8 "github.com/zyedidia/micro/tools/semver"
11 func getTag(match ...string) (string, *semver.PRVersion) {
12 args := append([]string{
15 if tag, err := exec.Command("git", args...).Output(); err != nil {
18 tagParts := strings.Split(string(tag), "-")
19 if len(tagParts) == 3 {
20 if ahead, err := semver.NewPRVersion(tagParts[1]); err == nil {
21 return tagParts[0], &ahead
25 return tagParts[0], nil
30 // Find the last vX.X.X Tag and get how many builds we are ahead of it.
31 versionStr, ahead := getTag("--match", "v*")
32 version, err := semver.ParseTolerant(versionStr)
34 // no version tag found so just return what ever we can find.
35 fmt.Println("0.0.0-unknown")
38 // Get the tag of the current revision.
39 tag, _ := getTag("--exact-match")
40 if tag == versionStr {
41 // Seems that we are going to build a release.
42 // So the version number should already be correct.
43 fmt.Println(version.String())
47 // If we don't have any tag assume "dev"
51 // Get the most likely next version:
52 version.Patch = version.Patch + 1
54 if pr, err := semver.NewPRVersion(tag); err == nil {
55 // append the tag as pre-release name
56 version.Pre = append(version.Pre, pr)
60 // if we know how many commits we are ahead of the last release, append that too.
61 version.Pre = append(version.Pre, *ahead)
64 fmt.Println(version.String())