Get the latest tech news
Playing Sudoku in TypeScript while the type checker highlights mistakes
Playing Sudoku in TypeScript while the type checker highlights mistakes. - gruhn/typescript-sudoku
The goal is that we can play Sudoku in TypeScript while the type checker complains about mistakes. So you always get a type error no matter what you write on the right-hand side of const value: never = ? Even then, error messages are not very friendly and, depending on the TypeScript version, it can take multiple seconds to type check the code.
Or read this on Hacker News