There is no specs so TypeScript's own impelemtption might not be accurate to what the team imagined on how things should work. That means if this implementatio

There is no specs so TypeScript's own impelemtption might not be accurate to what the team imagined on how things should work. That means if this implementation passes all TypeScript's tests, it is as good as TypeScript. Each new issue that is opened in either repo that shows discrepancy can be a new unit test added to the TypeScript codebase.