import type { BaseNode } from "./base-node.js";
import type { UndefinedNode } from "./undefined-node.js";
export interface UnionNode<TNode = unknown> extends BaseNode<"union"> {
    type: "union";
    nodes: Array<TNode>;
    title(value: string): this;
    description(value: string): this;
    optional(): UnionNode<TNode | UndefinedNode>;
}
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