import { Node } from "../model/model";
export type NodeId = {
    node: Node;
    id?: string;
};
export declare class Indexer {
    private nodes;
    constructor(nodes: NodeId[]);
    getId(node: Node): string | undefined;
    static computeIds(node: Node): Indexer;
    static computeReferencedIds(node: Node): Indexer;
}
export interface IdProvider {
    getId(node: Node): string | undefined;
}
export declare class SequentialIdProvider implements IdProvider {
    private counter;
    constructor(counter?: number);
    getId(node: Node): string | undefined;
}
export declare class OnlyReferencedIdProvider implements IdProvider {
    private root;
    private idProvider;
    private referencedElements;
    constructor(root: Node, idProvider?: IdProvider);
    getId(node: Node): string | undefined;
}
export declare const COMPUTE_NODE_IDS_SYMBOL: unique symbol;
export declare const COMPUTE_REF_NODE_IDS_SYMBOL: unique symbol;