import { IPackageFileDescriptorOptions } from "./IPackageFileDescriptorOptions";
import { PackageFileDescriptor } from "./PackageFileDescriptor";
/**
 * Provides an abstraction of an optional package.
 */
export declare class OptionalPackageDescriptor extends PackageFileDescriptor {
    /**
     * Initializes a new instance of the `OptionalPackageDescriptor` class.
     */
    constructor(options: Required<IPackageFileDescriptorOptions>);
}