tsconfig.json

{
    "compilerOptions": {
        "module": "commonjs",
        "target": "es6",
        "lib": ["es2015", "es2017"],
        "noImplicitAny": false,
        "sourceMap": true,
        "outDir": "./dist",
        "declaration": true,
        "esModuleInterop": true,
        "strict": true
    },
    "exclude": ["node_modules", "dist"]
}