ocket8888 commented on code in PR #7402:
URL: https://github.com/apache/trafficcontrol/pull/7402#discussion_r1135651558
##########
traffic_ops/traffic_ops_golang/role/roles.go:
##########
@@ -394,24 +395,15 @@ func Update(w http.ResponseWriter, r *http.Request) {
api.HandleErr(w, r, tx, http.StatusPreconditionFailed,
api.ResourceModifiedError, nil)
return
}
- rows, err := tx.Query(updateRoleQuery(), roleV4.Name,
roleV4.Description, currentRoleName)
+ err = tx.QueryRow(updateRoleQuery(), roleV4.Name, roleV4.Description,
currentRoleName).Scan(&roleV4.LastUpdated)
if err != nil {
- usrErr, sysErr, code := api.ParseDBError(err)
- api.HandleErr(w, r, tx, code, usrErr, fmt.Errorf("updating
role: %w", sysErr))
- return
- }
- defer rows.Close()
- if !rows.Next() {
- api.HandleErr(w, r, tx, http.StatusNotFound, errors.New("no
such role"), nil)
- return
- }
- var lastUpdated time.Time
- for rows.Next() {
- if err := rows.Scan(&lastUpdated); err != nil {
- api.HandleErr(w, r, tx, http.StatusInternalServerError,
nil, fmt.Errorf("scanning lastUpdated from role update: %w", err))
+ if err == sql.ErrNoRows {
Review Comment:
comparisons with errors should use
[`errors.Is`](https://pkg.go.dev/errors#Is) rather than `==`.
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