feat: add version_schema config option to allow controlling how the v…

…ersion string is parsed.

closes #283

nfpm.go

@@ -192,6 +192,7 @@ type Info struct {
 	Platform        string `yaml:"platform,omitempty"`
 	Epoch           string `yaml:"epoch,omitempty"`
 	Version         string `yaml:"version,omitempty"`
+	VersionSchema   string `yaml:"version_schema,omitempty"`
 	Release         string `yaml:"release,omitempty"`
 	Prerelease      string `yaml:"prerelease,omitempty"`
 	VersionMetadata string `yaml:"version_metadata,omitempty"`
@@ -230,6 +231,21 @@ func (i *Info) GetChangeLog() (log *chglog.PackageChangeLog, err error) {
 	}, nil
 }
 
+func (i *Info) parseSemver() {
+	// parse the version as a semver so we can properly split the parts
+	// and support proper ordering for both rpm and deb
+	if v, err := semver.NewVersion(i.Version); err == nil {
+		i.Version = fmt.Sprintf("%d.%d.%d", v.Major(), v.Minor(), v.Patch())
+		if i.Prerelease == "" {
+			i.Prerelease = v.Prerelease()
+		}
+
+		if i.VersionMetadata == "" {
+			i.VersionMetadata = v.Metadata()
+		}
+	}
+}
+
 // Overridables contain the field which are overridable in a package.
 type Overridables struct {
 	Replaces     []string       `yaml:"replaces,omitempty"`
@@ -387,6 +403,16 @@ func WithDefaults(info *Info) *Info {
 		}
 	}
 
+	switch info.VersionSchema {
+	case "none":
+		// No change to the version or prerelease info set in the YAML file
+		break
+	case "semver":
+		fallthrough
+	default:
+		info.parseSemver()
+	}
+
 	return info
 }
 

nfpm_test.go

@@ -39,6 +39,7 @@ func TestGet(t *testing.T) {
 func TestDefaultsVersion(t *testing.T) {
 	info := &nfpm.Info{
 		Version: "v1.0.0",
+		VersionSchema: "semver",
 	}
 	info = nfpm.WithDefaults(info)
 	require.NotEmpty(t, info.Platform)
@@ -81,6 +82,17 @@ func TestDefaultsVersion(t *testing.T) {
 	require.Equal(t, "1.0.0", info.Version)
 	require.Equal(t, "2", info.Release)
 	require.Equal(t, "beta1", info.Prerelease)
+
+	info = &nfpm.Info{
+		Version:    "this.is.my.version",
+		VersionSchema: "none",
+		Release:    "2",
+		Prerelease: "beta1",
+	}
+	info = nfpm.WithDefaults(info)
+	require.Equal(t, "this.is.my.version", info.Version)
+	require.Equal(t, "2", info.Release)
+	require.Equal(t, "beta1", info.Prerelease)
 }
 
 func TestDefaults(t *testing.T) {

www/docs/configuration.md

@@ -19,6 +19,12 @@ platform: linux
 # This will expand any env var you set in the field, eg version: v${SEMVER}
 version: v1.2.3
 
+# Version Schema allows you to specify how to parse the version String.
+# Default is `semver`
+#   `semver` parse the version string as a valid semver version
+#   `none` skip trying to parse the version string and just use what is passed in
+version_schema: semver
+
 # Version Epoch.
 # Default is extracted from `version` if it is semver compatible.
 epoch: 2