.babelrc

{
  "comments": false,
  "env": {
    "main": {
      "presets": [
        [
          "@babel/env",
          {
            "targets": { "node": 7 }
          }
        ]
      ]
    },
    "renderer": {
      "presets": [
        [
          "@babel/env",
          {
            "modules": false
          }
        ]
      ]
    },
    "web": {
      "presets": [
        [
          "@babel/env",
          {
            "modules": false
          }
        ]
      ]
    }
  },
  "plugins": [
    "@babel/transform-runtime",
    // Stage 0
    "@babel/plugin-proposal-function-bind",

    // Stage 1
    "@babel/plugin-proposal-export-default-from",
    "@babel/plugin-proposal-logical-assignment-operators",
    ["@babel/plugin-proposal-optional-chaining", { "loose": false }],
    ["@babel/plugin-proposal-pipeline-operator", { "proposal": "minimal" }],
    ["@babel/plugin-proposal-nullish-coalescing-operator", { "loose": false }],
    "@babel/plugin-proposal-do-expressions",

    // Stage 2
    ["@babel/plugin-proposal-decorators", { "legacy": true }],
    "@babel/plugin-proposal-function-sent",
    "@babel/plugin-proposal-export-namespace-from",
    "@babel/plugin-proposal-numeric-separator",
    "@babel/plugin-proposal-throw-expressions",

    // Stage 3
    "@babel/plugin-syntax-dynamic-import",
    "@babel/plugin-syntax-import-meta",
    ["@babel/plugin-proposal-class-properties", { "loose": false }],
    "@babel/plugin-proposal-json-strings"
  ]
}