npm install babel-preset-es2015 报错

Question

npm install babel-preset-es2015 报错:
npm ERR! Unexpected end of input at 1:66677
npm ERR! alpha.19","babel-plugin-transform-es2015-function-name":"7.0.0-alpha.

package.json

"devDependencies": {
    "babel-core": "^6.21.0",
    "babel-loader": "^6.2.10",
    "babel-preset-stage-1": "^6.24.1",
    "webpack": "^3.8.1"
  }

Answer 1

babel转换模块官方现在推荐用这个了babel-preset-env.

使用方法参考：https://babeljs.io/env/

Answer 2

有写babelrc吗

Answer 3

执行一下 npm install --save-dev babel-plugin-transform-es2015-function-name 试试