module.exports = {
    presets: [
      [
        '@babel/preset-env', // 添加 preset-env 预设做语法转换跟 polyfill 添加
        {
          corejs: 3,
          useBuiltIns: 'usage',
          modules: false,
        },
      ],
    ],
    plugins: [
      '@vue/babel-plugin-jsx',
      [
        '@babel/plugin-transform-runtime', // 利用 runtime 做 helpers 跟 regenerator 设置
        {
          corejs: false,
          helpers: true,
          useESModules: false,
          regenerator: true,
          absoluteRuntime: './node_modules',
        },
      ],
    ],
  };