That's a way to avoid complicated coordinated upgrades across the ecosystem if certain conditions are met. It's called the "semver-trick" [1]. [1]: https://git

That's a way to avoid complicated coordinated upgrades across the ecosystem if certain conditions are met. It's called the "semver-trick" [1]. [1]: https://github.com/dtolnay/semver-trick https://github.com/dtolnay/semver-trick