tsconfig.json

{
    "compilerOptions": {
        "outDir": "dist",
        "module": "commonjs",
        "target": "es5",
        "lib": [ "es6", "dom", "es2016", "es2017" ],
        "jsx": "react-jsx",
        "declaration": true,
        "moduleResolution": "node",
        "noUnusedLocals": true,
        "noUnusedParameters": false,
        "esModuleInterop": true,
        "noImplicitReturns": true,
        "noImplicitThis": true,
        "skipLibCheck": true,
        "noImplicitAny": true,
        "strictNullChecks": true,
        "allowSyntheticDefaultImports": true,
        "strict": false
    },
    "include": [ "src" ],
    "exclude": [ "node_modules", "lib" ]
}