tsconfig.json

{
  "compilerOptions": {
    "target": "ESNext",
    "lib": ["DOM", "DOM.Iterable", "ESNext"],
    "allowJs": false,
    "module": "ESNext",
    "moduleResolution": "node",
    "jsx": "react-jsx",
    "rootDir": "./src",
    "outDir": "./dist",
    "sourceMap": true,
    "declaration": true,
    "declarationDir": "./dist/types",
    "declarationMap": true,
    // "emitDeclarationOnly": true,
    "importHelpers": true,
    "resolveJsonModule": true,
    "isolatedModules": true,
    "allowSyntheticDefaultImports": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    "useDefineForClassFields": true,
    "skipLibCheck": true,
    "strict": true,
    "pretty": true,
    "removeComments": true,
    "strictNullChecks": true,
    "noImplicitAny": true,
    "noImplicitThis": true,
    "noImplicitReturns": true,
    "noUncheckedIndexedAccess": false,
    "noUnusedLocals": true,
    "noUnusedParameters": true
  },
  "include": ["src"],
  "exclude": ["test"]
}