package version import ( "bytes" "fmt" ) var ( // The git commit that was compiled. This will be filled in by the compiler. GitCommit string GitDescribe string // The main version number that is being run at the moment. Version = "1.2.1" // A pre-release marker for the version. If this is "" (empty string) // then it means that it is a final release. Otherwise, this is a pre-release // such as "dev" (in development), "beta", "rc1", etc. VersionPrerelease = "" // VersionMetadata is metadata further describing the build type. VersionMetadata = "" ) // VersionInfo type VersionInfo struct { Revision string Version string VersionPrerelease string VersionMetadata string } func GetVersion() *VersionInfo { ver := Version rel := VersionPrerelease md := VersionMetadata if GitDescribe != "" { ver = GitDescribe } if GitDescribe == "" && rel == "" && VersionPrerelease != "" { rel = "dev" } return &VersionInfo{ Revision: GitCommit, Version: ver, VersionPrerelease: rel, VersionMetadata: md, } } func (c *VersionInfo) VersionNumber() string { version := c.Version if c.VersionPrerelease != "" { version = fmt.Sprintf("%s-%s", version, c.VersionPrerelease) } if c.VersionMetadata != "" { version = fmt.Sprintf("%s+%s", version, c.VersionMetadata) } return version } func (c *VersionInfo) FullVersionNumber(rev bool) string { var versionString bytes.Buffer fmt.Fprintf(&versionString, "Nomad v%s", c.Version) if c.VersionPrerelease != "" { fmt.Fprintf(&versionString, "-%s", c.VersionPrerelease) } if c.VersionMetadata != "" { fmt.Fprintf(&versionString, "+%s", c.VersionMetadata) } if rev && c.Revision != "" { fmt.Fprintf(&versionString, " (%s)", c.Revision) } return versionString.String() }