Function mkdir

lib/internal/vfs/setup.js:594–597

(path, options)

      return vfsOp(path, (vfs, n) => vfs.promises.appendFile(n, data, options).then(() => true));
    },
    mkdir(path, options) {
      return vfsOp(path, (vfs, n) =>
        vfs.promises.mkdir(n, options).then((result) => ({ __proto__: null, result })));
    },
    rmdir: (path) => vfsOp(path, (vfs, n) => vfs.promises.rmdir(n).then(() => true)),
    rm: (path, options) => vfsOp(path, (vfs, n) => vfs.promises.rm(n, options).then(() => true)),
    unlink: (path) => vfsOp(path, (vfs, n) => vfs.promises.unlink(n).then(() => true)),