/**
 * @license
 * Copyright (c) 2016 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
 * http://polymer.github.io/CONTRIBUTORS.txt
 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
 * http://polymer.github.io/PATENTS.txt
 */
import { FeatureKinds } from './document';
import { Feature } from './feature';
import { Warning } from './warning';
export interface BaseQueryOptions {
    /**
     * If true then results will include features from outside the package, e.g.
     * from files in bower_components or node_modules directories.
     *
     * Note that even with this option you'll only get results from external files
     * that are referenced from within the package.
     */
    externalPackages?: boolean;
}
export declare type QueryOptions = BaseQueryOptions & object;
/**
 * Represents something like a Document or a Package. A container of features
 * and warnings that's queryable in a few different ways.
 */
export interface Queryable {
    getByKind<K extends keyof FeatureKinds>(kind: K, options?: QueryOptions): Set<FeatureKinds[K]>;
    getByKind(kind: string, options?: QueryOptions): Set<Feature>;
    getById<K extends keyof FeatureKinds>(kind: K, identifier: string, options?: QueryOptions): Set<FeatureKinds[K]>;
    getById(kind: string, identifier: string, options?: QueryOptions): Set<Feature>;
    getOnlyAtId<K extends keyof FeatureKinds>(kind: K, identifier: string, options?: QueryOptions): FeatureKinds[K] | undefined;
    getOnlyAtId(kind: string, identifier: string, options?: QueryOptions): Feature | undefined;
    getFeatures(options?: QueryOptions): Set<Feature>;
    getWarnings(options?: QueryOptions): Warning[];
}