Modification

- Add configurator for Party
- Modification for CORS middleware example

Former-commit-id: f01c01d4eac41666a92890461851909a6ade018b

_examples/experimental-handlers/cors/simple/main.go

@@ -13,14 +13,14 @@ import (
 func main() {
 
 	app := iris.New()
-	crs := cors.New(cors.Options{
+	crs := cors.NewPartyMiddleware(cors.Options{
 		AllowedOrigins:   []string{"*"}, // allows everything, use that to change the hosts.
 		AllowedMethods:   router.AllMethods[:],
 		AllowCredentials: true,
 	})
 
 	v1 := app.Party("/api/v1")
-	v1.Use(crs)
+	v1.ConfigureParty(crs)
 	{
 		v1.Get("/home", func(ctx iris.Context) {
 			ctx.WriteString("Hello from /home")

core/router/api_builder.go

@@ -114,6 +114,14 @@ func NewAPIBuilder() *APIBuilder {
 	return api
 }
 
+// ConfigureParty configures this party like `iris.Application#Configure`
+// That allows middlewares focused on the Party like CORS middleware
+func (api *APIBuilder) ConfigureParty(conf ...PartyConfigurator) {
+	for _, h := range conf {
+		h(api)
+	}
+}
+
 // GetRelPath returns the current party's relative path.
 // i.e:
 // if r := app.Party("/users"), then the `r.GetRelPath()` is the "/users".

core/router/party.go

@@ -9,11 +9,18 @@ import (
 // Party is here to separate the concept of
 // api builder and the sub api builder.
 
+// PartyConfigurator is handler for configuring a party (it works with iris.Application)
+type PartyConfigurator func(party Party)
+
 // Party is just a group joiner of routes which have the same prefix and share same middleware(s) also.
 // Party could also be named as 'Join' or 'Node' or 'Group' , Party chosen because it is fun.
 //
 // Look the "APIBuilder" for its implementation.
 type Party interface {
+	// ConfigureParty configures this party like `iris.Application#Configure`
+	// That allows middlewares focused on the Party like CORS middleware
+	ConfigureParty(...PartyConfigurator)
+
 	// GetRelPath returns the current party's relative path.
 	// i.e:
 	// if r := app.Party("/users"), then the `r.GetRelPath()` is the "/users".