/
semver.go
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/
semver.go
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// Copyright 2018 Raül Pérez, repejota@gmail.com. All rights reserved.
//
// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements. See the NOTICE file distributed with this
// work for additional information regarding copyright ownership. The ASF
// licenses this file to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
package ghub
import (
"fmt"
"strconv"
"strings"
)
// SemVer ...
type SemVer struct {
Major int
Minor int
Patch int
}
// NewSemVer ...
func NewSemVer(version string) (*SemVer, error) {
semver := &SemVer{}
dataParts := strings.Split(string(version), ".")
if len(dataParts) < 2 {
return nil, fmt.Errorf("ERROR invalid VERSION format: %s", string(version))
}
part, err := strconv.Atoi(dataParts[0])
if err != nil {
return nil, fmt.Errorf("ERROR invalid Major version: %s", string(version))
}
semver.Major = part
part, err = strconv.Atoi(dataParts[1])
if err != nil {
return nil, fmt.Errorf("ERROR invalid Minor version: %s", string(version))
}
semver.Minor = part
part, err = strconv.Atoi(dataParts[2])
if err != nil {
return nil, fmt.Errorf("ERROR invalid Patch version: %s", string(version))
}
semver.Patch = part
return semver, nil
}
func (v *SemVer) String() string {
strSemVer := fmt.Sprintf("%d.%d.%d", v.Major, v.Minor, v.Patch)
return strSemVer
}