* Unsubscribe from a collection event

* Register a callback to be executed when the collection first becomes ready * Useful for preloading collections * @param callback Function to c

* Subscribe to a collection event once

* Preload the collection data by starting sync if not already started * Multiple concurrent calls will share the same promise

* Probe localStorage availability by attempting a test write. * This catches private mode and other restrictions that block localStorage.

* Performs a reversed range query

* Performs a reversed range query

* Removes an index from this collection. * Returns true when an index existed and was removed, false otherwise.

* Reset all tracking state. * Clears the history of loaded predicates and in-flight calls. * Use this when you want to start fresh, for example