import 'reflect-metadata';
import { FromEventMetadata } from './FromEventMetadata.js';
import { FromEventOptions } from './FromEventOptions.js';
/**
 * Class decorator that declares which event type populates instances of this read model.
 * @param eventType - The event constructor.
 * @param options - Optional key configuration.
 * @returns A class decorator.
 */
export declare function fromEvent(eventType: Function, options?: FromEventOptions): ClassDecorator;
/**
 * Retrieves all fromEvent metadata stored on the given class constructor.
 * @param target - The class constructor.
 * @returns An array of fromEvent metadata entries.
 */
export declare function getFromEventMetadata(target: Function): FromEventMetadata[];
/**
 * Checks whether the given class has any fromEvent metadata.
 * @param target - The class constructor.
 * @returns True if the class has fromEvent metadata; false otherwise.
 */
export declare function hasFromEventMetadata(target: Function): boolean;
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