package app type appError string func (e appError) Error() string { return string(e) } func (e appError) Public() string { return string(e) } var ( // ErrNotFound an error that indicates that the given resource is not found ErrNotFound appError = "not found" // ErrLoginInvalid is an error for invalid login ErrLoginInvalid appError = "invalid login" // ErrDuplicateEmail is an error for duplicat email ErrDuplicateEmail appError = "duplicate email" )