tsconfig.json

{
  "compilerOptions": {
    "noImplicitAny": true,
    "strictNullChecks": true,
    "noUnusedParameters": false,
    "noUnusedLocals": true,
    "skipLibCheck": true,
    "moduleResolution": "node",
    "importHelpers": true,
    "sourceMap": true,
    "declaration": true,
    "declarationMap": true,
    "target": "es5",
    "module": "es2015",
    "esModuleInterop": true,
    "experimentalDecorators": true,
    "outDir": "./dist",
    "lib": ["es2015", "esnext.asynciterable"],
    "jsx": "react",
    "strict": true
  },
  "include": ["src/**/*.ts", "src/**/*.tsx"],
  "exclude": ["src/**/__tests__/**/*"]
}