{
  "presets": [
    ["env", {
      "modules": false,
      "targets": {
        "browsers": ["> 1%", "last 2 versions", "not ie <= 8"]
      }
    }],
    "stage-2",
    "es2015"
  ],
  "plugins": ["transform-vue-jsx", "transform-runtime"],
  "compact": false // 文件超过500m提示
}
