React Native，react-native init，警告

Question

我用的是MacOS高塞拉

我的npm版本是

6.2.0

我的node.js版本是

v10.6.0

我安装了react-native-cli，

react-native-cli@2.0.1

当我这样做的时候

react-native init AwesomeProject

我得到以下警告：

warning "react-native > metro-babel-register > 
@babel/plugin-proposal-optional-chaining@7.0.0-beta.47" 
has unmet peer dependency "@babel/core@7.0.0-beta.47".
warning "react-native > metro-babel-register > 
@babel/plugin-proposal-optional-chaining > @babel/plugin- 
syntax-optional-chaining@7.0.0-beta.47" has unmet peer 
dependency "@babel/core@7.0.0-beta.47".
warning " > react-native@0.56.0" has unmet peer dependency 
"react@16.4.1".