.babelrc

{
  "presets": [
    [
      "env",
      {
        "es2015": {
          "modules": false
        },
        "targets": {
          "browsers": [
            "last 2 versions",
            "ie >= 11"
          ]
        }
      }
    ],
    "stage-0"
  ],
  "plugins": [
    // See: http://2ality.com/2015/12/webpack-tree-shaking.html
    "transform-es2015-template-literals",
    "transform-es2015-literals",
    "transform-es2015-function-name",
    "transform-es2015-arrow-functions",
    "transform-es2015-block-scoped-functions",
    "transform-es2015-classes",
    "transform-es2015-object-super",
    "transform-es2015-shorthand-properties",
    "transform-es2015-computed-properties",
    "transform-es2015-for-of",
    "transform-es2015-sticky-regex",
    "transform-es2015-unicode-regex",
    "check-es2015-constants",
    "transform-es2015-spread",
    "transform-es2015-parameters",
    "transform-es2015-destructuring",
    "transform-es2015-block-scoping",
    "transform-es2015-typeof-symbol",
    ["transform-regenerator", { "async": false, "asyncGenerators": false }]
  ],
  "env": {
    "test": {
      "plugins": [
        "transform-es2015-modules-commonjs"
      ]
    },
    "development": {
    },
    "production": {
    }
  }
}