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clientv3, ctlv3: document range end requirement

release-3.0
Gyu-Ho Lee 2016-11-08 11:46:52 -08:00
parent 049fcd30ea
commit f322fe7f0d
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2 changed files with 4 additions and 3 deletions
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5
clientv3/op.go
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@ -215,14 +215,15 @@ func WithPrefix() OpOption {
}
}
// WithRange specifies the range of 'Get' or 'Delete' requests.
// WithRange specifies the range of 'Get', 'Delete', 'Watch' requests.
// For example, 'Get' requests with 'WithRange(end)' returns
// the keys in the range [key, end).
// endKey must be lexicographically greater than start key.
func WithRange(endKey string) OpOption {
return func(op *Op) { op.end = []byte(endKey) }
}
// WithFromKey specifies the range of 'Get' or 'Delete' requests
// WithFromKey specifies the range of 'Get', 'Delete', 'Watch' requests
// to be equal or greater than the key in the argument.
func WithFromKey() OpOption { return WithRange("\x00") }

2
etcdctl/README.md
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@ -221,7 +221,7 @@ OK
### WATCH [options] [key or prefix] [range_end]
Watch watches events stream on keys or prefixes, [key or prefix, range_end) if `range-end` is given. The watch command runs until it encounters an error or is terminated by the user.
Watch watches events stream on keys or prefixes, [key or prefix, range_end) if `range-end` is given. The watch command runs until it encounters an error or is terminated by the user. If range_end is given, it must be lexicographically greater than key or "\x00".
#### Options