Merge pull request #19 from phederal/adding-head-request

add head request method

src/Router.php

@@ -235,6 +235,17 @@ public static function delete(string $pattern, $handler)
         static::match('DELETE', $pattern, $handler);
     }
 
+    /**
+     * Add a route with HEAD method
+     *
+     * @param string $pattern The route pattern/path to match
+     * @param string|array|callable The handler for route when matched
+     */
+    public static function head(string $pattern, $handler)
+    {
+        static::match('HEAD', $pattern, $handler);
+    }
+
     /**
      * Add a route that sends an HTTP redirect
      *