/**
 * SPDX-FileCopyrightText: © 2020 Liferay, Inc. <https://liferay.com>
 * SPDX-License-Identifier: LGPL-3.0-or-later
 */
import { Project } from '.';
import { BundlerTransformPluginState } from '../api/plugins';
import PkgDesc from '../pkg-desc';
import { BundlerPluginDescriptor, VersionInfo } from './types';
/**
 * Defines configuration for the transform step.
 */
export default class Transform {
    constructor(project: Project);
    /**
     * Get paths of files to be left untouched by babel
     * @return array of output-relative globs (as defined by `globby`) to avoid
     * 			when processing with Babel
     */
    get babelIgnores(): string[];
    /**
     * Get all available information about versions of loaders used for the
     * build.
     * @return a Map where keys are package names
     */
    get versionsInfo(): Map<string, VersionInfo>;
    /**
     * Get Babel config for a given package.
     *
     * @remarks
     * Note that `presets` and `plugins` are returned as written in the
     * configuration without any processing. If you want to get the plugins
     * associated to a babel configuration you must call {@link getBabelPlugins}
     * instead.
     *
     * @param pkg the package descriptor
     * @return a Babel configuration object as defined by its API
     */
    getBabelConfig(pkg: PkgDesc): object;
    /**
     * Load Babel plugins from a given package's configuration
     *
     * @return an array of one item per plugin where the item is an array of a
     *         function and an object with the options
     */
    getBabelPlugins(pkg: PkgDesc): [() => any, object][];
    getPostPluginDescriptors(pkg: PkgDesc): BundlerPluginDescriptor<BundlerTransformPluginState>[];
    getPrePluginDescriptors(pkg: PkgDesc): BundlerPluginDescriptor<BundlerTransformPluginState>[];
    _concatAllPluginNames(pluginNames: string[], cfg: object): string[];
    _concatBabelPluginNames(pluginNames: string[], cfg: object[]): string[];
    _concatBundlerPluginNames(pluginNames: string[], cfg: (string | [])[]): string[];
    private readonly _project;
    private _versionsInfo;
}