TypeScript strict Mode Is 8 Flags. Turn strictNullChecks On Last.

Book: TypeScript Essentials — From Working Developer to Confident TS, Across Node, Bun, Deno, and the Browser Also by me: The TypeScript Library — the 5-book collection My project: Hermes IDE | GitHub — an IDE for developers who ship with Claude Code and other AI coding tools Me: xgabriel.com | GitHub It's a familiar tsconfig.json . The project is four years old, it started on TypeScript 3.x, somebody enabled "strict": false , and nobody ever flipped the switch. You open the file to fix that, ty