export type InvokeHandlers<IContext extends object> = {
    [cmd in string]: (body: any, options: {
        abortSignal?: AbortSignal;
        context: IContext;
        transferObject: (transfer: Transferable[]) => void;
    }) => any | Promise<any>;
};
export declare class CommandBuilder<IContext extends object> {
    constructor();
    buildInvokeHandlers<C extends InvokeHandlers<IContext>>(command: C): C;
}