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<?php
namespace Imagify\Traits;
/**
* Trait that simulates a singleton pattern.
* The idea is more to ease the instance retrieval than to prevent multiple instances.
* This is temporary, until we get a DI container.
*
* @since 1.9
* @since 1.9.4 Renamed into InstanceGetterTrait.
* @author Grégory Viguier
*/
trait InstanceGetterTrait {
/**
* The "not-so-single" instance of the class.
*
* @var ?object
* @since 1.9
* @access protected
* @author Grégory Viguier
*/
protected static $instance = null;
/**
* Get the main Instance.
*
* @since 1.9
* @access protected
* @author Grégory Viguier
*
* @return object Main instance.
*/
public static function get_instance() {
if ( ! isset( static::$instance ) ) {
static::$instance = new static();
}
return static::$instance;
}
}