Change receiver to handler, breaking change, grrr

server/extractor.go

@@ -0,0 +1,66 @@
+package server
+
+import (
+	"reflect"
+
+	"github.com/myodc/go-micro/registry"
+)
+
+func extractValue(v reflect.Type) *registry.Value {
+	if v == nil {
+		return nil
+	}
+
+	if v.Kind() == reflect.Ptr {
+		v = v.Elem()
+	}
+
+	arg := &registry.Value{
+		Name: v.Name(),
+		Type: v.Name(),
+	}
+
+	if v.Kind() == reflect.Struct {
+		for i := 0; i < v.NumField(); i++ {
+			val := extractValue(v.Field(i).Type)
+			val.Name = v.Field(i).Name
+			arg.Values = append(arg.Values, val)
+		}
+	}
+
+	return arg
+}
+
+func extractEndpoint(method reflect.Method) *registry.Endpoint {
+	if method.PkgPath != "" {
+		return nil
+	}
+
+	var rspType, reqType reflect.Type
+	//	var stream bool
+	mt := method.Type
+
+	switch mt.NumIn() {
+	case 3:
+		reqType = mt.In(1)
+		rspType = mt.In(2)
+	case 4:
+		reqType = mt.In(2)
+		rspType = mt.In(3)
+	default:
+		return nil
+	}
+
+	//	if rspType.Kind() == reflect.Func {
+	//		stream = true
+	//	}
+
+	request := extractValue(reqType)
+	response := extractValue(rspType)
+
+	return &registry.Endpoint{
+		Name:     method.Name,
+		Request:  request,
+		Response: response,
+	}
+}