tsconfig.json

{
  "compileOnSave": true,
  "compilerOptions": {
    "noFallthroughCasesInSwitch": true,
    "allowUnreachableCode": false,
    "allowUnusedLabels": false,
    "strict": true,
    "strictNullChecks": false,
    "noImplicitAny" : false,
    "preserveSymlinks": true,
    "allowJs": true,
    "resolveJsonModule": true,
    "sourceMap": true,
    "declaration": true,
    "inlineSources": true,
    "typeRoots": ["./node_modules/@types","./lib/types" ],
    "rootDir": "./lib",
    "target": "ES2020",
    "removeComments": true,
    "module": "commonjs",
    "moduleResolution": "node",
    "baseUrl": ".",
    "types": [ "jest","node", "webdriverio/sync","@types/fs-extra", "long"],
    "allowSyntheticDefaultImports": true,
    "esModuleInterop": true,
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "outDir": "./dist"
  },
  "include": [
    "**/*.ts"
  ]
}