school git:(master) ✗ node index

/Users/huimini/github/imooc/school/index.js:1

(function (exports, require, module, __filename, __dirname) { var class = require('./class')

                                                                  ^^^^^

SyntaxError: Block-scoped declarations (let, const, function, class) not yet supported outside strict mode

    at exports.runInThisContext (vm.js:53:16)

    at Module._compile (module.js:404:25)

    at Object.Module._extensions..js (module.js:432:10)

    at Module.load (module.js:356:32)

    at Function.Module._load (module.js:311:12)

    at Function.Module.runMain (module.js:457:10)

    at startup (node.js:136:18)

    at node.js:972:3