diff --git a/gin.go b/gin.go
index e505bb44..295e18f4 100644
--- a/gin.go
+++ b/gin.go
@@ -19,9 +19,24 @@ const Version = "v1.0rc2"
 var default404Body = []byte("404 page not found")
 var default405Body = []byte("405 method not allowed")
 
+type HandlerFunc func(*Context)
+type HandlersChain []HandlerFunc
+
+func (c HandlersChain) Last() HandlerFunc {
+	length := len(c)
+	if length > 0 {
+		return c[length-1]
+	}
+	return nil
+}
+
 type (
-	HandlerFunc   func(*Context)
-	HandlersChain []HandlerFunc
+	RoutesInfo []RouteInfo
+	RouteInfo  struct {
+		Method  string
+		Path    string
+		Handler string
+	}
 
 	// Represents the web framework, it wraps the blazing fast httprouter multiplexer and a list of global middlewares.
 	Engine struct {
@@ -61,25 +76,10 @@ type (
 		HandleMethodNotAllowed bool
 		ForwardedByClientIP    bool
 	}
-
-	RoutesInfo []RouteInfo
-	RouteInfo  struct {
-		Method  string
-		Path    string
-		Handler string
-	}
 )
 
 var _ RoutesInterface = &Engine{}
 
-func (c HandlersChain) Last() HandlerFunc {
-	length := len(c)
-	if length > 0 {
-		return c[length-1]
-	}
-	return nil
-}
-
 // Returns a new blank Engine instance without any middleware attached.
 // The most basic configuration
 func New() *Engine {
diff --git a/routergroup.go b/routergroup.go
index 92c0a1f2..b77a55b7 100644
--- a/routergroup.go
+++ b/routergroup.go
@@ -11,37 +11,39 @@ import (
 	"strings"
 )
 
-type RoutesInterface interface {
-	routesInterface
-	Group(string, ...HandlerFunc) *RouterGroup
-}
+type (
+	RoutesInterface interface {
+		routesInterface
+		Group(string, ...HandlerFunc) *RouterGroup
+	}
 
-type routesInterface interface {
-	Use(...HandlerFunc) routesInterface
+	routesInterface interface {
+		Use(...HandlerFunc) routesInterface
 
-	Handle(string, string, ...HandlerFunc) routesInterface
-	Any(string, ...HandlerFunc) routesInterface
-	GET(string, ...HandlerFunc) routesInterface
-	POST(string, ...HandlerFunc) routesInterface
-	DELETE(string, ...HandlerFunc) routesInterface
-	PATCH(string, ...HandlerFunc) routesInterface
-	PUT(string, ...HandlerFunc) routesInterface
-	OPTIONS(string, ...HandlerFunc) routesInterface
-	HEAD(string, ...HandlerFunc) routesInterface
+		Handle(string, string, ...HandlerFunc) routesInterface
+		Any(string, ...HandlerFunc) routesInterface
+		GET(string, ...HandlerFunc) routesInterface
+		POST(string, ...HandlerFunc) routesInterface
+		DELETE(string, ...HandlerFunc) routesInterface
+		PATCH(string, ...HandlerFunc) routesInterface
+		PUT(string, ...HandlerFunc) routesInterface
+		OPTIONS(string, ...HandlerFunc) routesInterface
+		HEAD(string, ...HandlerFunc) routesInterface
 
-	StaticFile(string, string) routesInterface
-	Static(string, string) routesInterface
-	StaticFS(string, http.FileSystem) routesInterface
-}
+		StaticFile(string, string) routesInterface
+		Static(string, string) routesInterface
+		StaticFS(string, http.FileSystem) routesInterface
+	}
 
-// Used internally to configure router, a RouterGroup is associated with a prefix
-// and an array of handlers (middlewares)
-type RouterGroup struct {
-	Handlers HandlersChain
-	BasePath string
-	engine   *Engine
-	root     bool
-}
+	// Used internally to configure router, a RouterGroup is associated with a prefix
+	// and an array of handlers (middlewares)
+	RouterGroup struct {
+		Handlers HandlersChain
+		BasePath string
+		engine   *Engine
+		root     bool
+	}
+)
 
 var _ RoutesInterface = &RouterGroup{}