protoc-gen-go-micro/main.go
Vasiliy Tolstov fcd8dd1f7c minor changes for generator
* allow to split client and server generation
* allow to override options for handler

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
2021-03-26 15:00:55 +03:00

80 lines
1.6 KiB
Go

package main
import (
"flag"
"fmt"
"strings"
"google.golang.org/protobuf/compiler/protogen"
"google.golang.org/protobuf/types/pluginpb"
)
var (
flagDebug = flag.Bool("debug", false, "")
flagStandalone = flag.Bool("standalone", false, "")
flagComponents = flag.String("components", "micro|rpc|client|server", "")
)
func main() {
opts := &protogen.Options{
ParamFunc: flag.CommandLine.Set,
}
g := &Generator{}
opts.Run(g.Generate)
}
type Generator struct {
components string
standalone bool
debug bool
}
func (g *Generator) Generate(plugin *protogen.Plugin) error {
var err error
g.standalone = *flagStandalone
g.debug = *flagDebug
g.components = *flagComponents
plugin.SupportedFeatures = uint64(pluginpb.CodeGeneratorResponse_FEATURE_PROTO3_OPTIONAL)
var genClient bool
var genServer bool
if strings.Contains(g.components, "server") {
genServer = true
}
if strings.Contains(g.components, "client") {
genClient = true
}
// Protoc passes a slice of File structs for us to process
for _, component := range strings.Split(g.components, "|") {
switch component {
case "server", "client":
continue
case "micro":
err = g.microGenerate(component, plugin, genClient, genServer)
case "http":
err = g.httpGenerate(component, plugin, genClient, genServer)
case "grpc", "rpc":
err = g.rpcGenerate("rpc", plugin, genClient, genServer)
case "gorilla":
err = g.gorillaGenerate(component, plugin)
case "chi":
err = g.chiGenerate(component, plugin)
default:
err = fmt.Errorf("unknown component: %s", component)
}
if err != nil {
plugin.Error(err)
return err
}
}
return nil
}