import { BarTask } from "../types/bar-task"; import { Task } from "../types/public-types"; export function isKeyboardEvent( event: React.MouseEvent | React.KeyboardEvent ): event is React.KeyboardEvent { return (event as React.KeyboardEvent).key !== undefined; } export function isBarTask(task: Task | BarTask): task is BarTask { return (task as BarTask).x1 !== undefined; }