/**
 * wcli headless core — the Vue-free VFS + sandboxed command interpreter.
 *
 * Import surface for embedders (e.g. agent.libx.js): zero Vue / DOM-at-import.
 * The Vue terminal app composes this with `view`/ComponentLoader on top.
 */

// Types (filesystem, command, stream, pipeline contracts)
export type {
  IFilesystem,
  FileSystemNode,
  FileMetadata,
  Command,
  CommandOptions,
  CommandResult,
  InputStream,
  OutputStream,
  ParsedCommand,
  CommandPipeline,
  PipelineOperator,
  Redirect,
} from '../types';

// Filesystem backends (all implement IFilesystem — interchangeable via injection)
export { MemFilesystem, IndexedDbFilesystem, VirtualFilesystem } from './Filesystem';

// Command interpreter
export { CommandExecutor } from './CommandExecutor';
export { CommandParser } from './CommandParser';
export { AliasManager } from './AliasManager';
export { PluginLoader } from './PluginLoader';

// Path + stream utilities
export { PathResolver } from '../utils/PathResolver';
export {
  StringInputStream,
  StringOutputStream,
  PipeStream,
  EmptyInputStream,
} from '../utils/Stream';

// Headless built-in command set (everything except the Vue `view` command)
export { headlessCommands, registerHeadlessCommands } from '../commands/headless';