Binaries for this release are available at
https://downloads.haskell.org/~hls/haskell-language-server-2.12.0.0/.

These binaries can be installed using GHCup, using the vanilla metadata channel.

ghcup --url-source=https://raw.githubusercontent.com/haskell/ghcup-metadata/master/ghcup-vanilla-0.0.9.yaml install hls 2.12.0.0

All of these tarballs have associated GPG signatures. The signature should be from Zubin Duggal <zubin@well-typed.com> (key ID 588764FBE22D19C4).

The prebuilt binaries in this release support the following GHC versions:

• 9.6.7
• 9.8.4
• 9.10.3
• 9.12.2

Changelog

2.12.0.0

• Bindists for GHC 9.12.2
• Bindists for GHC 9.10.3
• Bindists for GHC 9.8.4
• Bindists for GHC 9.6.7
• Dropped support for GHC 9.4
• Dropped binaries for Debian 9
• Added binaries for Debian 13
• Support for cabal-install 3.16

Pull Requests

• Fix warning for -Werror build in Circle CI
  (#4727) by @fendor
• Replace neat-interpolation with string-interpolate
  (#4717) by @jian-lin
• Document how to set formattingProvider in emacs, modern syntax
  (#4713) by @unhammer
• Replace writeFile with atomicFileWrite in ghcide-tests
  (#4710) by @soulomoon
• #4705 Fix flaky test bidirectional module dependency with hs-boot
  (#4706) by @soulomoon
• Refactor CoreFile to use fat interface core type
  (#4700) by @soulomoon
• Support fourmolu 0.19.0.0
  (#4693) by @brandonchinn178
• Bump CI to GHC 9.10.2
  (#4687) by @fendor
• Upgrade to hie-bios 0.17.0
  (#4686) by @fendor
• Fix build with GHC 9.10.3-rc1
  (#4679) by @andreasabel
• Use plain comments instead of annotations for HLint ignores
  (#4669) by @georgefst
• Use structured diagnostics for type wildcard fill suggestions
  (#4664) by @sgillespie
• concurrency bug fixes/ improvements
  (#4663) by @MangoIV
• Show LaTeX math expressions in haddockToMarkdown
  (#4658) by @webdevred
• Mangoiv/improve key business
  (#4654) by @MangoIV
• hls-cabal-plugin: Fix cabal-add bound (#4642)
  (#4652) by @wz1000
• fix: add context code action with trailing comment
  (#4649) by @guibou
• Use hie-bios 0.16
  (#4647) by @fendor
• Fix build for GHC 9.10.2
  (#4644) by @sgillespie
• Add tests for references to record fields and update symbol retrieval to only include source nodes
  (#4641) by @soulomoon
• Bump up hiedb version #4639
  (#4640) by @soulomoon
• CI: Fix hls-eval-plugin tests for GHC-9.10
  (#4638) by @sgillespie
• Fix renaming data constructors with fields (resolves #2915, resolves #4083)
  (#4635) by @jhrcek
• Migrate change-type-signature-plugin to use structured diagnostics
  (#4632) by @sgillespie
• Reload .cabal files when they are modified
  (#4630) by @fendor
• Set the diagnostic code description on GHC diagnostics
  (#4629) by @michaelpj
• Ensure usage of stan-0.2.1.0 to fix #4515
  (#4628) by @0rphee
• Implement signature help
  (#4626) by @jian-lin
• Start using structured diagnostics for missing signatures
  (#4625) by @janvogt
• hls-notes-plugin: Allow to see where a note is referenced from
  (#4624) by @jvanbruegge
• Revert "Switch ghcide tests to sequential execution (#4307)"
  (#4623) by @fendor
• Use structured diagnostics in pragmas plugin
  (#4620) by @dyniec
• Fix completion for record dot syntax when record isn't known
  (#4619) by @samuel-williams-da
• Add Code Action for adding a module to your project's cabal file
  (#4617) by @VeryMilkyJoe
• Support hlint on 9.10 apart from apply-refact
  (#4616) by @michaelpj
• Remove hie-compat
  (#4613) by @dschrempf
• allow Diff 1.x
  (#4608) by @peterbecich
• provide curl in dev shell
  (#4607) by @peterbecich
• Fix minor typo in Eval plugin descriptor
  (#4597) by @joe-warren
• Avoid unnecessary recompilation due to -haddock
  (#4596) by @fendor
• Compute Partial module graph fingerprints
  (#4594) by @soulomoon
• Strip prefixes added by DuplicateRecordFields
  (#4593) by @kozak
• Use shorter test names in ghcide-tests
  (#4591) by @fendor
• Bump haskell-actions/setup from 2.7.11 to 2.8.0
  (#4589) by @dependabot[bot]
• Only expand positional records if the DataCon application is fully saturated
  (#4586) by @ozkutuk
• Prepare release 2.11.0.0
  (#4585) by @wz1000
• Plugin tutorial, more changes
  (#4570) by @dschrempf
• Cleanup CPPs, remove support for GHC 9.4
  (#4567) by @dschrempf
• Migrate hls-class-plugin to use structured diagnostics
  (#4472) by @fendor
• Generate custom parameters' documentation for plugins
  (#4414) by @develop7
• Switch ghcide tests to sequential execution
  (#4307) by @dyniec