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Scala Improvement Proposals

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stage:design
status:under-review
manager:smarter

status:under-review
stage:implementation
manager:sjrd

The existing spec uses as a legal example: ``` class Base { type Y } type YExtractor[t] = Base { type Y = t } ``` And we are allowed...

status:under-review
stage:implementation
manager:sjrd

## SIP-62 - For comprehension improvements Author: Kacper Korban (VirtusLab) ### Summary of the proposed changes **For more details read the committed markdown file.** This proposal introduces improvements to `for`...

stage:implementation
status:waiting-for-implementation
manager:lihaoyi

stage:implementation
status:waiting-for-implementation
manager:lrytz

This is the associated contributors [thread](https://contributors.scala-lang.org/t/pre-sip-bind-variables-for-alternative-patterns/6321/13). The linked implementation is incomplete - I am happy to provide a more complete implementation at a later stage of the process.

stage:implementation
status:waiting-for-implementation
manager:smarter

stage:implementation
status:waiting-for-implementation
manager:sjrd

This is the promised SIP for named tuples

stage:implementation
status:waiting-for-implementation
manager:lihaoyi

A SIP for introducing coroutines to Scala using implicit parameters. We deal with usual coroutine problems such as colour-transparency and higher-order functions, as well as with concurrency problems. This SIP...

stage:design
status:under-review
manager:sjrd