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Scala 2.12.20
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@SethTisue SethTisue released this 04 Sep 15:14
· 9745 commits to 2.13.x since this release
v2.12.20
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SethTisue Seth Tisue
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Learn about vigilant mode.
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Learn about vigilant mode.

This release improves compatibility:

  • Support JDK 23 in optimizer (via upgrade to patched ASM 9.7.0) (#10747 by @Philippus)
  • Bump scala-xml dependency to 2.3.0 (was 2.2.0) (#10782)

and compiler profiling:

For complete 2.12.20 change lists, see all merged PRs and all closed bugs.

Compatibility

As usual for our minor releases, Scala 2.12.20 is binary-compatible with the whole Scala 2.12 series.

Contributors

A big thank you to everyone who's helped improve Scala by reporting bugs, improving our documentation, spreading kindness in discussions around Scala, and submitting and reviewing pull requests! You are all magnificent.

This release was brought to you by 8 contributors, according to git shortlog -sn --no-merges @ ^v2.12.19. Thank you Scala Steward, Seth Tisue, Lukas Rytz, A. P. Marki, Hamza Remmal, Philippus Baalman, Stefan Zeiger, nbauma109.

Thanks to Lightbend for their continued sponsorship of the Scala 2 team’s efforts. Lightbend offers commercial support for Scala 2.

Scala 2.12 notes

The release notes for Scala 2.12.0 have important information applicable to the whole 2.12 series.

Obtaining Scala

Scala releases are available through a variety of channels, including (but not limited to):

  • Bump the scalaVersion setting in your sbt project
  • Bump the using scala setting in your Scala CLI project
  • Download a distribution from scala-lang.org
  • Obtain JARs via Maven Central
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