/**
 * Copyright 2019 The AMP HTML Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import type { DecodedSourceMap, RawSourceMap, Options } from './types';
/**
 * A SourceMap v3 compatible sourcemap, which only includes fields that were
 * provided to it.
 */
export default class SourceMap implements SourceMap {
    file?: string | null;
    mappings: RawSourceMap['mappings'] | DecodedSourceMap['mappings'];
    sourceRoot?: string;
    names: string[];
    sources: (string | null)[];
    sourcesContent?: (string | null)[];
    version: 3;
    constructor(map: DecodedSourceMap, options: Options);
    toString(): string;
}