Add the current title to the breadcrumb in Drupal 8

Code snippet that can be used to add the current title to the breadcrumb in Drupal 8.

Example in node pages:

/**
 * @param $variables
 */
function THEMENAME_preprocess_breadcrumb(&$variables){

    if(($node = \Drupal::routeMatch()->getParameter('node')) && $variables['breadcrumb']){
        // Adding the a divider of between home an the title of the page.
        $variables['breadcrumb'][] = array(
            'text' => '>'
        );
        // Adding the title of the page in the breadcrumb
        $variables['breadcrumb'][] = array(
            'text' => $node->getTitle(),
            'url' => $node->URL()
        );

    }
}

Example in views pages:

/**
 * @param $variables
 */
function THEMENAME_preprocess_breadcrumb(&$variables)
{

    $route = \Drupal::routeMatch()->getRouteObject();
    $request = \Drupal::request();
    if ($route) {
        $view_id = $route->getDefault('view_id');
        if (!empty($view_id) && $view_id =='VIEW_ID') {
            $page_title = \Drupal::service('title_resolver')->getTitle($request, $route);
            $variables['breadcrumb'][] = array(
                'text' => $page_title
            );
        }
    }
}