DoCSSa is a Sass based architecture and methodology. You can read about it at docssa.info and get the source code of that documentation on the GitHub page. The source code makes use of the concepts, so it's a good starting point. In this article, we are going to focus on the Deferred Objects DoCSSa takes its name from: what do we mean by that and how to use them ?
How to Handle Deferred Objects in DoCSSa | Heykuki News