Notable Changes

Features

• Make Scala.js usable for people #9637

Stability

• Fix #1441: init MODULE$ in #9181
• Improve handling of references to Object coming from Java code #9601
• Re-resolve ==, != after expanding opaque types #9583
• fix #9179: ensure enum values are singleton with serialisation #9532
• fix #7227: allow custom toString on enum #9549

Metaprogramming

• Avoid leak of internal implementation in tasty.Reflection #9613
• Redefine quoted.Expr.betaReduce #9469

Performance

• Optimize megaphase #9597
• Cache all memberNamed results #9633
• Parallelize position pickling #9619
• Simplify TypeComparer #9405
• Optimize and simplify SourcePosition handling #9561

Contributors

Thank you to all the contributors who made this release possible 🎉

According to git shortlog -sn --no-merges 0.26.0-RC1..0.27.0-RC1 these are:

   118  Martin Odersky
    75  Liu Fengyun
    65  Nicolas Stucki
    27  Sébastien Doeraene
    23  Guillaume Martres
    16  Jamie Thompson
    15  bishabosha
    10  Guillaume Raffin
     7  Anatolii Kmetiuk
     4  Robert Stoll
     3  Pavel Shirshov
     3  december32
     3  odersky
     2  ysthakur
     1  Niklas Vest
     1  Dean Wampler
     1  Fengyun Liu
     1  John Sullivan
     1  Lan, Jian
     1  Aleksander Boruch-Gruszecki
     1  Ruslan Shevchenko
     1  Stefan Zeiger
     1  William Narmontas
     1  xuwei-k

Reporting Bugs

If you encounter a bug, please open an issue! 🙏