export interface ICopyFilesArguments {
    engine: 'psychic' | 'async' | 'espidf' | 'webserver';
    sourcepath: string;
    outputfile: string;
    espmethod: string;
    define: string;
    gzip: 'always' | 'never' | 'compiler';
    etag: 'always' | 'never' | 'compiler';
    cachetime: number;
    cachetimeHtml?: number;
    cachetimeAssets?: number;
    created: boolean;
    version: string;
    exclude: string[];
    basePath: string;
    maxSize?: number;
    maxGzipSize?: number;
    noIndexCheck?: boolean;
    dryRun?: boolean;
    analyze?: boolean;
    spa?: boolean;
    manifest?: boolean;
    help?: boolean;
    configSource: 'cli' | 'rcfile' | 'vite';
}
export interface IRcFileConfig {
    engine?: 'psychic' | 'async' | 'espidf' | 'webserver';
    sourcepath?: string;
    outputfile?: string;
    espmethod?: string;
    define?: string;
    gzip?: 'always' | 'never' | 'compiler';
    etag?: 'always' | 'never' | 'compiler';
    cachetime?: number;
    cachetimehtml?: number;
    cachetimeassets?: number;
    created?: boolean | 'true' | 'false';
    version?: string;
    exclude?: string[];
    basepath?: string;
    maxsize?: number | string;
    maxgzipsize?: number | string;
    noindexcheck?: boolean | 'true' | 'false';
    dryrun?: boolean | 'true' | 'false';
    analyze?: boolean | 'true' | 'false';
    spa?: boolean | 'true' | 'false';
    manifest?: boolean | 'true' | 'false';
}
declare function validateCppIdentifier(value: string, name: string): string;
export declare function validateBasePath(value: string): string;
declare function parseSize(value: string, name: string): number;
declare function getNpmPackageVariable(packageJson: Record<string, unknown>, variableName: string): string | undefined;
declare function hasNpmVariables(config: IRcFileConfig): boolean;
declare function interpolateNpmVariables(config: IRcFileConfig, rcFilePath: string): IRcFileConfig;
export declare function loadRcFileConfig(configPath?: string): Partial<IRcFileConfig>;
export declare function parseArguments(): ICopyFilesArguments;
export { getNpmPackageVariable, hasNpmVariables, interpolateNpmVariables, parseSize, validateCppIdentifier };
export declare function formatConfiguration(cmdLine: ICopyFilesArguments): string;