Repository content update

Signed-off-by: Valery Piashchynski <[email protected]>

2 files changed, 72 insertions, 0 deletions

diff --git a/internal/meta/meta.go b/internal/meta/meta.go
new file mode 100644
index 00000000..0c5a0556
--- /dev/null
+++ b/internal/meta/meta.go
@@ -0,0 +1,23 @@
+package meta
+
+import "strings"
+
+// next variables will be set during compilation (do NOT rename them).
+var (
+	version   = "local"
+	buildTime = "development" //nolint:gochecknoglobals
+)
+
+// Version returns version value (without `v` prefix).
+func Version() string {
+	v := strings.TrimSpace(version)
+
+	if len(v) > 1 && ((v[0] == 'v' || v[0] == 'V') && (v[1] >= '0' && v[1] <= '9')) {
+		return v[1:]
+	}
+
+	return v
+}
+
+// BuildTime returns application building time.
+func BuildTime() string { return buildTime }
diff --git a/internal/meta/meta_test.go b/internal/meta/meta_test.go
new file mode 100644
index 00000000..32dee122
--- /dev/null
+++ b/internal/meta/meta_test.go
@@ -0,0 +1,49 @@
+package meta
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestVersion(t *testing.T) {
+	for give, want := range map[string]string{
+		// without changes
+		"vvv":     "vvv",
+		"victory": "victory",
+		"voodoo":  "voodoo",
+		"foo":     "foo",
+		"0.0.0":   "0.0.0",
+		"v":       "v",
+		"V":       "V",
+
+		// "v" prefix removal
+		"v0.0.0": "0.0.0",
+		"V0.0.0": "0.0.0",
+		"v1":     "1",
+		"V1":     "1",
+
+		// with spaces
+		" 0.0.0":  "0.0.0",
+		"v0.0.0 ": "0.0.0",
+		" V0.0.0": "0.0.0",
+		"v1 ":     "1",
+		" V1":     "1",
+		"v ":      "v",
+	} {
+		version = give
+
+		assert.Equal(t, want, Version())
+	}
+}
+
+func TestBuildTime(t *testing.T) {
+	for give, want := range map[string]string{
+		"development":              "development",
+		"2021-03-26T13:50:31+0500": "2021-03-26T13:50:31+0500",
+	} {
+		buildTime = give
+
+		assert.Equal(t, want, BuildTime())
+	}
+}