import { Exception } from '@dolittle/rudiments';
import { ProjectionCurrentStateType } from '@dolittle/contracts/Runtime/Projections/State_pb';
/**
 * Exception that gets thrown when trying to use a {@link ProjectionCurrentStateType} that is unknown.
 */
export declare class UnknownCurrentStateType extends Exception {
    /**
     * Initialises a new instance of the {@link UnknownCurrentStateType} class.
     * @param {ProjectionCurrentStateType} type - The current state type that is not known.
     */
    constructor(type: ProjectionCurrentStateType);
}
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