import { IPackages, ILatestCompatiblePackageFinder, ICanFindPackagesByUser, ICanFindPackagesWithKeywords, ToolingPackage, ToolingPackageDescriptor } from './internal';
/**
 * Represents an implementation of {IPackages}
 *
 * @export
 * @class Packages
 * @implements {IPackages}
 */
export declare class Packages implements IPackages {
    private _latestCompatiblePackageFinder;
    private _packagesByUserFinders;
    private _packagesWithKeywordsFinders;
    /**
     * Instantiates an instance of {Packages}.
     * @param {ILatestCompatiblePackageFinder} _latestCompatiblePackageFinder
     * @param {ICanFindPackagesByUser[]} _packagesByUserFinders
     * @param {ICanFindPackagesWithKeywords[]} _packagesWithKeywordsFinders
     */
    constructor(_latestCompatiblePackageFinder: ILatestCompatiblePackageFinder, _packagesByUserFinders: ICanFindPackagesByUser[], _packagesWithKeywordsFinders: ICanFindPackagesWithKeywords[]);
    withKeywords(keywords: string[], limit?: number): Promise<ToolingPackageDescriptor[]>;
    byUser(user: string, check?: ((toolingPackage: ToolingPackage) => boolean)): Promise<ToolingPackageDescriptor[]>;
    latestCompatibleWithKeywords(keywords: string[], limit?: number): Promise<ToolingPackage[]>;
    latestCompatibleByUser(user: string, check?: ((toolingPackage: ToolingPackage) => boolean)): Promise<ToolingPackage[]>;
    private getLatestCompatiblePackages;
}