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Last updated May 20, 2025
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0 issues of 1244 selected

  • better unification for compound types

    implicit
    infer
    Status: Open.
    #5550 In scala/bug;
    · scabug opened on Mar 5, 2012

  • Wildcard capture goes wrong on nested wildcard

    existential
    fixed in Scala 3This issue does not exist in the Scala 3 compiler (https://github.com/lampepfl/dotty/)
    infer
    should not compile
    Status: Open.
    #9419 In scala/bug;
    · scabug opened on Jul 28, 2015

  • Inferred types must uniformly encounter the same restrictions as declared types

    fixed in Scala 3This issue does not exist in the Scala 3 compiler (https://github.com/lampepfl/dotty/)
    should not compile
    Status: Open.
    #6944 In scala/bug;
    · scabug opened on Jan 8, 2013

  • Garbage collecting REPL bindings...

    enhancement
    repl
    Status: Open.
    #4331 In scala/bug;
    · scabug opened on Mar 10, 2011

  • Scala Language Specification HTML website has duplicate ID attributes

    good first issue
    help wanted
    language spec
    Status: Open.
    #11720 In scala/bug;
    · JoergWMittag opened on Sep 1, 2019

  • Feature: Warn against creating packages and classes with file names illegal on Windows

    enhancement
    errors and warnings
    Status: Open.
    #11721 In scala/bug;
    · Sciss opened on Sep 2, 2019

  • wrong "fruitless type test" warning

    errors and warnings
    fixed in Scala 3This issue does not exist in the Scala 3 compiler (https://github.com/lampepfl/dotty/)
    Status: Open.
    #11705 In scala/bug;
    · scf37 opened on Aug 22, 2019

  • Help with typos in qualifiers

    errors and warnings
    Status: Open.
    #11699 In scala/bug;
    · som-snytt opened on Aug 21, 2019

  • Optimizer: Tuple copy and copy$default are not inlined

    optimizer
    Status: Open.
    #11669 In scala/bug;
    · lrytz opened on Aug 8, 2019

  • DSL for using a String as the input of a process

    enhancement
    library
    module:scala.sys
    Status: Open.
    #11668 In scala/bug;
    · jroper opened on Aug 8, 2019

  • Static forwarders are sometimes missing generic signatures

    Status: Open.
    #11305 In scala/bug;
    · lrytz opened on Dec 12, 2018

  • Unify Scala hashing algorithms

    library
    Status: Open.
    #10084 In scala/bug;
    · scabug opened on Nov 30, 2016

  • Scala 2.12 -> 2.13 regression in type inference dealising

    infer
    regression
    should compile
    Status: Open.
    #11660 In scala/bug;
    · japgolly opened on Aug 4, 2019

  • Reflection exceptions using structural types with Java classes

    structural types
    Status: Open.
    #11656 In scala/bug;
    · rjmac opened on Jul 31, 2019

  • Scalac outputs least informative error

    errors and warnings
    implicit
    Status: Open.
    #10234 In scala/bug;
    · scabug opened on Mar 17, 2017

  • Improve user experience when unapplySeq doesn't conform to the expected "structural" type

    patmat
    Status: Open.
    #11102 In scala/bug;
    · lrytz opened on Aug 22, 2018

  • a curious case of ill-scoped references when argument list and callee are in different scopes

    typer
    Status: Open.
    #7881 In scala/bug;
    · scabug opened on Sep 27, 2013

  • Fragile initialization of runtime reflection universe, forces a large graph

    reflection
    Status: Open.
    #10903 In scala/bug;
    · lrytz opened on May 25, 2018

  • spurious "illegal cyclic reference" in self-referring supertype

    fixed in Scala 3This issue does not exist in the Scala 3 compiler (https://github.com/lampepfl/dotty/)
    Status: Open.
    #8649 In scala/bug;
    · scabug opened on Jun 6, 2014

  • Replay script is not pasteable

    repl
    Status: Open.
    #11613 In scala/bug;
    · som-snytt opened on Jul 6, 2019

  • Incorrect encoding and decoding of symbolic names in scaladoc links

    scaladoc tool
    Status: Open.
    #11587 In scala/bug;
    · szeiger opened on Jun 25, 2019

  • Type params ScalaDoc for PartialFunction.compose incorrectly fused

    scaladoc tool
    Status: Open.
    #9430 In scala/bug;
    · scabug opened on Aug 6, 2015

  • Option.chain() & PartialFunction.liftChain()

    enhancement
    library
    Status: Open.
    #8618 In scala/bug;
    · scabug opened on May 25, 2014

  • Contravariance prevents proper type derivation in Scala 2.13.0

    fixed in Scala 3This issue does not exist in the Scala 3 compiler (https://github.com/lampepfl/dotty/)
    typer
    Status: Open.
    #11570 In scala/bug;
    · swachter opened on Jun 16, 2019

  • existential type bound check fails in value class

    should compile
    valueclass
    Status: Open.
    #11562 In scala/bug;
    · kailuowang opened on Jun 7, 2019
    •