export class ObjectUtils {
    public static pickRandomProperty(obj) {
        let result;
        let count = 0;
        for (const prop in obj) {
            if (Math.random() < 1 / ++count) {
                result = prop;
            }
        }
        return result;
    }

    public static randomValueFromArray<T>(array: T[]): T {
        return array[
            Math.floor(
                Math.random() * array.length,
            )
        ];
    }
}