src/vs/base/common/observableImpl/logging.ts/ConsoleObservableLogger/formatInfo
class ConsoleObservableLogger:	private formatInfo(info: IChangeInformation): ConsoleText[] {
		return info.didChange
			? [
				normalText(` `),
				styled(formatValue(info.oldValue, 70), {
					color: 'red',
					strikeThrough: true,
				}),
				normalText(` `),
				styled(formatValue(info.newValue, 60), {
					color: 'green',
				}),
			]
			: [normalText(` (unchanged)`)];
	}