SternBrocotTreeSwift

This package is providing rational and intermediate function known as Stern Brocot Tree. I am very inspired from this article https://begriffs.com/posts/2018-03-20-user-defined-order.html and @begriffs.

Installation

Install this package from url(https://github.com/yosshi4486/SternBrocotTreeSwift) via swift package manager.

Registration

To register SBRationalToDataTransformer to CoreData attribute inspector, please follow these steps.

1. Set SBRationalToDataTransformer to Transformer textfield.
2. Set SBRational to Custom Class textfield.
3. Set SternBrocotTreeSwift to Module textfield.
4. Call SBRationalToDataTransformer.register() before setting up a persistentContainer.

Setting something to Module, xcdatamodeld/xcdatamodel/contents set combined value ModuleYouSet.CustomClassYouSet to its internal customClass attribute.

Contribution

I have not majored math, so my understanding may not be enough. If your notice several misunderstanding of this package, I hope you make issue or pull request.

Desing Guidline

Overflow API

• Provide non-overflow API at first, then if it is possible to make overflow, provide reportingOverflow API.
• Follow Swift standard overflow API style whenever possible.