- add callback sign check.

utils/errorwithcode.go

@@ -0,0 +1,38 @@
+package utils
+
+import (
+	"fmt"
+)
+
+type ErrorWithCode struct {
+	str     string
+	code    string
+	intCode int
+}
+
+func NewErrorCode(err, code string) *ErrorWithCode {
+	return &ErrorWithCode{
+		str:     err,
+		code:    code,
+		intCode: Str2Int(code),
+	}
+}
+
+func NewErrorIntCode(err string, code int) *ErrorWithCode {
+	return &ErrorWithCode{
+		str:     err,
+		code:    Int2Str(code),
+		intCode: code,
+	}
+}
+func (e *ErrorWithCode) Error() string {
+	return fmt.Sprintf("%s, code:%s", e.str, e.code)
+}
+
+func (e *ErrorWithCode) Code() string {
+	return e.code
+}
+
+func (e *ErrorWithCode) IntCode() int {
+	return e.intCode
+}