From 6ca0d007b7c35e851644f90db0d939f48eeab090 Mon Sep 17 00:00:00 2001
From: Artyom Blagov <artyom.blagov@devim.team>
Date: Mon, 12 Mar 2018 12:00:18 +0300
Subject: [PATCH] style changes to ./exchanges.go

---
 example/generated/exchanges.go | 45 +++++++++++++++++-----------------
 generator/template/exchange.go | 16 ++++++++----
 2 files changed, 33 insertions(+), 28 deletions(-)

diff --git a/example/generated/exchanges.go b/example/generated/exchanges.go
index 27a7166..1e864d6 100644
--- a/example/generated/exchanges.go
+++ b/example/generated/exchanges.go
@@ -4,28 +4,27 @@ package stringsvc
 
 import entity "github.com/devimteam/microgen/example/svc/entity"
 
-type UppercaseRequest struct {
-	StringsMap map[string]string `json:"strings_map"`
-}
+type (
+	UppercaseRequest struct {
+		StringsMap map[string]string `json:"strings_map"`
+	}
+	UppercaseResponse struct {
+		Ans string `json:"ans"`
+	}
 
-type UppercaseResponse struct {
-	Ans string `json:"ans"`
-}
+	CountRequest struct {
+		Text   string `json:"text"`
+		Symbol string `json:"symbol"`
+	}
+	CountResponse struct {
+		Count     int   `json:"count"`
+		Positions []int `json:"positions"`
+	}
 
-type CountRequest struct {
-	Text   string `json:"text"`
-	Symbol string `json:"symbol"`
-}
-
-type CountResponse struct {
-	Count     int   `json:"count"`
-	Positions []int `json:"positions"`
-}
-
-type TestCaseRequest struct {
-	Comments []*entity.Comment `json:"comments"`
-}
-
-type TestCaseResponse struct {
-	Tree map[string]int `json:"tree"`
-}
+	TestCaseRequest struct {
+		Comments []*entity.Comment `json:"comments"`
+	}
+	TestCaseResponse struct {
+		Tree map[string]int `json:"tree"`
+	}
+)
diff --git a/generator/template/exchange.go b/generator/template/exchange.go
index 45aaec9..32845f5 100644
--- a/generator/template/exchange.go
+++ b/generator/template/exchange.go
@@ -46,10 +46,16 @@ func (t *exchangeTemplate) Render() write_strategy.Renderer {
 	f.PackageComment(t.Info.FileHeader)
 	f.PackageComment(`Please, do not edit.`)
 
+	if len(t.Info.Iface.Methods) > 0 {
+		f.Type().Op("(")
+	}
 	for _, signature := range t.Info.Iface.Methods {
-		f.Add(exchange(requestStructName(signature), RemoveContextIfFirst(signature.Args))).Line()
+		f.Add(exchange(requestStructName(signature), RemoveContextIfFirst(signature.Args))) //.Line()
 		f.Add(exchange(responseStructName(signature), removeErrorIfLast(signature.Results))).Line()
 	}
+	if len(t.Info.Iface.Methods) > 0 {
+		f.Op(")")
+	}
 
 	return f
 }
@@ -75,12 +81,12 @@ func (t *exchangeTemplate) ChooseStrategy() (write_strategy.Strategy, error) {
 func exchange(name string, params []types.Variable) Code {
 	if len(params) == 0 {
 		return Comment("Formal exchange type, please do not delete.").Line().
-			Type().Id(name).Struct().
-			Line()
+			Id(name).Struct()
+		//Line()
 	}
-	return Type().Id(name).StructFunc(func(g *Group) {
+	return Id(name).StructFunc(func(g *Group) {
 		for _, param := range params {
 			g.Add(structField(&param))
 		}
-	}).Line()
+	}) //.Line()
 }