import type { Runtime, FileSystem, Path, OS, Process, ChildProcess, FileStat } from './types';
import { RuntimeType } from './types';
export declare class NodeFileSystem implements FileSystem {
    readFile(path: string, encoding?: BufferEncoding): Promise<string>;
    writeFile(path: string, data: string, encoding?: BufferEncoding): Promise<void>;
    readDir(path: string): Promise<string[]>;
    exists(path: string): Promise<boolean>;
    mkdir(path: string, options?: {
        recursive?: boolean;
    }): Promise<void>;
    rm(path: string, options?: {
        recursive?: boolean;
    }): Promise<void>;
    stat(path: string): Promise<FileStat>;
    rename(oldPath: string, newPath: string): Promise<void>;
    watch(path: string, callback: (event: string, filename: string) => void): void;
}
export declare class NodePath implements Path {
    join(...paths: string[]): string;
    resolve(...paths: string[]): string;
    dirname(pathStr: string): string;
    basename(pathStr: string): string;
    extname(pathStr: string): string;
    isAbsolute(pathStr: string): boolean;
    normalize(path: string): string;
    relative(from: string, to: string): string;
}
export declare class NodeRuntime implements Runtime {
    readonly runtimeType = RuntimeType.NODE;
    fs: NodeFileSystem;
    path: NodePath;
    os: OS;
    process: Process;
    childProcess: ChildProcess;
}