Function readFileSync

lib/internal/vfs/setup.js:190–205

(path, options)

      return r !== null ? r.exists : undefined;
    },
    readFileSync(path, options) {
      if (typeof path === 'number') {
        const vfd = getVirtualFd(path);
        if (vfd) {
          const enc = typeof options === 'string' ? options : options?.encoding;
          if (enc && enc !== 'buffer') assertEncoding(enc);
          return vfd.entry.readFileSync(options);
        }
        return undefined;
      }
      const pathStr = toPathStr(path);
      if (pathStr === null) return undefined;
      const enc = typeof options === 'string' ? options : options?.encoding;
      if (enc && enc !== 'buffer') assertEncoding(enc);
      return findVFSWith(pathStr, 'open', (vfs, n) => vfs.readFileSync(n, options));
    },
    readdirSync(path, options) {
      const result = vfsRead(path, 'scandir', (vfs, n) => vfs.readdirSync(n, options));
      if (result !== undefined && options?.encoding === 'buffer' && !options?.withFileTypes) {