chore(deps): update dependency scala to v2.12.20

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
scala (source)	2.12.18 -> 2.12.20

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Release Notes

scala/scala (scala)

v2.12.20: Scala 2.12.20

Compare Source

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:

• Collect statistics without printing them (#​10798 by @​szeiger)

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

v2.12.19: Scala 2.12.19

Compare Source

This release improves compatibility:

• Support certain Java libraries compiled on JDK 21 (#​10675 by @​SethTisue)
• Support JDK 22 in optimizer (by upgrading to ASM 9.6) (#​10575 by @​Philippus)
• New -Yrelease option supplements -release, allows access to additional JVM packages (#​10671 by @​som-snytt)
• Update compiler's scala-xml dependency to 2.2.0 (was 2.1.0) (#​10459 by @​SethTisue)

And it has bugfixes:

• Fix rare NullPointerException in some tree-based collections (#​10640 by @​lrytz)
• Improved InterruptedException handling for Futures (#​10379 by @​szeiger)

For complete 2.12.19 change lists, see all merged PRs and all closed bugs.

Compatibility

As usual for our minor releases, Scala 2.12.19 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 9 contributors, according to git shortlog -sn --no-merges @​ ^v2.12.18 ^2.11.x. Thank you Scala Steward, Seth Tisue, A. P. Marki, Lukas Rytz, Stefan Zeiger, Dmitry Komanov, Philippus Baalman, cahilltr, dependabot.

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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