.babelrc

{
  "comments": false,
  "env": {
    "main": {
      "presets": [
        ["@babel/env", {
          "targets": { "node": 7 }
        }]
      ]
    },
    "renderer": {
      "presets": [
        ["@babel/env", {
          "modules": false
        }]
      ]
    },
    "test": {
      "presets": [
        ["@babel/env", {
          "targets": { "node": "current" },
          "modules": "cjs"
        }]
      ]
    },
    "web": {
      "presets": [
        ["@babel/env", {
          "modules": false
        }]
      ]
    }
  },
  "plugins": [
    "@babel/plugin-proposal-class-properties",
    // "@babel/plugin-proposal-decorators",
    "@babel/plugin-proposal-do-expressions",
    "@babel/plugin-proposal-export-default-from",
    "@babel/plugin-proposal-export-namespace-from",
    "@babel/plugin-proposal-function-bind",
    "@babel/plugin-proposal-function-sent",
    "@babel/plugin-proposal-json-strings",
    "@babel/plugin-proposal-logical-assignment-operators",
    "@babel/plugin-proposal-nullish-coalescing-operator",
    "@babel/plugin-proposal-numeric-separator",
    "@babel/plugin-proposal-optional-chaining",
    // "@babel/plugin-proposal-pipeline-operator",
    "@babel/plugin-proposal-throw-expressions",
    "@babel/plugin-syntax-dynamic-import",
    "@babel/plugin-transform-runtime"
  ]
}