errors.go
func (e *ValidationError) New(message string) *ValidationError {
	e.HTTPCode = http.StatusBadRequest
	e.Errno = 0
	e.Message = message
	return e
}
func (e *ValidationError) New(message string) *ValidationError {
	e.HTTPCode = http.StatusBadRequest
	e.Errno = 0
	e.Message = message
	return e
}
// New ValidationError.New