# Feature name ## Summary One paragraph explanation of the feature. ## Motivation Why are we doing this? What use cases does it support? What is the expected outcome? ## Design This is the bulk of the proposal. Explain the design in enough detail for somebody familiar with the language to understand, and include examples of how the feature is used. ## Drawbacks Why should we *not* do this? ## Alternatives What other designs have been considered? What is the impact of not doing this?