From 0f740a700afb569aee43519ae597e6260182aa72 Mon Sep 17 00:00:00 2001
From: Evan Chen <evanchen@kumoly.io>
Date: Fri, 12 Nov 2021 07:58:54 +0800
Subject: [PATCH] add error template

---
 error.go | 27 +++++++++++++++++++++++++++
 net.go   |  3 +++
 2 files changed, 30 insertions(+)
 create mode 100644 error.go

diff --git a/error.go b/error.go
new file mode 100644
index 0000000..9586ec1
--- /dev/null
+++ b/error.go
@@ -0,0 +1,27 @@
+package ksrv
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+type Error struct {
+	Code    int    `json:"code"`
+	ID      string `json:"id"`
+	Message string `json:"msg"`
+	Tmpl    string `json:"-"`
+}
+
+func (e Error) New(v ...interface{}) Error {
+	e.Message = fmt.Sprintf(e.Tmpl, v...)
+	return e
+}
+
+func (e Error) Error() string {
+	return e.Message
+}
+
+func (e Error) Json() []byte {
+	data, _ := json.Marshal(e)
+	return data
+}
diff --git a/net.go b/net.go
index edb0187..419476f 100644
--- a/net.go
+++ b/net.go
@@ -41,6 +41,9 @@ func Abort(w http.ResponseWriter, errs ...interface{}) (int, error) {
 	msg := []byte{}
 	for _, err := range errs {
 		switch v := err.(type) {
+		case Error:
+			code = v.Code
+			msg = v.Json()
 		case int:
 			if v >= 100 || v < 600 {
 				code = v