Function getLastSeenVersion

src/scripts/extensions/extensionBase.ts:179–182

* Gets the last seen version from storage, and returns undefined if there is none in storage

()

	 * Gets the last seen version from storage, and returns undefined if there is none in storage
	 */
	protected getLastSeenVersion(): Version {
		let lastSeenVersionStr = this.clipperData.getValue(ClipperStorageKeys.lastSeenVersion);
		return lastSeenVersionStr ? new Version(lastSeenVersionStr) : undefined;
	}

	protected getNewUpdates(lastSeenVersion: Version, currentVersion: Version): Promise<ChangeLog.Update[]> {
		return new Promise<ChangeLog.Update[]>((resolve, reject) => {