/// <amd-module name="@angular/compiler-cli/ngcc/src/packages/build_marker" />
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { AbsoluteFsPath, FileSystem } from '../../../src/ngtsc/file_system';
import { EntryPointJsonProperty, EntryPointPackageJson } from './entry_point';
export declare const NGCC_VERSION = "8.2.4";
/**
 * Check whether ngcc has already processed a given entry-point format.
 *
 * The entry-point is defined by the package.json contents provided.
 * The format is defined by the provided property name of the path to the bundle in the package.json
 *
 * @param packageJson The parsed contents of the package.json file for the entry-point.
 * @param format The entry-point format property in the package.json to check.
 * @returns true if the entry-point and format have already been processed with this ngcc version.
 * @throws Error if the `packageJson` property is not an object.
 * @throws Error if the entry-point has already been processed with a different ngcc version.
 */
export declare function hasBeenProcessed(packageJson: EntryPointPackageJson, format: EntryPointJsonProperty): boolean;
/**
 * Write a build marker for the given entry-point and format property, to indicate that it has
 * been compiled by this version of ngcc.
 *
 * @param entryPoint the entry-point to write a marker.
 * @param format the property in the package.json of the format for which we are writing the marker.
 */
export declare function markAsProcessed(fs: FileSystem, packageJson: EntryPointPackageJson, packageJsonPath: AbsoluteFsPath, format: EntryPointJsonProperty): void;