import { Command } from './command.interface';
import { Transaction } from './transaction.interface';
export interface HandlerConfig<TCommand extends Command = Command> {
    type: string;
    execute: (command: TCommand, transaction: Transaction) => Promise<void>;
    rollback: (command: TCommand, transaction: Transaction) => Promise<void>;
}
export declare function defineHandler<TCommand extends Command>(config: HandlerConfig<TCommand>): HandlerConfig<TCommand>;
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