Method valueHasExpired

src/scripts/http/cachedHttp.ts:81–84

* Returns true if the timestamped data is older than the expiry time; false otherwise.

(value: TimeStampedData, expiryTime: number)

	 * Returns true if the timestamped data is older than the expiry time; false otherwise.
	 */
	public static valueHasExpired(value: TimeStampedData, expiryTime: number): boolean {
		let lastUpdated = value && value.lastUpdated ? value.lastUpdated : 0;
		return (Date.now() - lastUpdated >= expiryTime);
	}

	/*
	 * Helper function that stores a value together with a timestamp as a json string. If