import { type Debugger } from 'debug';
import { Graph, GraphNode } from '../graph/index.js';
import { Package } from './package.js';
import type { ModuleNode, PackageNode } from '../types.js';
import type { ProjectGraph } from './project-graph.js';
import type { IResolveOptions } from '../../types/dependency-cruiser/index.js';
export type PackageGraphOptions = {
    basePath: string;
    entrypoint?: string;
    parent?: GraphNode<PackageNode>;
    project?: ProjectGraph;
};
export declare class PackageGraph {
    #private;
    protected debug: Debugger;
    protected baseDir: string;
    protected package: Package;
    protected entrypoint?: string;
    protected parentNode?: GraphNode<PackageNode>;
    protected projectGraph?: ProjectGraph;
    constructor(p: Package, options: PackageGraphOptions);
    get graph(): Graph<ModuleNode>;
    discover(): Graph<ModuleNode>;
    isFileExternalToPackage(relativePath: string): boolean;
    get resolveOptions(): IResolveOptions;
    addNode(m: ModuleNode): GraphNode<ModuleNode>;
}
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