/**
 * SPDX-FileCopyrightText: © 2020 Liferay, Inc. <https://liferay.com>
 * SPDX-License-Identifier: LGPL-3.0-or-later
 */
import { ModuleFlags, Package } from './api/manifest';
import PkgDesc from './pkg-desc';
export { ModuleFlags, Package };
/**
 * A class to hold information about processed modules and optionally dump/read
 * it to/from disk.
 */
export default class Manifest {
    /**
     * @param filePath an optional path to a file to load initial status
     */
    constructor(filePath?: string);
    /**
     * Set to true when the manifest has been loaded from a file.
     */
    get loadedFromFile(): boolean;
    /**
     * Add a processed package entry
     * @param srcPkg the source package descriptor
     * @param destPkg the destination package descriptor
     */
    addPackage(srcPkg: PkgDesc, destPkg: PkgDesc): void;
    addModuleFlags(pkgId: string, moduleName: string, flags: ModuleFlags): void;
    /**
     * Get a processed package entry
     * @param srcPkg the source package descriptor
     * @return the processed package entry (see addPackage for format description)
     */
    getPackage(srcPkg: PkgDesc): Package;
    /**
     * Tests whether a package must be regenerated
     * @param destPkg destination package
     * @return true if package is outdated
     */
    isOutdated(destPkg: PkgDesc): boolean;
    /**
     * Save current manifest to a file
     * @param filePath path to file or null to use default path
     */
    save(filePath?: string): void;
    /**
     * Return the JSON serialization of this manifest
     */
    toJSON(): string;
    private _loadedFromFile;
    private _filePath;
    private _data;
}