WordPress get Current Template Name

wp_get_current_template_name.php

/**
 * @param bool $return 
 * @return mixed
 */
function get_current_template_name($return = FALSE) {
    $files = get_included_files();
    $result = null;

    $e = false;
    foreach($files as $file){
        $templateName = end(explode(DIRECTORY_SEPARATOR, $file));

        if($e){
            $result = $templateName;
            break;
        }

        if($templateName == 'template-loader.php') {
            $e = true;
        }

    }

    if($return) return $result;
    else echo $result;
}