add metadata prefooter

kurious.go

@@ -6,33 +6,34 @@ import (
 )
 
 var (
-  version = "unknown"
-  commit = "unknown"
-  buildTime = ""
-  buildTimeParsed = time.Time{}
+	version         = "unknown"
+	commit          = "unknown"
+	buildTime       = ""
+	buildTimeParsed = time.Time{}
 )
 
 func Version() string {
-  return version
+	return version
 }
 
 func Commit() string {
-  return commit
+	return commit
 }
 
 var buildTimeParseOnce sync.Once
+
 func BuildTime() time.Time {
-  if buildTime == "" {
-    return time.Time{}
-  }
+	if buildTime == "" {
+		return time.Time{}
+	}
 
-  buildTimeParseOnce.Do(func() {
-    var err error
-    buildTimeParsed, err = time.Parse(buildTime, time.RFC3339)
-    if err != nil {
-      panic(err.Error())
-    }
-  })
+	buildTimeParseOnce.Do(func() {
+		var err error
+		buildTimeParsed, err = time.Parse(time.RFC3339, buildTime)
+		if err != nil {
+			panic(err.Error())
+		}
+	})
 
-  return buildTimeParsed
+	return buildTimeParsed
 }