/**
 * Describe an event with it's name and the handler function arguments
 */
export type EventDefinition = {
    /**
     * Name of the event
     *
     * @example
     * "core:document:create:after"
     */
    name: string;
    /**
     * Arguments of the event
     */
    args: any[];
};
/**
 * Describe an ask event with it's name and the payload and result types
 */
export type AskEventDefinition = {
    /**
     * Name of the event
     *
     * @example
     * "core:document:create"
     */
    name: string;
    /**
     * Payload of the event
     */
    payload: any;
    /**
     * Result of the event
     */
    result: any;
};
/**
 * Handler for hook events
 */
export type HookEventHandler<TEventDefinition extends EventDefinition = EventDefinition> = (...args: TEventDefinition["args"]) => Promise<void> | void;
/**
 * Handler for pipe event.
 *
 * It should return a promise resolving the first received argument.
 */
export type PipeEventHandler<TEventDefinition extends EventDefinition = EventDefinition> = (...args: TEventDefinition["args"]) => Promise<TEventDefinition["args"][0]>;
/**
 * Handler for cluster event.
 */
export type ClusterEventHandler<TEventDefinition extends EventDefinition = EventDefinition> = (...args: TEventDefinition["args"]) => any;
/**
 * Handler for ask event.
 */
export type AskEventHandler<TAskEventDefinition extends AskEventDefinition = AskEventDefinition> = (...args: [payload?: TAskEventDefinition["payload"], ...rest: any[]]) => Promise<TAskEventDefinition["result"]> | TAskEventDefinition["result"];
/**
 * Handler for call event.
 */
export type CallEventHandler<TAskEventDefinition extends AskEventDefinition = AskEventDefinition> = (...args: [payload?: TAskEventDefinition["payload"], ...rest: any[]]) => TAskEventDefinition["result"];
/**
 * @deprecated Use HookEventHandler, PipeEventHandler or ClusterEventHandler
 */
export type EventHandler = (...payload: any) => any;