Node.js开发问题收集
IntelliJ开发Koa，报错“Generators are not supported by current Javascript”
IntelliJ开发Koa，报错“Generators are not supported by current Javascript”,或提示其它的代码错误，但实际并没有错误，解决办法如下：
ctrl+alt+s 打开setting,找到languages & Frameworks -> Javascript 右框中把javascript language version 改成 ECMAScript 6应该就可以了
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