Then what? If you’re just starting with TypeScript, you don’t know what configuration you want, so you do what any self-respecting developer would do: steal a config from Stack Overflow: { "compilerOptions": { "target": "es5", "lib": ["dom", "dom.iterable", "esnext"], "allowJs": true, "skipLibCheck": true, "esModuleInterop": true, "allowSyntheticDefaultImports": true, "strict": true, "forceConsist
![Node.js's Config Hell Problem](https://cdn-ak-scissors.b.st-hatena.com/image/square/2b07c41f10cd18df6bc4d7a94ae7ac490e0d8aa6/height=288;version=1;width=512/https%3A%2F%2Fdeno.com%2Fblog%2Fnode-config-hell%2Fog-image.png)