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mvcc: improve watcherGroup panic message 

Signed-off-by: Gyuho Lee <gyuhox@gmail.com>
release-3.4
Gyuho Lee 2018-05-23 15:38:40 -07:00
parent 9cac286830
commit 210c842345
1 changed files with 2 additions and 1 deletions
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3
mvcc/watcher_group.go
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@ -15,6 +15,7 @@
package mvcc
import (
"fmt"
"math"
"github.com/coreos/etcd/mvcc/mvccpb"
@ -238,7 +239,7 @@ func (wg *watcherGroup) chooseAll(curRev, compactRev int64) int64 {
minRev := int64(math.MaxInt64)
for w := range wg.watchers {
if w.minRev > curRev {
panic("watcher current revision should not exceed current revision")
panic(fmt.Errorf("watcher minimum revision %d should not exceed current revision %d", w.minRev, curRev))
}
if w.minRev < compactRev {
select {