Angular detecting escape key press

@HostListener('document:keydown.escape', ['$event']) onKeydownHandler(event: KeyboardEvent) {
    console.log(event);
}

const ESCAPE_KEYCODE = 27;

@HostListener('document:keydown', ['$event']) onKeydownHandler(event: KeyboardEvent) {
    if (event.keyCode === ESCAPE_KEYCODE) {
        // ...
    }
}