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version.go
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version.go
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// Copyright 2020 PingCAP, Inc.
//
// Licensed 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package pkgver
import (
"strings"
"golang.org/x/mod/semver"
)
type (
// Version represents a version string, like: v3.1.2
Version string
)
// IsValid checks whether is the version string valid
func (v Version) IsValid() bool {
return v != "" && semver.IsValid(string(v))
}
// IsEmpty returns true if the `Version` is a empty string
func (v Version) IsEmpty() bool {
return v == ""
}
// IsNightly returns true if the version is nightly
func (v Version) IsNightly() bool {
return strings.Contains(string(v), "nightly")
}
// String implements the fmt.Stringer interface
func (v Version) String() string {
return string(v)
}