selman.me
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semver-parse: preserve v prefix, nuke metadata on prerelease bump
+20
-18
+20
-18
semver-parse/main.go
+20
-18
semver-parse/main.go
···
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scanner := bufio.NewScanner(stdin)
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for scanner.Scan() {
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line := scanner.Text()
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+
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version, err := semver.NewVersion(line)
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if err != nil {
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fmt.Fprintf(stderr, "%v: %v\n", err, line)
···
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case "major":
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newVersion = version.IncMajor()
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case "prerelease":
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-
bumped, err := bumpPrerelease(version)
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+
bumped, err := bumpPrerelease(*version)
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if err != nil {
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fmt.Fprintf(stderr, "%v: %v\n", err, line)
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continue
···
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newVersion = *bumped
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}
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-
fmt.Fprintln(stdout, newVersion.String())
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+
output := newVersion.Original()
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+
fmt.Fprintln(stdout, output)
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}
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return scanner.Err()
···
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return rootCmd.ParseAndRun(ctx, args[1:])
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}
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-
func bumpPrerelease(v *semver.Version) (*semver.Version, error) {
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+
func bumpPrerelease(v semver.Version) (*semver.Version, error) {
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prerelease := v.Prerelease()
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119
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-
if prerelease == "" && v.Metadata() == "" {
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-
// If no prerelease and no metadata, start a new prerelease cycle.
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-
// Increment patch and add -alpha.0.
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-
newVer := v.IncPatch()
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-
withPre, _ := newVer.SetPrerelease("alpha.0")
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-
return &withPre, nil
120
+
if prerelease == "" {
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+
n := v.IncPatch()
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+
n, _ = n.SetPrerelease("alpha.0")
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+
return &n, nil
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}
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-
if prerelease == "" {
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-
return nil, fmt.Errorf("version has metadata but no prerelease to bump")
126
+
e, err := v.SetPrerelease("")
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+
if err != nil {
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+
return nil, fmt.Errorf("failed to reset prerelease: %w", err)
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+
}
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+
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+
ee, err := e.SetMetadata("")
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+
if err != nil {
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+
return nil, fmt.Errorf("failed to reset metadata: %w", err)
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}
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re := regexp.MustCompile(`^(alpha|beta|rc)(\.)?(\d+)$`)
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if matches := re.FindStringSubmatch(prerelease); matches != nil {
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prefix := matches[1]
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-
separator := matches[2] // Will be "." or empty
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+
separator := matches[2]
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num, _ := strconv.Atoi(matches[3])
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newPre := fmt.Sprintf("%s%s%d", prefix, separator, num+1)
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-
newVer, _ := semver.NewVersion(fmt.Sprintf("%d.%d.%d-%s", v.Major(), v.Minor(), v.Patch(), newPre))
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-
if v.Metadata() != "" {
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-
withMeta, _ := newVer.SetMetadata(v.Metadata())
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-
newVer = &withMeta
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-
}
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-
return newVer, nil
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+
nv, _ := semver.NewVersion(fmt.Sprintf("%s-%s", ee.Original(), newPre))
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+
return nv, nil
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}
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return nil, fmt.Errorf("prerelease '%s' does not match convention (alpha.N, beta.N, rc.N, alphaN, betaN, or rcN)", prerelease)