Method findArchive

src/loader.ts:191–232

(targetPath: string)

  // - /[param].zip.js
  // - /[param].tgz.js
  private findArchive(targetPath: string): Loader | undefined {
    const exts = this.getArchiveExtensions();
    for (let dir = dirname(targetPath), parent: string; (parent = dirname(dir)) !== dir; dir = parent) {
      const found = route(this.root, dir, exts);
      if (!found) continue;
      const {path, params, ext: fext} = found;
      const inflatePath = targetPath.slice(dir.length + 1); // file.jpeg
      if (extractors.has(fext)) {
        const Extractor = extractors.get(fext)!;
        return new Extractor({
          preload: async () => path, // /path/to.zip
          inflatePath,
          path,
          params,
          root: this.root,
          targetPath // /path/to/file.jpg
        });
      }
      const iext = extname(fext);
      const commandPath = join(this.root, path);
      const [command, ...args] = this.interpreters.get(iext)!;
      if (command != null) args.push(commandPath);
      const eext = fext.slice(0, -iext.length); // .zip
      const loader = new CommandLoader({
        command: command ?? commandPath,
        args: params ? args.concat(defineParams(params)) : args,
        path,
        params,
        root: this.root,
        targetPath: dir + eext // /path/to.zip
      });
      const Extractor = extractors.get(eext)!;
      return new Extractor({
        preload: async (options, effects) => loader.load(options, effects), // /path/to.zip.js
        inflatePath,
        path: loader.path,
        params,
        root: this.root,
        targetPath
      });
    }
  }

  // .zip, .tar, .tgz, .zip.js, .zip.py, etc.
  getArchiveExtensions(): string[] {