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Issues list

Compiler crashed when pattern matching on an abstract scrutinee, with a sealed trait extended by a private class area:pattern-matching itype:bug
#21790 opened Oct 16, 2024 by SimonGuilloud
1
@dwijnand
Inaccurate warning message for the last redundant wildcard case in pattern match area:nullability area:pattern-matching itype:bug
#21724 opened Oct 7, 2024 by noti0na1
1
Inconsistent space analysis when singleton types are nested in And/Or types area:pattern-matching itype:bug
#21723 opened Oct 7, 2024 by noti0na1
Pattern matching against enum case without parameters compiles without warnings area:linting Linting warnings enabled with -W or -Xlint area:pattern-matching itype:bug
#21618 opened Sep 19, 2024 by lolgab
9
Performance regression in fommil/jzon area:pattern-matching itype:bug itype:performance prio:high regression This worked in a previous version but doesn't anymore
#21569 opened Sep 9, 2024 by WojciechMazur
2
@dwijnand
7
Explicit type specification in match worsens type checks area:pattern-matching itype:bug
#20705 opened Jun 20, 2024 by mohe2015
@dwijnand
1
Wrong unreachable code reported for inline def pattern match area:pattern-matching better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:bug
#20395 opened May 13, 2024 by enif-lee
2
Strange behaviour related to type test of path-dependent types and divergence from Scala 2 area:pattern-matching itype:bug
#20354 opened May 7, 2024 by liufengyun
1
4
val pattern match extraction does not understand actual type (with or without type ascription.) area:pattern-matching area:spec better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:bug
#20334 opened May 4, 2024 by megri
4
Failure in function literal adaptation to partial function area:pattern-matching area:reporting Error reporting including formatting, implicit suggestions, etc itype:bug
#20197 opened Apr 15, 2024 by som-snytt
1
Unexhaustive match in function literal disregarded when implicitly converting to PartialFunction area:pattern-matching itype:bug
#20196 opened Apr 15, 2024 by cornerman
3
Type bound lost in pattern matching area:gadt area:pattern-matching itype:bug
#20040 opened Mar 28, 2024 by Krever
Incorrect Match case Unreachable warning area:pattern-matching itype:bug
#18736 opened Oct 20, 2023 by Anghammar
1
@dwijnand
3
under future, refutable patterns in "for" do not suggest to use "case" area:pattern-matching area:reporting Error reporting including formatting, implicit suggestions, etc better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:enhancement
#18622 opened Sep 29, 2023 by bishabosha
extractor for only possible concrete class of sealed trait considered refutable area:pattern-matching itype:enhancement
#18621 opened Sep 29, 2023 by bishabosha
3
improve Unreachable case error message area:pattern-matching area:reporting Error reporting including formatting, implicit suggestions, etc better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:enhancement
#18519 opened Sep 6, 2023 by He-Pin
@bishabosha
12
Warn when identifier pattern is obscuring further down cases, e.g. in case the user thought it was value equality test area:pattern-matching area:reporting Error reporting including formatting, implicit suggestions, etc better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:enhancement
#18496 opened Sep 1, 2023 by arturaz
5
False non-exhaustive match report. area:pattern-matching itype:bug
#18196 opened Jul 12, 2023 by ftucky
@dwijnand
2
Unreachable case in TypeTest area:pattern-matching itype:bug
#18052 opened Jun 24, 2023 by bblfish
@dwijnand
4
Pattern Matching : Wrong Unreachable case warning area:pattern-matching itype:bug
#17188 opened Mar 30, 2023 by ftucky
@dwijnand
7
Literal pattern must conform to the expected type area:pattern-matching itype:bug
#16821 opened Feb 2, 2023 by som-snytt
4
False positive unreachable warning when matching AnyRef against a primitive pattern area:pattern-matching compat:java itype:bug
#16172 opened Oct 11, 2022 by durban
1
Incorrect type inside tuple returned from match area:pattern-matching area:typer itype:bug
#15972 opened Sep 5, 2022 by Arthurm1
Unexpected exhaustivity warning in dependently typed function match statement area:pattern-matching itype:bug
#15876 opened Aug 17, 2022 by Bersier
Quotes: unapply method types should be an instance of Matchable area:pattern-matching itype:bug
#15693 opened Jul 17, 2022 by rskfocus
2
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