import { CompilerPlatform, ICompilerDownloader } from "hardhat/internal/solidity/compiler/downloader";
import { download } from "./download";
import { CompilerName, type ResolcCompiler } from "./types";
export interface IResolcCompilerDownloader extends Omit<ICompilerDownloader, "getCompiler"> {
    getCompiler(version: string): Promise<ResolcCompiler | undefined>;
}
export declare class ResolcCompilerDownloader implements IResolcCompilerDownloader {
    private readonly _platform;
    private readonly _compilersDir;
    private readonly _compilerListCachePeriodMs;
    private readonly _downloadFunction;
    static getCompilerPlatform(): CompilerPlatform;
    static getCompilerName(): CompilerName;
    private static _downloaderPerPlatform;
    static getConcurrencySafeDownloader(platform: CompilerPlatform, compilersDir: string): ResolcCompilerDownloader;
    static defaultCompilerListCachePeriod: number;
    private readonly _mutex;
    constructor(_platform: CompilerPlatform, _compilersDir: string, _compilerListCachePeriodMs?: number, _downloadFunction?: typeof download);
    isCompilerDownloaded(version: string): Promise<boolean>;
    downloadCompiler(version: string, downloadStartedCb: (isCompilerDownloaded: boolean) => Promise<any>, downloadEndedCb: (isCompilerDownloaded: boolean) => Promise<any>): Promise<void>;
    getCompiler(version: string): Promise<ResolcCompiler | undefined>;
    private _downloadCompilerList;
    private _getCompilerListPath;
    private _shouldDownloadCompilerList;
    private _getCompilerBuild;
    private _readCompilerList;
    private _getCompilerDownloadPathFromBuild;
    private _getCompilerBinaryPathFromBuild;
    private _getCompilerDoesntWorkFile;
    private _downloadCompiler;
    private _verifyCompilerDownload;
    private _postProcessCompilerDownload;
    private _checkNativeResolc;
}