| export interface ObjectUnsubscribedError extends Error {}export interface ObjectUnsubscribedErrorCtor {    new (): ObjectUnsubscribedError;}/** * An error thrown when an action is invalid because the object has been * unsubscribed. * * @see {@link Subject} * @see {@link BehaviorSubject} * * @class ObjectUnsubscribedError */export declare const ObjectUnsubscribedError: ObjectUnsubscribedErrorCtor;
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