Compare mata string if everything else is equal

Author: weimingzha0

version/version.go

@@ -101,7 +101,17 @@ func (v Version) Compare(o *Version) int {
 	if v.Minor != o.Minor {
 		return v.Minor - o.Minor
 	}
-	return v.Patch - o.Patch
+	if v.Patch != o.Patch {
+		return v.Patch - o.Patch
+	}
+	if v.Commits != o.Commits {
+		return v.Commits - o.Commits
+	}
+	if v.Meta != o.Meta {
+		return strings.Compare(v.Meta, o.Meta)
+	}
+	// alphabetic order
+	return strings.Compare(v.String(), o.String())
 }
 
 // BumpTo increases the version to the next patch/minor/major version. The version components with

version/version_test.go

@@ -216,4 +216,10 @@ func TestVersionCompare(t *testing.T) {
 	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 3, Patch: 0}), -1)
 	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 0, Patch: 0}), 2)
 	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 2, Patch: 3}), 0)
+	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 2, Patch: 3}), 0)
+
+	v = Version{Major: 1, Minor: 2, Patch: 3, Meta: "dev.2"}
+	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 2, Patch: 3, Meta: "dev.1"}), 1)
+	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 2, Patch: 3, Meta: "dev.5"}), -1)
+	assert.Equal(t, v.Compare(&Version{Major: 1, Minor: 2, Patch: 3, Meta: "dev.2"}), 0)
 }