Function isObservableBase
isObservableBase( input: unknown,): input is { value: unknown; destroy(): void; listen( fireImmediately: boolean, callback: AnyFunction, ): RemoveListenerCallback; removeListener(listener: AnyFunction): boolean;} Returns input is {
value: unknown;
destroy(): void;
listen(
fireImmediately: boolean,
callback: AnyFunction,
): RemoveListenerCallback;
removeListener(listener: AnyFunction): boolean;
}
Checks if the given value matches the expected base observable shape.