tsconfig.json

{
   "compilerOptions": {
      // ===== development
      "sourceMap": true,
      // ===== language features
      "jsx": "preserve",
      "moduleResolution": "node",
      "module": "esnext",
      "experimentalDecorators": true,
      // ===== transpiling
      "target": "esnext",
      "importHelpers": true, // importing helper functions from tslib
      "noEmitHelpers": true, // disable emitting inline helper function
      "noErrorTruncation": true,
      "esModuleInterop": true,
      "allowJs": true,
      // ===== typechecking
      "noUnusedLocals": true,
      "allowSyntheticDefaultImports": true,
      "noImplicitThis": true,
      "skipDefaultLibCheck": true,
      // ===== types
      "lib": [
         "es6",
         "dom",
         // "es2016",
         "es2017.object"
      ],
      "types": [
         "webpack-env",
         "node",
         "cypress",
         "chai"
      ],
      // ===== project settings
      "rootDir": "./",
      "baseUrl": "./src",
      "paths": {
         "~/*": [
            "./*"
         ]
      },
      "plugins": [
         {
         }
      ]
   },
   "exclude": [
      "bin",
      "node_modules",
   ]
}