, $res, $args) {
+            // Do something
+        });
+
+        $this->assertEquals(['GET'], $route->getMethods());
+    }
+
     public function testGetMethods()
     {
         $this->assertEquals(['GET', 'POST'], $this->routeFactory()->getMethods());
     }
-
+    
     public function testGetPattern()
     {
         $this->assertEquals('/hello/{name}', $this->routeFactory()->getPattern());