An action block that awaits alterations to the file system.
The fiber will pause until the an alteration has occurred.
Note! This block may not work for “secondary” external storage (removable SD cards) on Android 4.4+.
- Path — path to watch for alteration.
- Events — events to await.
- Alteration path — variable to assign the altered path.
- Alteration event — variable to assign the event that occurred.