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GitHub / scala/scala3 issues and pull requests

#23535 - Nightly Dotty workflow of 2025-07-16 failed

Issue - State: closed - Opened by github-actions[bot] 11 days ago
Labels: itype:bug, prio:blocker

#23533 - Safe val test

Pull Request - State: open - Opened by shubhampatel6103 11 days ago

#23531 - Don't approximate a type using `Nothing` as prefix

Pull Request - State: open - Opened by smarter 12 days ago

#23530 - Regression in 3.7: "cannot resolve reference to type" when calling dependent method

Issue - State: open - Opened by smarter 12 days ago
Labels: itype:bug, area:typer, regression

#23516 - Handle multiple type parameter lists in value class methods

Pull Request - State: open - Opened by odersky 14 days ago

#23515 - Support cleanup actions in class completers

Pull Request - State: open - Opened by odersky 14 days ago

#23514 - Fix this references everywhere in dependent function types

Pull Request - State: closed - Opened by odersky 14 days ago

#23513 - Refinements to skolemizaton

Pull Request - State: open - Opened by odersky 15 days ago

#23512 - Switch TypeApplications to given extensions

Pull Request - State: open - Opened by som-snytt 15 days ago - 1 comment

#23508 - Guard against invalid prefixes in argForParam

Pull Request - State: open - Opened by odersky 16 days ago - 5 comments

#23504 - Compiler crashes with "assertion failed: invalid prefix HKTypeLambda(...)"

Issue - State: open - Opened by unarist 16 days ago - 2 comments
Labels: itype:bug, itype:crash

#23489 - Unexpected union of skolems as `Singleton` type argument

Issue - State: closed - Opened by mbovel 19 days ago - 2 comments
Labels: itype:bug, area:typer, area:experimental, area:experimental:modularity

#23485 - Add restricted capabilities `x.only[C]`

Pull Request - State: open - Opened by odersky 20 days ago

#23481 - Bunched CanThrows

Issue - State: open - Opened by odersky 21 days ago - 2 comments
Labels: itype:enhancement, area:experimental, area:saferExceptions

#23474 - Implementing an abstract var with a `val` is unsound but compiles

Issue - State: open - Opened by katrinafyi 23 days ago
Labels: itype:bug, stat:needs triage

#23472 - Disallow Scala 2 implicits under -source future

Pull Request - State: open - Opened by odersky 24 days ago

#23471 - Trying Scaladoc + scala2-library-cc

Pull Request - State: open - Opened by bracevac 24 days ago

#23470 - Add an explainer to the DoubleDefinition error

Pull Request - State: closed - Opened by mbovel 24 days ago

#23469 - Implement code actions for `class X needs to be abstract` that implements all missing members

Issue - State: open - Opened by rochala 24 days ago - 1 comment
Labels: area:reporting

#23468 - backport: Backport 23414 for 3.7.2-RC2

Pull Request - State: closed - Opened by tgodzik 24 days ago

#23466 - Bring back part of PruneErasedDefs

Pull Request - State: closed - Opened by odersky 25 days ago - 3 comments

#23464 - Fix stale top level synthetic package object being used in later runs

Pull Request - State: open - Opened by jchyb 25 days ago - 1 comment

#23462 - Exclude named parameters inlay hints for java defined

Pull Request - State: closed - Opened by zielinsky 25 days ago

#23461 - Add quick fix to remove unnecessary .nn

Pull Request - State: open - Opened by SuperCl4sh 25 days ago - 1 comment

#23459 - Wrong exhaustive check with sequence wildcard on case class with custom unapply

Issue - State: open - Opened by SrTobi 26 days ago - 1 comment
Labels: itype:bug, stat:needs triage

#23458 - `--update-checkfiles` generates double line breaks on Windows?

Issue - State: open - Opened by mbovel 26 days ago - 1 comment
Labels: area:testing, Spree

#23456 - Scaladoc displays very incorrect type signatures for function type aliases

Issue - State: open - Opened by katrinafyi 26 days ago
Labels: itype:bug, stat:needs triage

#23455 - bugfix: Fix adjust type when already exists

Pull Request - State: closed - Opened by przemekiterators 27 days ago

#23454 - fix: Inconsistent annotation tooltips

Pull Request - State: closed - Opened by zielinsky 27 days ago

#23453 - Improve error message for conflicting definitions

Pull Request - State: closed - Opened by Jannyboy11 27 days ago - 3 comments

#23452 - Regression: Lazy val in local mixin trait is not memoized

Issue - State: open - Opened by tschuchortdev 27 days ago - 2 comments
Labels: itype:bug, area:lambda-lift

#23451 - Regression in `getkyo/kyo` - clashing non-existing bridges of overriden inline method

Issue - State: closed - Opened by WojciechMazur 27 days ago - 1 comment
Labels: itype:bug, stat:needs triage

#23450 - An alternative Capless-like CC scheme

Pull Request - State: open - Opened by Linyxus 28 days ago

#23449 - Insert spaces when doing rewrite _ to ?

Issue - State: open - Opened by altrack 28 days ago
Labels: itype:bug, area:rewriting tool, area:parser, stat:needs minimization

#23448 - Minor refactor of better for desugar

Pull Request - State: open - Opened by som-snytt 28 days ago

#23447 - Replace erased class modifiers with Erased base traits

Pull Request - State: open - Opened by odersky 29 days ago - 1 comment

#23446 - Enforce new given syntax under -source future

Pull Request - State: closed - Opened by odersky 29 days ago - 1 comment

#23445 - Failed to compile hello-world on Termux

Issue - State: open - Opened by lost22git 29 days ago
Labels: itype:bug, stat:needs triage

#23444 - UI freezes with latest ScalaFX requiring Java greater than 21 to run the JFXApp3

Issue - State: open - Opened by sjbiaga 30 days ago
Labels: stat:needs triage

#23443 - Enforce -new-syntax under -language:future

Pull Request - State: open - Opened by odersky 30 days ago

#23442 - [Backport] Fix regressions in asSeenFrom introduced in 3.7

Pull Request - State: closed - Opened by smarter 30 days ago

#23440 - No parameter untupling for named tuples

Issue - State: open - Opened by dos65 30 days ago
Labels: itype:bug, stat:needs triage

#23439 - Avoid forcing extension on check of local select

Pull Request - State: closed - Opened by som-snytt about 1 month ago

#23438 - Fix regressions in asSeenFrom introduced in 3.7

Pull Request - State: closed - Opened by smarter about 1 month ago - 1 comment
Labels: backport:nominated

#23437 - Scaladoc Support for Capture Checking

Issue - State: open - Opened by bracevac about 1 month ago
Labels: itype:enhancement, area:experimental:cc, needs-scaladoc-changes

#23436 - Set context owner to the method for `paramsToCap`

Pull Request - State: closed - Opened by Linyxus about 1 month ago

#23435 - Unsoundness with distribution of intersection over covariant types

Issue - State: open - Opened by SimonGuilloud about 1 month ago - 7 comments
Labels: itype:bug, itype:soundness, stat:needs triage

#23434 - fix: simplify infer type for apply

Pull Request - State: closed - Opened by kasiaMarek about 1 month ago - 1 comment

#23433 - Enable UnrollDefinitions phase in REPL frontend phases

Pull Request - State: closed - Opened by WojciechMazur about 1 month ago

#23432 - Fix Symbol.info remapping in TreeTypeMap

Pull Request - State: closed - Opened by jchyb about 1 month ago

#23431 - Fresh level checking bypassed for inferred lambda arguments

Issue - State: closed - Opened by Linyxus about 1 month ago
Labels: itype:bug, area:experimental:cc

#23430 - Bump Scala CLI to v1.8.3 (was v1.8.1)

Pull Request - State: closed - Opened by Gedochao about 1 month ago
Labels: release-notes

#23428 - Adjustments to the capability trilogy

Pull Request - State: closed - Opened by Linyxus about 1 month ago - 1 comment

#23427 - Expand Capability types also in arguments of Capability classes

Pull Request - State: closed - Opened by odersky about 1 month ago

#23425 - Fix quote re-typing error

Pull Request - State: closed - Opened by smarter about 1 month ago - 1 comment

#23424 - Unintended SafeValue Error

Pull Request - State: open - Opened by JasonH53 about 1 month ago - 1 comment

#23423 - Well-typed expression in quote fails to re-typecheck during inlining

Issue - State: closed - Opened by smarter about 1 month ago - 3 comments
Labels: itype:bug, area:metaprogramming:quotes

#23422 - Type arguments of capability classes not properly boxed in CC Setup

Issue - State: closed - Opened by Linyxus about 1 month ago
Labels: itype:bug, area:experimental:cc

#23421 - Lack of support in CC: fresh caps inside type arguments

Issue - State: closed - Opened by Linyxus about 1 month ago
Labels: itype:bug, area:experimental:cc

#23420 - fix: show correctly typed hole on applyDynamic

Pull Request - State: closed - Opened by kasiaMarek about 1 month ago - 1 comment

#23419 - Make `erased` capability-safe

Pull Request - State: open - Opened by odersky about 1 month ago

#23416 - Elide conversion of receiver in DropForMap

Pull Request - State: open - Opened by som-snytt about 1 month ago - 1 comment

#23415 - ClassCastException for computed fields returning context functions

Issue - State: open - Opened by TomasMikula about 1 month ago
Labels: itype:bug, itype:soundness, area:named-tuples, area:context functions

#23414 - chore: Improve completions when a lot of exports are present

Pull Request - State: closed - Opened by tgodzik about 1 month ago

#23409 - Regression: `betterFors` doesn't remove trailing `map`

Issue - State: open - Opened by marcinzh about 1 month ago - 14 comments
Labels: itype:bug, area:transform

#23408 - ReplCompiler should include unrolling phase

Issue - State: closed - Opened by bishabosha about 1 month ago
Labels: itype:enhancement, area:repl, area:experimental:unroll

#23402 - Unhelpful type erasure error with multiple parameter groups

Issue - State: closed - Opened by threeseed about 1 month ago - 10 comments
Labels: itype:enhancement, area:reporting, better-errors

#23400 - [SIP-71] `into[A]` type wrapper lost in mirror generation

Issue - State: open - Opened by prolativ about 1 month ago - 5 comments
Labels: itype:bug, area:typeclass-derivation, area:experimental:into

#23399 - [SIP-71] `into` modifier doesn't work with enums

Issue - State: closed - Opened by prolativ about 1 month ago - 3 comments
Labels: itype:bug, area:implicits, area:enums, area:experimental:into

#23397 - Fix issue with macro results having unexpected source switches in TASTy

Pull Request - State: closed - Opened by jchyb about 1 month ago - 1 comment

#23386 - Apply flexible types to files compiled without explicit nulls

Pull Request - State: open - Opened by HarrisL2 about 1 month ago - 3 comments

#23373 - Fix #23224: Optimize simple tuple extraction

Pull Request - State: open - Opened by noti0na1 about 1 month ago - 11 comments

#23353 - Drop invalid assumption from TastyUnpickler

Pull Request - State: closed - Opened by Jentsch about 2 months ago - 1 comment

#23350 - Unhelpful type erasure error message for members

Issue - State: closed - Opened by threeseed about 2 months ago
Labels: itype:enhancement, area:reporting, better-errors

#23313 - Quoted n-ary tuple referring to method params crashes during lambdaLift

Issue - State: open - Opened by TomasMikula about 2 months ago - 5 comments
Labels: itype:bug, itype:crash, area:metaprogramming:quotes

#23279 - Trivial inline identity function causes runtime `NoClassDefFound` error in resulting code

Issue - State: closed - Opened by neko-kai about 2 months ago - 2 comments
Labels: itype:bug, area:inline

#23276 - Test inline method returning match type

Pull Request - State: closed - Opened by som-snytt 2 months ago - 4 comments

#23273 - Fix irrefutability checking in `for` with untupling

Pull Request - State: closed - Opened by smarter 2 months ago

#23272 - Code does not compile when using `T as v` instead of `using v: T`

Issue - State: open - Opened by OndrejSpanel 2 months ago - 7 comments
Labels: itype:question, area:extension-methods

#23265 - fix: #23261 Distinguish 0.0 and -0.0 in ConstantType match types

Pull Request - State: closed - Opened by kijuky 2 months ago

#23261 - Match types do not treat 0.0d and -0.0d as equivalent constants

Issue - State: closed - Opened by kijuky 2 months ago - 5 comments
Labels: itype:bug, area:match-types

#23240 - Inapplicable given causing ambiguity

Issue - State: open - Opened by OlegYch 2 months ago - 4 comments
Labels: itype:bug, area:implicits

#23218 - Make hashcode of enum items stable

Pull Request - State: closed - Opened by mbovel 2 months ago - 2 comments

#23194 - Pickling test crash on widened SkolemTypes inside annotation type arguments

Issue - State: open - Opened by noti0na1 2 months ago - 1 comment
Labels: itype:bug, area:pickling, itype:crash

#23193 - Do not patch stdlib symbols anymore

Pull Request - State: open - Opened by hamzaremmal 2 months ago
Labels: stat:do not merge

#23192 - Incorrect capture set accepted by the compiler

Issue - State: open - Opened by nrinaudo 2 months ago
Labels: itype:bug, stat:needs triage

#23191 - Compiler cancellation with new compiler job queue

Pull Request - State: open - Opened by rochala 2 months ago

#23189 - chore: do not compile AnyVal for now

Pull Request - State: open - Opened by hamzaremmal 2 months ago
Labels: stat:do not merge

#23189 - chore: do not compile AnyVal for now

Pull Request - State: closed - Opened by hamzaremmal 2 months ago

#23188 - chore: port definitions to Predef

Pull Request - State: open - Opened by hamzaremmal 2 months ago
Labels: stat:do not merge

#23187 - Bump sdkman/sdkman-release-action from 2800d4359ae097a99afea7e0370f0c6e726182a4 to 3eb9347b254fc89b9af3a1ed08b874228f3dcd1f

Pull Request - State: closed - Opened by dependabot[bot] 2 months ago - 2 comments
Labels: dependencies, github_actions

#23186 - Desugar doc fix

Pull Request - State: open - Opened by rochala 2 months ago

#23185 - Nonsense opaque type definition crashes compiler

Issue - State: open - Opened by jchyb 2 months ago - 4 comments
Labels: itype:bug, itype:crash, Spree, area:opaque-types