initial import

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

wrapper.go

@@ -0,0 +1,134 @@
+package recovery
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/unistack-org/micro/v3/server"
+)
+
+type wrapper struct {
+	serverHandlerFunc    func(context.Context, server.Request, interface{}, error) error
+	serverSubscriberFunc func(context.Context, server.Message, error) error
+	/*
+		clientCallFunc       func(context.Context, string, client.Request, interface{}, client.CallOptions, error) error
+		clientClient         func(client.Client, error) error
+	*/
+}
+
+func NewHandlerWrapper(fn func(context.Context, server.Request, interface{}, error) error) server.HandlerWrapper {
+	handler := &wrapper{
+		serverHandlerFunc: fn,
+	}
+	return handler.HandlerFunc
+}
+
+func (w *wrapper) HandlerFunc(fn server.HandlerFunc) server.HandlerFunc {
+	return func(ctx context.Context, req server.Request, rsp interface{}) (err error) {
+		defer func() {
+			r := recover()
+			switch verr := r.(type) {
+			case nil:
+				return
+			case error:
+				err = w.serverHandlerFunc(ctx, req, rsp, verr)
+			default:
+				err = w.serverHandlerFunc(ctx, req, rsp, fmt.Errorf("%v", r))
+			}
+		}()
+		err = fn(ctx, req, rsp)
+		return err
+	}
+}
+
+func NewSubscriberWrapper(fn func(context.Context, server.Message, error) error) server.SubscriberWrapper {
+	handler := &wrapper{
+		serverSubscriberFunc: fn,
+	}
+	return handler.SubscriberFunc
+}
+
+func (w *wrapper) SubscriberFunc(fn server.SubscriberFunc) server.SubscriberFunc {
+	return func(ctx context.Context, msg server.Message) (err error) {
+		defer func() {
+			r := recover()
+			switch verr := r.(type) {
+			case nil:
+				return
+			case error:
+				err = w.serverSubscriberFunc(ctx, msg, verr)
+			default:
+				err = w.serverSubscriberFunc(ctx, msg, fmt.Errorf("%v", r))
+			}
+		}()
+		err = fn(ctx, msg)
+		return err
+	}
+}
+
+/*
+func NewClientWrapper() client.Wrapper {
+	return func(c client.Client) client.Client {
+		handler := &wrapper{
+			clientClient: c,
+		}
+		return handler
+	}
+}
+
+func NewCallWrapper() client.CallWrapper {
+	return func(fn client.CallFunc) client.CallFunc {
+		handler := &wrapper{
+			clientCallFunc: fn,
+		}
+		return handler.CallFunc
+	}
+}
+
+func (w *wrapper) CallFunc(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions) (err error) {
+	defer func() {
+		r := recover()
+		switch verr := r.(type) {
+		case nil:
+			return
+		case error:
+			err = w.clientCallFunc(ctx, addr, req, rsp, opts, verr)
+		default:
+			err = w.clientCallFunc(ctx, addr, req, rsp, opts, fmt.Errorf("%v", r))
+		}
+	}()
+	err = w.CallFunc(ctx, addr, req, rsp, opts)
+	return err
+}
+
+func (w *wrapper) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
+	defer func() {
+		r := recover()
+		switch verr := r.(type) {
+		case nil:
+			return
+		case error:
+			err = w.clientClient.Call(ctx, addr, req, rsp, opts, verr)
+		default:
+			err = w.clientClient.Call(ctx, addr, req, rsp, opts, fmt.Errorf("%v", r))
+		}
+	}()
+	err = w.clientClient.Call(ctx, req, rsp, opts...)
+	return err
+}
+
+func (w *wrapper) Stream(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
+
+	stream, err := w.Client.Stream(ctx, req, opts...)
+
+	return stream, err
+}
+
+func (w *wrapper) Publish(ctx context.Context, p client.Message, opts ...client.PublishOption) error {
+
+	err := w.Client.Publish(ctx, p, opts...)
+
+
+	return err
+}
+*/