import { Node, type NodeParams } from '../Node.svelte';
interface AppendNodeParams extends NodeParams {
    a?: string;
    b?: string;
    sep?: string;
}
export declare class AppendNode extends Node {
    constructor({ a, sep, b, factory }: AppendNodeParams);
    data(inputs?: Record<string, unknown[]> | undefined): Record<string, unknown> | Promise<Record<string, unknown>>;
}
export {};