What should I do for this error: require('connect').json() is undefined

Question

当我键入 gulp test 时，出现此错误：require('connect').json() is undefined.。我该怎么办？

详细报错信息如下：

 tianjiedeMacBook-Pro:meiyanapp tianjie$ gulp test
 /Users/tianjie/meiyanruhua/meiyanapp/node_modules/karma/lib/middleware/runner.js:11
 var json = require('connect').json();
                               ^ TypeError: undefined is not a function
     at Object.<anonymous> (/Users/tianjie/meiyanruhua/meiyanapp/node_modules/karma/lib/middleware/runner.js:11:31)
     at Module._compile (module.js:460:26)
     at Object.Module._extensions..js (module.js:478:10)
     at Module.load (module.js:355:32)
     at Function.Module._load (module.js:310:12)
     at Module.require (module.js:365:17)
     at require (module.js:384:17)
     at Object.<anonymous> (/Users/tianjie/meiyanruhua/meiyanapp/node_modules/karma/lib/web-server.js:7:24)
     at Module._compile (module.js:460:26)
     at Object.Module._extensions..js (module.js:478:10)

Answer 1

我通过以下方式解决了这个问题：

npm install karma karma-jasmine karma-phantomjs-launcher --save-dev

Answer 2

我不知道那是如何解决问题的...实际上您正在尝试在连接模块中使用 JSON()...错误显示 json 本身未定义并且您正在使用函数调用 ( )...?

What should I do for this error: require('connect').json() is undefined

What should I do for this error: require('connect').json() is undefined

json

node.js

npm

connect