module.exports = {
  presets: [
    ['@vue/cli-plugin-babel/preset', {
      useBuiltIns: 'entry',
      corejs: 3,
      targets: {
        browsers: [
          '> 1%',
          'last 2 versions',
          'not dead',
          'ie >= 11'
        ]
      }
    }]
  ],
  plugins: [
    // 禁用所有可能导致eval的转换
    ['@babel/plugin-transform-runtime', {
      corejs: 3,
      helpers: true,
      regenerator: true,
      useESModules: false
    }]
  ],
  // 强制使用CommonJS模块系统
  sourceType: 'unambiguous'
}