package sdk import ( "errors" "strings" ) var ( ErrDBRecordHasExist = errors.New("记录已存在") ErrDBRecordNotExist = errors.New("记录不存在") ) func IsErrorDBRecordHasExist(err error) bool { return strings.Contains(err.Error(), "记录已存在") } func IsErrorDBRecordNotExist(err error) bool { return strings.Contains(err.Error(), "记录不存在") }