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dns/show: introduce writeRecords() helper

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to print a whole []libdns.Record

Signed-off-by: Alejandro Mery <amery@jpi.io>
This commit is contained in:
Alejandro Mery
2023-10-26 18:34:42 +00:00
parent 7dac96f474
commit 356322bc94
1 changed files with 7 additions and 3 deletions
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pkg/dns/show.go
+7 -3
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@@ -14,20 +14,24 @@ import (
// Show shows current DNS entries // Show shows current DNS entries
func (mgr *Manager) Show(ctx context.Context, names ...string) error { func (mgr *Manager) Show(ctx context.Context, names ...string) error {
var buf bytes.Buffer
recs, err := mgr.GetRecords(ctx, names...) recs, err := mgr.GetRecords(ctx, names...)
if err != nil { if err != nil {
return core.Wrap(err, "GetRecords") return core.Wrap(err, "GetRecords")
} }
return writeRecords(recs, os.Stdout)
}
func writeRecords(recs []libdns.Record, w io.Writer) error {
var buf bytes.Buffer
for _, rr := range recs { for _, rr := range recs {
_ = fmtRecord(&buf, rr) _ = fmtRecord(&buf, rr)
_, _ = buf.WriteRune('\n') _, _ = buf.WriteRune('\n')
} }
_, _ = fmt.Fprintf(&buf, "; %v records\n", len(recs)) _, _ = fmt.Fprintf(&buf, "; %v records\n", len(recs))
_, err = buf.WriteTo(os.Stdout) _, err := buf.WriteTo(w)
return err return err
} }