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version.go
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77 lines (62 loc) · 1.46 KB
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package internal
import (
"fmt"
"runtime/debug"
"golang.org/x/mod/semver"
)
// Build constants
// all variables are set during build
var (
version string
commit string
buildTime string
)
const (
unknownVersion = "v0.9.0-unknown"
unknownBuildTime = "unknown"
unknownHash = "unknown"
)
// Version returns short version number of the commitlint
func Version() string {
return formShortVersion()
}
// FullVersion returns version number with hash and build time of the commitlint
func FullVersion() string {
return formFullVersion()
}
func formShortVersion() string {
if buildTime != "" {
return version
}
info, ok := debug.ReadBuildInfo()
if !ok {
return unknownVersion
}
if semver.IsValid(info.Main.Version) {
return info.Main.Version
}
return unknownVersion
}
func formFullVersion() string {
versionTmpl := "%s - built from %s on %s"
if buildTime != "" {
return fmt.Sprintf(versionTmpl, version, commit, buildTime)
}
info, ok := debug.ReadBuildInfo()
if !ok {
return fmt.Sprintf(versionTmpl, unknownVersion, unknownHash, unknownBuildTime)
}
var commitInfo string
if info.Main.Sum == "" {
commitInfo = "(" + "checksum: " + unknownHash + ")"
} else {
commitInfo = "(" + "checksum: " + info.Main.Sum + ")"
}
var versionInfo string
if semver.IsValid(info.Main.Version) {
versionInfo = info.Main.Version
} else {
versionInfo = unknownVersion
}
return fmt.Sprintf(versionTmpl, versionInfo, commitInfo, unknownBuildTime)
}