???

value_formatter.go

@@ -10,21 +10,33 @@ type ValueFormatter func(v interface{}) string
 
 // TimeValueFormatter is a ValueFormatter for timestamps.
 func TimeValueFormatter(v interface{}) string {
-	return TimeValueFormatterWithFormat(v, DefaultDateFormat)
+	return formatTime(v, DefaultDateFormat)
 }
 
 // TimeHourValueFormatter is a ValueFormatter for timestamps.
 func TimeHourValueFormatter(v interface{}) string {
-	return TimeValueFormatterWithFormat(v, DefaultDateHourFormat)
+	return formatTime(v, DefaultDateHourFormat)
 }
 
 // TimeMinuteValueFormatter is a ValueFormatter for timestamps.
 func TimeMinuteValueFormatter(v interface{}) string {
-	return TimeValueFormatterWithFormat(v, DefaultDateMinuteFormat)
+	return formatTime(v, DefaultDateMinuteFormat)
+}
+
+// TimeDateValueFormatter is a ValueFormatter for timestamps.
+func TimeDateValueFormatter(v interface{}) string {
+	return formatTime(v, "2006-01-02")
+}
+
+// TimeValueFormatterWithFormat returns a time formatter with a given format.
+func TimeValueFormatterWithFormat(format string) ValueFormatter {
+	return func(v interface{}) string {
+		return formatTime(v, format)
+	}
 }
 
 // TimeValueFormatterWithFormat is a ValueFormatter for timestamps with a given format.
-func TimeValueFormatterWithFormat(v interface{}, dateFormat string) string {
+func formatTime(v interface{}, dateFormat string) string {
 	if typed, isTyped := v.(time.Time); isTyped {
 		return typed.Format(dateFormat)
 	}