Function notifyChange

src/utils/settings/changeDetector.ts:447–450

(source: SettingSource)

 * that don't involve file system changes.
 */
export function notifyChange(source: SettingSource): void {
  logForDebugging(`Programmatic settings change notification for ${source}`)
  fanOut(source)
}

/**
 * Reset internal state for testing purposes only.