in public/javascripts/app/controllers/ErrorCtrl.js [9:19]
function ($element, $log) {
$element.attr('style', '');
this.hasError = false;
this.errorContent = '';
mediator.subscribe('error', (err) => {
this.hasError = true;
this.errorContent = err.message;
$log.error(err.message);
});
}