<?php

namespace Cleantalk\Templates;

if(!trait_exists('Cleantalk\Templates\Singleton')) {

    trait Singleton{

        static $instance;

        public function __construct(){}
        public function __wakeup(){}
        public function __clone(){}

        /**
         * Constructor
         * @return $this
         */
        public static function getInstance(){
            if (!isset(static::$instance)) {
                static::$instance = new static;
                static::$instance->init();
            }
            return static::$instance;
        }

        /**
         * Alternative constructor
         */
        private function init(){

        }

    }
}