50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package version
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import (
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"strings"
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"unicode"
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"github.com/blang/semver"
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"github.com/golang/glog"
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)
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func Parse(gitversion string) (semver.Version, error) {
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// optionally trim leading spaces then one v
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var seen bool
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gitversion = strings.TrimLeftFunc(gitversion, func(ch rune) bool {
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if seen {
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return false
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}
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if ch == 'v' {
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seen = true
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return true
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}
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return unicode.IsSpace(ch)
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})
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return semver.Make(gitversion)
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}
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func MustParse(gitversion string) semver.Version {
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v, err := Parse(gitversion)
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if err != nil {
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glog.Fatalf("failed to parse semver from gitversion %q: %v", gitversion, err)
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}
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return v
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}
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