import { ChannelType } from './chan/channel';
import { Message } from './chan/message';
import { RObject, RawType, RObjectTree, NamedObject, REnvironment } from './robj';
export declare type EvalRCodeOptions = {
    captureStreams?: boolean;
    captureConditions?: boolean;
    withAutoprint?: boolean;
    withHandlers?: boolean;
};
export { Console, ConsoleCallbacks } from '../console/console';
export declare type FSNode = {
    id: number;
    name: string;
    mode: number;
    isFolder: boolean;
    contents: {
        [key: string]: FSNode;
    };
};
export interface WebROptions {
    RArgs?: string[];
    REnv?: {
        [key: string]: string;
    };
    WEBR_URL?: string;
    PKG_URL?: string;
    SW_URL?: string;
    homedir?: string;
    interactive?: boolean;
    channelType?: typeof ChannelType[keyof typeof ChannelType];
}
export declare class WebR {
    #private;
    constructor(options?: WebROptions);
    init(): Promise<unknown>;
    close(): void;
    read(): Promise<Message>;
    flush(): Promise<Message[]>;
    write(msg: Message): void;
    writeConsole(input: string): void;
    interrupt(): void;
    installPackages(packages: string[]): Promise<void>;
    putFileData(name: string, data: Uint8Array): Promise<any>;
    getFileData(name: string): Promise<Uint8Array>;
    getFSNode(path: string): Promise<FSNode>;
    evalRCode(code: string, env?: REnvironment, options?: EvalRCodeOptions): Promise<{
        result: RObject;
        output: unknown[];
    }>;
    newRObject(jsObj: RawType | RawType[] | RObjectTree<RObject> | NamedObject<RawType | RObject>): Promise<RObject>;
}