import { type Debugger } from 'debug';
import { Graph, GraphNode } from '../graph/index.js';
import { Package } from './package.js';
import type { PackageNode } from '../types.js';
export type DiscoverOptions = {
    ignore: string[];
    crawlDeps: boolean;
    crawlDevDeps: boolean;
    include: string[];
};
export type ProjectGraphOptions = {
    basePath: string;
    eager?: boolean;
    entrypoint?: string;
};
export declare class ProjectGraph {
    #private;
    basePath: string;
    protected entrypoint: string | undefined;
    protected discoveredPackages: Map<string, Package>;
    protected visited: Set<Package>;
    debug: Debugger;
    constructor(srcDir: string, options: ProjectGraphOptions);
    get rootDir(): string;
    get graph(): Graph<PackageNode>;
    get sourceType(): string;
    addPackageToGraph(p: Package, crawlModules: boolean | undefined, crawlDeps: boolean, crawlDevDeps: boolean): GraphNode<PackageNode>;
    hasDiscoveredEdges(pkg: Package): boolean;
    discoverEdgesFromDependencies(source: GraphNode<PackageNode>, crawlDeps: boolean, crawlDevDeps: boolean): void;
    findInternalPackageDependencies(pkg: Package, crawlDeps: boolean, crawlDevDeps: boolean): Array<Package>;
    protected discoveryByEntrypoint(entrypoint: string): Package;
    isRootPackage(somePackage: Package): boolean;
    /**
     * To allow entering the package graph at any node in the graph
     * we must first look for and build any packages that may be part
     * of a workspace. In doing so we generate the observable set of
     * packages any given node in the graph may reference in code and
     * it's package.json
     */
    protected discoverWorkspacePackages(ignoredPackages?: string[], ignoredPaths?: string[]): void;
    discover(options: DiscoverOptions): Array<Package>;
}
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