diff options
Diffstat (limited to 'weed/util/retry.go')
| -rw-r--r-- | weed/util/retry.go | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/weed/util/retry.go b/weed/util/retry.go index faaab0351..85c4d150d 100644 --- a/weed/util/retry.go +++ b/weed/util/retry.go @@ -29,3 +29,13 @@ func Retry(name string, job func() error) (err error) { } return err } + +// return the first non empty string +func Nvl(values ...string) string { + for _, s := range values { + if s != "" { + return s + } + } + return "" +} |