tsconfig.json

{
  "compilerOptions": {
    "target": "es2018",
    "module": "commonjs",
    "moduleResolution": "node",
    "lib": [
      "es2018",
      "dom"
    ],
    "declaration": true,
    "declarationMap": true,
    "sourceMap": true,
    "outDir": "build",
    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noImplicitThis": true,
    "alwaysStrict": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "esModuleInterop": true,
    "allowJs": true,
    "checkJs": true,
    "resolveJsonModule": true,
    "types": [
      "node",
      "jest",
      "webdriverio/async"
    ]
  },
  "include": [
    "**/*.ts"
  ],
  "exclude": [
    "node_modules",
    "build"
  ]
}