Return HandlerChain from Routes()

gin.go

@@ -46,6 +46,7 @@ type RouteInfo struct {
 	Path          string
 	Handler       string
 	HandlerFunc   HandlerFunc
+	HandlersChain []HandlerFunc
 }
 
 // RoutesInfo defines a RouteInfo array.
@@ -291,6 +292,7 @@ func iterate(path, method string, routes RoutesInfo, root *node) RoutesInfo {
 			Path:          path,
 			Handler:       nameOfFunction(handlerFunc),
 			HandlerFunc:   handlerFunc,
+			HandlersChain: root.handlers,
 		})
 	}
 	for _, child := range root.children {

gin_test.go

@@ -444,7 +444,11 @@ func TestListOfRoutes(t *testing.T) {
 	{
 		group.GET("/", handlerTest2)
 		group.GET("/:id", handlerTest1)
-		group.POST("/:id", handlerTest2)
+	}
+	postGroup := group.Group("")
+	postGroup.Use(handlerTest1)
+	{
+		postGroup.POST("/:id", handlerTest2)
 	}
 	router.Static("/static", ".")
 
@@ -455,26 +459,31 @@ func TestListOfRoutes(t *testing.T) {
 		Method:        "GET",
 		Path:          "/favicon.ico",
 		Handler:       "^(.*/vendor/)?github.com/gin-gonic/gin.handlerTest1$",
+		HandlersChain: []HandlerFunc{handlerTest1},
 	})
 	assertRoutePresent(t, list, RouteInfo{
 		Method:        "GET",
 		Path:          "/",
 		Handler:       "^(.*/vendor/)?github.com/gin-gonic/gin.handlerTest1$",
+		HandlersChain: []HandlerFunc{handlerTest1},
 	})
 	assertRoutePresent(t, list, RouteInfo{
 		Method:        "GET",
 		Path:          "/users/",
 		Handler:       "^(.*/vendor/)?github.com/gin-gonic/gin.handlerTest2$",
+		HandlersChain: []HandlerFunc{handlerTest2},
 	})
 	assertRoutePresent(t, list, RouteInfo{
 		Method:        "GET",
 		Path:          "/users/:id",
 		Handler:       "^(.*/vendor/)?github.com/gin-gonic/gin.handlerTest1$",
+		HandlersChain: []HandlerFunc{handlerTest1},
 	})
 	assertRoutePresent(t, list, RouteInfo{
 		Method:        "POST",
 		Path:          "/users/:id",
 		Handler:       "^(.*/vendor/)?github.com/gin-gonic/gin.handlerTest2$",
+		HandlersChain: []HandlerFunc{handlerTest1, handlerTest2},
 	})
 }
 
@@ -535,6 +544,7 @@ func TestEngineHandleContextManyReEntries(t *testing.T) {
 func assertRoutePresent(t *testing.T, gotRoutes RoutesInfo, wantRoute RouteInfo) {
 	for _, gotRoute := range gotRoutes {
 		if gotRoute.Path == wantRoute.Path && gotRoute.Method == wantRoute.Method {
+			assert.ObjectsAreEqualValues(gotRoute.HandlersChain, wantRoute.HandlersChain)
 			assert.Regexp(t, wantRoute.Handler, gotRoute.Handler)
 			return
 		}