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clientv3: add WithPrevKV OpOption

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This commit is contained in:
Gyu-Ho Lee 2016-10-07 10:54:45 -07:00
parent fe7379f102
commit 0544d4bfd0
1 changed files with 8 additions and 0 deletions
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8
clientv3/op.go
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@ -274,3 +274,11 @@ func WithProgressNotify() OpOption {
op.progressNotify = true
}
}
// WithPrevKV gets the previous key-value pair before the event happens. If the previous KV is already compacted,
// nothing will be returned.
func WithPrevKV() OpOption {
return func(op *Op) {
op.prevKV = true
}
}