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clientv3: add public function to get prefix range end

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This commit is contained in:
westhood 2016-07-07 10:35:40 +08:00
parent 234c30c061
commit 88a9cf2cea
1 changed files with 6 additions and 0 deletions
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6
clientv3/op.go
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@ -184,6 +184,12 @@ func WithSort(target SortTarget, order SortOrder) OpOption {
}
}
// GetPrefixRangeEnd gets the range end of the prefix.
// 'Get(foo, WithPrefix())' is equal to 'Get(foo, WithRange(GetPrefixRangeEnd(foo))'.
func GetPrefixRangeEnd(prefix string) string {
return string(getPrefix([]byte(prefix)))
}
func getPrefix(key []byte) []byte {
end := make([]byte, len(key))
copy(end, key)