1// Copyright 2013-2015 CoreOS, Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15package semver
16
17import (
18	"sort"
19)
20
21type Versions []*Version
22
23func (s Versions) Len() int {
24	return len(s)
25}
26
27func (s Versions) Swap(i, j int) {
28	s[i], s[j] = s[j], s[i]
29}
30
31func (s Versions) Less(i, j int) bool {
32	return s[i].LessThan(*s[j])
33}
34
35// Sort sorts the given slice of Version
36func Sort(versions []*Version) {
37	sort.Sort(Versions(versions))
38}
39