feature: file namestyle (#223)

* add api filename style

* new feature: config.yaml

* optimize

* optimize logic generation

* check hanlder valid

* optimize

* reactor naming style

* optimize

* optimize test

* optimize gen middleware

* format

Co-authored-by: anqiansong <anqiansong@xiaoheiban.cn>
Co-authored-by: kim <xutao@xiaoheiban.cn>

tools/goctl/rpc/generator/gen_test.go

@@ -9,9 +9,14 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/tal-tech/go-zero/core/logx"
 	"github.com/tal-tech/go-zero/core/stringx"
+	conf "github.com/tal-tech/go-zero/tools/goctl/config"
 	"github.com/tal-tech/go-zero/tools/goctl/rpc/execx"
 )
 
+var cfg = &conf.Config{
+	NamingFormat: "gozero",
+}
+
 func TestRpcGenerate(t *testing.T) {
 	_ = Clean()
 	dispatcher := NewDefaultGenerator()
@@ -21,7 +26,7 @@ func TestRpcGenerate(t *testing.T) {
 		return
 	}
 	projectName := stringx.Rand()
-	g := NewRpcGenerator(dispatcher, namingLower)
+	g := NewRpcGenerator(dispatcher, cfg)
 
 	// case go path
 	src := filepath.Join(build.Default.GOPATH, "src")