tsconfig.json

{
  "compilerOptions": {
    "target": "ES6",
    "module": "commonjs",
    "lib": ["es6", "es2017", "esnext.asynciterable"],
    "importHelpers": true,
    "sourceMap": true,
    "outDir": "./dist",
    "moduleResolution": "node",
    "declaration": true,
    "composite": false,
    "removeComments": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictPropertyInitialization": false,
    "noImplicitThis": true,
    "noUnusedLocals": false,
    "noUnusedParameters": false,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "allowSyntheticDefaultImports": false,
    "esModuleInterop": false,
    "forceConsistentCasingInFileNames": true,
    "emitDecoratorMetadata": false,
    "experimentalDecorators": false,
    "skipLibCheck": true,
    "rootDir": "./src",
    "strict": false,
    "alwaysStrict": true
  },
  "exclude": ["node_modules", "example"],
  "include": ["./src/**/*.ts"]
}