utils/comparator.go

// Copyright (c) 2015, Emir Pasic. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package utils

import "time"

type Comparator[T any] func(x, y T) int

// TimeComparator provides a basic comparison on time.Time
func TimeComparator(a, b time.Time) int {
	switch {
	case a.After(b):
		return 1
	case a.Before(b):
		return -1
	default:
		return 0
	}
}