From 09973af099cdf44c2d68a314ee968a06be0b802f Mon Sep 17 00:00:00 2001
From: Vasiliy Tolstov <v.tolstov@unistack.org>
Date: Mon, 22 Feb 2021 00:52:18 +0300
Subject: [PATCH] server: add error helper

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
---
 server/errors.go      | 59 +++++++++++++++++++++++++++++++++++++++++++
 server/errors_test.go | 19 ++++++++++++++
 2 files changed, 78 insertions(+)
 create mode 100644 server/errors.go
 create mode 100644 server/errors_test.go

diff --git a/server/errors.go b/server/errors.go
new file mode 100644
index 00000000..b9dc4dac
--- /dev/null
+++ b/server/errors.go
@@ -0,0 +1,59 @@
+package server
+
+import "github.com/unistack-org/micro/v3/errors"
+
+type Error struct {
+	id string
+}
+
+func NewError(id string) *Error {
+	return &Error{id}
+}
+
+func (e *Error) BadRequest(format string, a ...interface{}) error {
+	return errors.BadRequest(e.id, format, a...)
+}
+
+func (e *Error) Unauthorized(format string, a ...interface{}) error {
+	return errors.Unauthorized(e.id, format, a...)
+}
+
+func (e *Error) Forbidden(format string, a ...interface{}) error {
+	return errors.Forbidden(e.id, format, a...)
+}
+
+func (e *Error) NotFound(format string, a ...interface{}) error {
+	return errors.NotFound(e.id, format, a...)
+}
+
+func (e *Error) MethodNotAllowed(format string, a ...interface{}) error {
+	return errors.MethodNotAllowed(e.id, format, a...)
+}
+
+func (e *Error) Timeout(format string, a ...interface{}) error {
+	return errors.Timeout(e.id, format, a...)
+}
+
+func (e *Error) Conflict(format string, a ...interface{}) error {
+	return errors.Conflict(e.id, format, a...)
+}
+
+func (e *Error) InternalServerError(format string, a ...interface{}) error {
+	return errors.InternalServerError(e.id, format, a...)
+}
+
+func (e *Error) NotImplemented(format string, a ...interface{}) error {
+	return errors.NotImplemented(e.id, format, a...)
+}
+
+func (e *Error) BadGateway(format string, a ...interface{}) error {
+	return errors.BadGateway(e.id, format, a...)
+}
+
+func (e *Error) ServiceUnavailable(format string, a ...interface{}) error {
+	return errors.ServiceUnavailable(e.id, format, a...)
+}
+
+func (e *Error) GatewayTimeout(format string, a ...interface{}) error {
+	return errors.GatewayTimeout(e.id, format, a...)
+}
diff --git a/server/errors_test.go b/server/errors_test.go
new file mode 100644
index 00000000..ffa3aa90
--- /dev/null
+++ b/server/errors_test.go
@@ -0,0 +1,19 @@
+package server
+
+import (
+	"testing"
+
+	"github.com/unistack-org/micro/v3/errors"
+)
+
+func TestError(t *testing.T) {
+	e := NewError("svc1")
+	err := e.BadRequest("%s", "test")
+	merr, ok := err.(*errors.Error)
+	if !ok {
+		t.Fatal("error not *errors.Error")
+	}
+	if merr.Id != "svc1" {
+		t.Fatal("id != svc1")
+	}
+}