npm install -g vue-cli has a warn

[saber-cp]

when i use " npm install -g vue-cli " there was a new warn:
deprecated coffee-script@1.12.7: CoffeeScript on NPM has moved to "coffescript"

[vue-bot]

Hello, your issue has been closed because it does not conform to our issue requirements. In order to ensure every issue provides the necessary information for us to investigate, we require the use of the Issue Helper when creating new issues. Thank you!

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你好，你的 issue 不符合我们所要求的格式，因此已被自动关闭。为了确保每个 issue 都提供必需的相关信息，请务必使用我们的 Issue 向导 来创建新 issue，谢谢！