Allow concrete private interface methods in Java sources (#9748 by @dengziming)
Use StringConcatFactory for string concatenation on JDK 9+ (#9556 by @harpocrates)
Android compatibility
Add ClassValueCompat to support systems without java.lang.ClassValue (such as Android) (#9752 by @nwk37011)
For Android compatibility, make Statics.releaseFence() also catch NoSuchMethodException for java.lang.invoke.VarHandle.releaseFence() call (#9739 by @nwk37011)
Concurrency
Fix asymmetric failure behavior of Future#{zip,zipWith,traverse,sequence} by making them fail fast regardless of ordering (#9655 by @lihaoyi)
Collections
Make ArrayBuffer's iterator fail fast when buffer is mutated (#9258 by @NthPortal)
Fix ArrayOps bugs (by avoiding ArraySeq#array, which does not guarantee element type) (#9641 by @som-snytt)
Deprecate IterableOps.toIterable (#9774 by @lrytz)
Other changes
Accept supplementary Unicode characters in identifiers (#9687 by @som-snytt)
Improve tab completion and code assist in REPL (#9656 by @retronym)
Some small changes that will ship in 2.12.16 are also included in this release.
As usual for our minor releases, Scala 2.13.7 is binary-compatible with the whole Scala 2.13 series.
Upgrading from 2.12? Enable -Xmigration while upgrading to request migration advice from the compiler.
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.
... (truncated)
Commits
fe0df69 Merge pull request #9794 from som-snytt/issue/12470
06d7dcf Add comments and meaningful names per review
622d55e Merge pull request #9795 from SethTisue/merge-2.12-to-2.13-20211028
243bd86 Merge commit '0c84876d6f' into merge-2.12-to-2.13-20211028
53f114d Merge commit '7413b09085' into merge-2.12-to-2.13-20211028
87000f1 Merge commit '7faf0fbedb' into merge-2.12-to-2.13-20211028
f0e461d Merge commit '3e5a3715a6' into merge-2.12-to-2.13-20211028
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Bumps scala-library from 2.12.13 to 2.13.7.
Release notes
Sourced from scala-library's releases.
... (truncated)
Commits
fe0df69
Merge pull request #9794 from som-snytt/issue/1247006d7dcf
Add comments and meaningful names per review622d55e
Merge pull request #9795 from SethTisue/merge-2.12-to-2.13-20211028243bd86
Merge commit '0c84876d6f' into merge-2.12-to-2.13-2021102853f114d
Merge commit '7413b09085' into merge-2.12-to-2.13-2021102887000f1
Merge commit '7faf0fbedb' into merge-2.12-to-2.13-20211028f0e461d
Merge commit '3e5a3715a6' into merge-2.12-to-2.13-202110281234506
Warn on bracket after newline8232bb2
Template with empty body/parents has good position8fde4e3
Merge pull request #9786 from NthPortal/topic/ArrayBuffer-cleanupDependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting
@dependabot rebase
.Dependabot commands and options
You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)