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Highlights of the release

changelogs/3.7.1.md

3.8.36.9 KB
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Highlights of the release

  • Support for JDK 25 #23004
  • Warn if interpolator uses toString #20578
  • Warn if match in block is not used for PartialFunction #23002

Other changes and fixes

Annotations

  • Approximate annotated types in wildApprox #22893
  • Keep unused annot on params #23037

Erasure

  • Disallow context function types as value-class parameters #23015

Experimental: Capture Checking

  • Two fixes to handling of abstract types with cap bounds #22838
  • Drop idempotent type maps #22910
  • Fix setup of class constructors #22980

Experimental: Unroll

  • Fix #22833: allow unroll annotation in methods of final class #22926

Experimental: Referencable Package Objects

  • Add experimental.packageObjectValues language setting #23001

Exports

  • Respect export alias for default arg forwarder #21109

Extension Methods

  • Extension check checks for no parens not empty parens #22825

GADTs

  • Fix: Prevent GADT reasoning in pattern alternatives #22853

Linting

  • Dealias when looking into imports #22889
  • Process Export for unused check #22984
  • Drill into QuotePattern bindings symbol info #22987
  • No warn implicit param of overriding method #22901
  • No warn for evidence params of marker traits such as NotGiven #22985
  • Mention extension in unused param warning #23132
  • Remove premature caching of lookups for unused lint #22982
  • Enclosing package p.q not visible as q #23069

Inline

  • Revert recent changes to opaque type proxy generation #23059

Initialization

  • Check for tasty error in template trees. #22867

Metaprogramming: Compile-time

  • Fix issue with certain synthetics missing in compiletime.typechecks #22978

Named Tuples

  • Call dealias after stripping type variables for tupleElementTypesUpTo #23005
  • Avoid loosing denotations of named types during integrate #22839

Pattern Matching

  • Fix existing GADT constraints with introduced pattern-bound symbols #22928

Pickling

  • Fix fromProduct synthesized code for parameter-dependent case classes #22961

Presentation Compiler

  • Completions for requests just before string #22894
  • Fix: go to def should lead to all: apply, object and class #22771
  • Ignore ending $ when looking at end marker names #22798
  • Feature: Skip auto importing symbols we know are wrong in current context #22813
  • Show the Autofill completion case as what would be auto-filled #22819
  • Bugfix: Fix issues with annotations not detected #22878
  • Improvement: Rework IndexedContext to reuse the previously calculated scopes #22898
  • Pc: Properly adjust indentation when inlining blocks #22915
  • Improvement: Support using directives in worksheets #22957
  • Fix: show hover for synthetics if explicitly used #22973
  • Pc: fix: inline value when def indentation equals 2 #22990

Rewrites

  • Fix insertion of using in applications with trailing lambda syntax #22937
  • Test chars safely when highlighting #22918

Reporting

  • Print infix operations in infix form #22854

Runner

  • Bump Scala CLI to v1.8.0 (was v1.7.1) #23168

Scaladoc

  • Chore: add support for 'abstract override' modifier #22802
  • Scaladoc: fix generation of unique header ids #22779

Settings

  • Filter allowed source versions by import and by settings #23215

Typer

  • Disallow context bounds in type lambdas #22659
  • Refuse trailing type parameters in extractors #22699
  • Fix #22724: Revert the PolyType case in #21744 #22820
  • Fix isGenericArrayElement for higher-kinded types #22938
  • Tighten condition to preserve denotation in IntegrateMap #23060

Transform

  • Mix in the productPrefix hash statically in case class hashCode #22865

Value Classes

  • Fix #21918: Disallow value classes extending type aliases of AnyVal #23021

Contributors

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

According to git shortlog -sn --no-merges 3.7.0..3.7.1 these are:

   135  Martin Odersky
    31  Som Snytt
    14  Wojciech Mazur
    13  Hamza Remmal
    13  Matt Bovel
     6  Jan Chyb
     5  Quentin Bernet
     5  Tomasz Godzik
     4  aherlihy
     3  HarrisL2
     3  Natsu Kagami
     3  Ondrej Lhotak
     3  Piotr Chabelski
     3  Sébastien Doeraene
     2  Yichen Xu
     2  Yoonjae Jeon
     2  kasiaMarek
     1  Aleksey Troitskiy
     1  Daisy Li
     1  Dale Wijnand
     1  Jan-Pieter van den Heuvel
     1  Jędrzej Rochala
     1  Kacper Korban
     1  Katarzyna Marek
     1  Lukas Rytz
     1  Mikołaj Fornal
     1  Nikita Glushchenko
     1  Oliver Bračevac
     1  Ondřej Lhoták
     1  dependabot[bot]
     1  noti0na1
     1  philippus