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gitea/vendor/github.com/syndtr/goleveldb/leveldb/util/range.go
Thomas Boerger b6a95a8cb3 Integrate public as bindata optionally (#293)
* Dropped unused codekit config

* Integrated dynamic and static bindata for public

* Ignore public bindata

* Add a general generate make task

* Integrated flexible public assets into web command

* Updated vendoring, added all missiong govendor deps

* Made the linter happy with the bindata and dynamic code

* Moved public bindata definition to modules directory

* Ignoring the new bindata path now

* Updated to the new public modules import path

* Updated public bindata command and drop the new prefix
2016-11-30 00:26:36 +08:00

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Go

// Copyright (c) 2014, Suryandaru Triandana <syndtr@gmail.com>
// All rights reserved.
//
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package util
// Range is a key range.
type Range struct {
// Start of the key range, include in the range.
Start []byte
// Limit of the key range, not include in the range.
Limit []byte
}
// BytesPrefix returns key range that satisfy the given prefix.
// This only applicable for the standard 'bytes comparer'.
func BytesPrefix(prefix []byte) *Range {
var limit []byte
for i := len(prefix) - 1; i >= 0; i-- {
c := prefix[i]
if c < 0xff {
limit = make([]byte, i+1)
copy(limit, prefix)
limit[i] = c + 1
break
}
}
return &Range{prefix, limit}
}