Prepare release 2.15.0.0

.github/generate-ci/gen_ci.hs

@@ -175,6 +175,7 @@ envVars arch os = object $
          AArch64 -> "ARM64")
      , "ADD_CABAL_ARGS" .= str (case (os,arch) of
         (Linux _, Amd64) -> "--enable-split-sections"
+        (Windows, _)     -> "--max-backjumps 10000"
         _                -> "")
      , "ARTIFACT" .= artifactName arch os
      ]

.github/scripts/test.sh

@@ -108,35 +108,39 @@ case "${TARBALL_EXT}" in
         hls_bin=$(ls "$CI_PROJECT_DIR/out/${TARBALL_PREFIX}"-*-"${ARTIFACT}.tar.xz")
         hls_ver_=${hls_bin#*haskell-language-server-}
         hls_ver=${hls_ver_%-"${ARTIFACT}"*}
-        ghcup install hls -u "file://${hls_bin}" "${hls_ver}" --force
+
+        # use a clean isolated directory to install the tarball into.
+        hls_root="$CI_PROJECT_DIR/hls-bindist-test"
+        rm -rf "$hls_root"
+        ghcup install hls -u "file://${hls_bin}" "${hls_ver}" --isolate "$hls_root"
+
+        # PATH is the only place the wrapper looks for the per-GHC binaries.
+        export PATH="${hls_root}/bin:$PATH"
 
         # cleanup from previous dirty runs
         rm -rf "$HOME"/.local/lib/haskell-language-server-* || true
 
         # print rpaths and libdirs
         case "$(uname -s)" in
             "Darwin"|"darwin")
-                otool -l "$(ghcup whereis basedir)/hls/${hls_ver}/lib/haskell-language-server-${hls_ver}/bin/"haskell-language-server-*
+                otool -l "$hls_root"/lib/haskell-language-server-*/bin/haskell-language-server-*
                 ;;
             "FreeBSD")
-                readelf -Ws "$(ghcup whereis basedir)/hls/${hls_ver}/lib/haskell-language-server-${hls_ver}/bin/"haskell-language-server-*
+                readelf -Ws "$hls_root"/lib/haskell-language-server-*/bin/haskell-language-server-*
                 ;;
             *)
-                objdump -x "$(ghcup whereis basedir)/hls/${hls_ver}/lib/haskell-language-server-${hls_ver}/bin/"haskell-language-server-*
+                objdump -x "$hls_root"/lib/haskell-language-server-*/bin/haskell-language-server-*
                 ;;
         esac
-        tree "$(ghcup whereis basedir)/hls/${hls_ver}/lib/haskell-language-server-${hls_ver}/bin/"
-        tree "$GHCUP_BIN"
+        tree "$hls_root"
 
         enter_test_package
         create_cradle
         create_cabal_project
-        test_all_hls "$(ghcup whereis bindir)"
+        test_all_hls "${hls_root}/bin"
 
         ;;
     *)
         fail "Unknown TARBALL_EXT: ${TARBALL_EXT}"
         ;;
 esac
-
-

.github/workflows/release.yaml

@@ -1147,7 +1147,7 @@ jobs:
         retention-days: 2
   bindist-x86_64-windows:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -4208,7 +4208,7 @@ jobs:
         retention-days: 2
   build-x86_64-windows-9103:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -4241,7 +4241,7 @@ jobs:
         retention-days: 2
   build-x86_64-windows-9122:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -4274,7 +4274,7 @@ jobs:
         retention-days: 2
   build-x86_64-windows-9124:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -4307,7 +4307,7 @@ jobs:
         retention-days: 2
   build-x86_64-windows-9141:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -4340,7 +4340,7 @@ jobs:
         retention-days: 2
   build-x86_64-windows-967:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -4373,7 +4373,7 @@ jobs:
         retention-days: 2
   build-x86_64-windows-984:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -5010,7 +5010,7 @@ jobs:
       shell: sh
   test-x86_64-windows:
     env:
-      ADD_CABAL_ARGS: ''
+      ADD_CABAL_ARGS: --max-backjumps 10000
       ARCH: '64'
       ARTIFACT: x86_64-mingw64
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}

ChangeLog.md

@@ -1,5 +1,182 @@
 # Changelog for haskell-language-server
 
+## 2.15.0.0
+
+- Remove `hls-retrie-plugin`
+- Add `hls-export-plugin`
+- Enable `hls-semantic-tokens-plugin` by default
+- Prefer multi-component loading by default
+- Replace the `sessionLoading` config with `componentsLoading`
+- Support for Ormolu and Fourmolu on GHC 9.14
+- Improvements to ghcide
+  - Point documentation and source links at Hackage
+  - Stop unloading all bytecode whenever new bytecode is generated
+  - Unload linkables when any transitive dependency changes
+- Improvements to `hls-rename-plugin`
+  - Improved limited cross-module renaming
+- Improvements to `hls-refactor-plugin`
+  - Code action to delete all unused bindings, including `let` bindings
+- Improvements to `hls-eval-plugin`
+  - Capture `stdout` and `stderr` from evaluated expressions
+- Improvements to `hls-splice-plugin`
+  - Support declaration splices
+- Optimizations
+  - Speed up dependency graph building
+  - Load core files on demand and improve freshness checking
+- Bug fixes
+  - Correct code action edits across several plugins
+  - Match GHC when resolving imports and boot files
+  - Avoid serving stale completions, documentation and diagnostics
+
+### Pull Requests
+
+- Split module interface rule into interface and code outputs
+  ([#5057](https://github.com/haskell/haskell-language-server/pull/5057)) by @crtschin
+- Show built keys by rule in `ghcide-bench` summary
+  ([#5055](https://github.com/haskell/haskell-language-server/pull/5055)) by @crtschin
+- docs: updated moved nvim-lspconfig page
+  ([#5051](https://github.com/haskell/haskell-language-server/pull/5051)) by @LanHikari22
+- Delete unused `CodeAction.RuleTypes` module
+  ([#5050](https://github.com/haskell/haskell-language-server/pull/5050)) by @crtschin
+- Keep only the core file hash in `HiFileResult`
+  ([#5048](https://github.com/haskell/haskell-language-server/pull/5048)) by @crtschin
+- Change `rangesOverlap` to honor the fact that `Range`s are inclusive to the left but exclusive to the right
+  ([#5047](https://github.com/haskell/haskell-language-server/pull/5047)) by @Aster89
+- Use a unique id for each file watcher registration
+  ([#5043](https://github.com/haskell/haskell-language-server/pull/5043)) by @crtschin
+- Simplify `activeDiagnosticsInRange` by returning `[FileDiagnostic]` instead of `Maybe [FileDiagnostic]`
+  ([#5041](https://github.com/haskell/haskell-language-server/pull/5041)) by @Aster89
+- Unload linkables if any transitive dependency changes
+  ([#5035](https://github.com/haskell/haskell-language-server/pull/5035)) by @wz1000
+- Stop unloading all bytecode whenever we generate new bytecode
+  ([#5033](https://github.com/haskell/haskell-language-server/pull/5033)) by @wz1000
+- cross-module renames
+  ([#5031](https://github.com/haskell/haskell-language-server/pull/5031)) by @Esgariot
+- Set FileCache hook before typechecking
+  ([#5030](https://github.com/haskell/haskell-language-server/pull/5030)) by @fendor
+- Improve error messages in HLS
+  ([#5029](https://github.com/haskell/haskell-language-server/pull/5029)) by @fendor
+- Fix invalid non-singleton constraint suggestion edits
+  ([#5028](https://github.com/haskell/haskell-language-server/pull/5028)) by @crtschin
+- Some improvements of comments, of code, and return->pure
+  ([#5026](https://github.com/haskell/haskell-language-server/pull/5026)) by @Aster89
+- Build CI with `--jobs` and `--semaphore`
+  ([#5022](https://github.com/haskell/haskell-language-server/pull/5022)) by @crtschin
+- Bump fkirc/skip-duplicate-actions from 5.3.1 to 5.3.2
+  ([#5019](https://github.com/haskell/haskell-language-server/pull/5019)) by @dependabot[bot]
+- Isolate per-test caches via explicit args instead of `XDG_CACHE_HOME`
+  ([#5018](https://github.com/haskell/haskell-language-server/pull/5018)) by @crtschin
+- Restrict batch session loads to files owned by the same cradle
+  ([#5017](https://github.com/haskell/haskell-language-server/pull/5017)) by @simonhorlick
+- Workaround for semantic tokens on Windows with CPP
+  ([#5016](https://github.com/haskell/haskell-language-server/pull/5016)) by @Abbath
+- Fix stale completions after changing an import alias
+  ([#5011](https://github.com/haskell/haskell-language-server/pull/5011)) by @BurningLutz
+- Ormolu & Fourmolu on GHC 9.14
+  ([#5009](https://github.com/haskell/haskell-language-server/pull/5009)) by @kafji
+- bugfix(ghc optimization option): set optimization level to 0 to eval properly
+  ([#5008](https://github.com/haskell/haskell-language-server/pull/5008)) by @abdivasiyev
+- fix(hls-eval-plugin): hardcode QckChck to eval property tests
+  ([#5007](https://github.com/haskell/haskell-language-server/pull/5007)) by @abdivasiyev
+- adding whole-project loading
+  ([#5002](https://github.com/haskell/haskell-language-server/pull/5002)) by @Saizan
+- Enable semantic tokens plugin by default
+  ([#5000](https://github.com/haskell/haskell-language-server/pull/5000)) by @soulomoon
+- Nix shell for ghc9.14
+  ([#4998](https://github.com/haskell/haskell-language-server/pull/4998)) by @dyniec
+- Docs: update Kakoune configuration instructions
+  ([#4997](https://github.com/haskell/haskell-language-server/pull/4997)) by @ficd0
+- Bump actions/checkout to v7
+  ([#4995](https://github.com/haskell/haskell-language-server/pull/4995)) by @fendor
+- Bump actions/cache from 5 to 6 in /.github/actions/setup-build
+  ([#4994](https://github.com/haskell/haskell-language-server/pull/4994)) by @dependabot[bot]
+- Bump actions/cache from 5 to 6
+  ([#4993](https://github.com/haskell/haskell-language-server/pull/4993)) by @dependabot[bot]
+- Add `Unexport ...` to `hls-export-plugin`
+  ([#4991](https://github.com/haskell/haskell-language-server/pull/4991)) by @crtschin
+- Remove @santiweight from CODEOWNERS for hls-refactor-plugin
+  ([#4984](https://github.com/haskell/haskell-language-server/pull/4984)) by @santiweight
+- Remove CI workaround for ghcup GH runner issue
+  ([#4982](https://github.com/haskell/haskell-language-server/pull/4982)) by @crtschin
+- Splice export modifications precisely when using CPP
+  ([#4981](https://github.com/haskell/haskell-language-server/pull/4981)) by @crtschin
+- Bump GHA versions
+  ([#4980](https://github.com/haskell/haskell-language-server/pull/4980)) by @fendor
+- Support fourmolu 0.20.0.0
+  ([#4979](https://github.com/haskell/haskell-language-server/pull/4979)) by @brandonchinn178
+- Support symbolic record fields when converting to record syntax
+  ([#4978](https://github.com/haskell/haskell-language-server/pull/4978)) by @olaberglund
+- Fix running `cabal test all` as a local workflow
+  ([#4974](https://github.com/haskell/haskell-language-server/pull/4974)) by @crtschin
+- Extend delete-unused-bindings to let-expression bindings
+  ([#4972](https://github.com/haskell/haskell-language-server/pull/4972)) by @olaberglund
+- Try getting rid of `withWarnings` in `~Compile.hs`
+  ([#4971](https://github.com/haskell/haskell-language-server/pull/4971)) by @Aster89
+- Remove `LD_LIBRARY_PATH` override in nix `devShell`
+  ([#4966](https://github.com/haskell/haskell-language-server/pull/4966)) by @crtschin
+- Fix: make subsumesEither commutative
+  ([#4964](https://github.com/haskell/haskell-language-server/pull/4964)) by @olaberglund
+- Remove unused test-logs directory
+  ([#4960](https://github.com/haskell/haskell-language-server/pull/4960)) by @crtschin
+- Change HLS default to prefer multi-component loading
+  ([#4959](https://github.com/haskell/haskell-language-server/pull/4959)) by @xsebek
+- Code action to delete all unused bindings
+  ([#4958](https://github.com/haskell/haskell-language-server/pull/4958)) by @olaberglund
+- nix-flake: Update inputs
+  ([#4956](https://github.com/haskell/haskell-language-server/pull/4956)) by @akshaymankar
+- Add support for extra LSP options
+  ([#4955](https://github.com/haskell/haskell-language-server/pull/4955)) by @VeryMilkyJoe
+- Use defaultTestRunner in ghcide-test
+  ([#4953](https://github.com/haskell/haskell-language-server/pull/4953)) by @xsebek
+- Create `hls-export-plugin` with `Export '...'` code action
+  ([#4952](https://github.com/haskell/haskell-language-server/pull/4952)) by @crtschin
+- use knownBuildTypes to populate completion targets
+  ([#4950](https://github.com/haskell/haskell-language-server/pull/4950)) by @olaberglund
+- Fix accidentally deleting the installed GHC in CI
+  ([#4947](https://github.com/haskell/haskell-language-server/pull/4947)) by @crtschin
+- Fix `transitiveReverseDependencies` recursion
+  ([#4946](https://github.com/haskell/haskell-language-server/pull/4946)) by @crtschin
+- Fix hls-class-plugin indentation
+  ([#4937](https://github.com/haskell/haskell-language-server/pull/4937)) by @Aster89
+- Never compute the DocMap with stale data
+  ([#4936](https://github.com/haskell/haskell-language-server/pull/4936)) by @fendor
+- Add typing burst benchmark coverage
+  ([#4934](https://github.com/haskell/haskell-language-server/pull/4934)) by @soulomoon
+- Avoid relying on `OccNames` when generating class methods
+  ([#4932](https://github.com/haskell/haskell-language-server/pull/4932)) by @crtschin
+- Fixbench
+  ([#4928](https://github.com/haskell/haskell-language-server/pull/4928)) by @soulomoon
+- ghcide-2.14 requires extra >= 1.8
+  ([#4926](https://github.com/haskell/haskell-language-server/pull/4926)) by @juhp
+- Add build-type: Hooks to Cabal completion plugin
+  ([#4920](https://github.com/haskell/haskell-language-server/pull/4920)) by @sheaf
+- Avoid logging `AsyncCancelled` stacktraces on session restart
+  ([#4919](https://github.com/haskell/haskell-language-server/pull/4919)) by @crtschin
+- Use pretty printing context when expanding records
+  ([#4917](https://github.com/haskell/haskell-language-server/pull/4917)) by @crtschin
+- Update splice plugin
+  ([#4915](https://github.com/haskell/haskell-language-server/pull/4915)) by @georgefst
+- Mark boot files to load first in `ghcSessionDepsDefinition`
+  ([#4914](https://github.com/haskell/haskell-language-server/pull/4914)) by @martijnbastiaan
+- Account for boot files in `processDependencyInformation`
+  ([#4913](https://github.com/haskell/haskell-language-server/pull/4913)) by @martijnbastiaan
+- Exclude superclass-generated names in class placeholders
+  ([#4902](https://github.com/haskell/haskell-language-server/pull/4902)) by @crtschin
+- Only check for garbage in key garbage collection test
+  ([#4900](https://github.com/haskell/haskell-language-server/pull/4900)) by @crtschin
+- Prepare release 2.14.0.0
+  ([#4897](https://github.com/haskell/haskell-language-server/pull/4897)) by @wz1000
+- Remove `hls-retrie-plugin`
+  ([#4839](https://github.com/haskell/haskell-language-server/pull/4839)) by @omarjatoi
+- Use Hackage for Documentation and Source links
+  ([#4746](https://github.com/haskell/haskell-language-server/pull/4746)) by @Saizan
+- Capture output of `eval` plugin and some girls scout changes
+  ([#4726](https://github.com/haskell/haskell-language-server/pull/4726)) by @dschrempf
+- Migrate `hls-refactor-plugin` to use structured diagnostics
+  ([#4708](https://github.com/haskell/haskell-language-server/pull/4708)) by @dyniec
+- Optimise module to filename
+  ([#4600](https://github.com/haskell/haskell-language-server/pull/4600)) by @guibou
+
 ## 2.14.0.0
 
 - Bindists for GHC 9.14.1

GenChangelogs.hs

@@ -6,23 +6,30 @@ build-depends: base, bytestring, process, text, github, time >= 1.9
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE RecordWildCards   #-}
 
+import           Control.Applicative      ((<|>))
 import           Control.Monad
 import qualified Data.ByteString.Char8    as BS
 import           Data.List
 import           Data.Maybe
 import qualified Data.Text                as T
+import           Data.Time.Clock          (UTCTime)
 import           Data.Time.Format.ISO8601
+import           Data.Time.LocalTime      (zonedTimeToUTC)
 import           GitHub
 import           System.Environment
 import           System.Process
 
+-- %cI yields either a Z or a numeric offset, depending on the committer.
+parseUTC :: String -> Maybe UTCTime
+parseUTC s = iso8601ParseM s <|> (zonedTimeToUTC <$> iso8601ParseM s)
+
 main = do
   args <- getArgs
   let (githubReq,tag) = case args of
         token:tag:_ -> (github (OAuth $ BS.pack token), tag)
   prs <- githubReq $ pullRequestsForR "haskell" "haskell-language-server" stateClosed FetchAll
   lastDateStr <- last . lines <$> readProcess "git" ["show", "-s", "--format=%cI", "-1", tag] ""
-  lastDate <- iso8601ParseM lastDateStr
+  lastDate <- maybe (fail $ "no parse of " <> show lastDateStr) pure (parseUTC lastDateStr)
 
   let prsAfterLastTag = either (error . show)
                         (foldMap (\pr -> [pr | inRange pr]))

RELEASING.md

@@ -18,7 +18,9 @@
 - [ ] generate and update changelog
   - Generate a ChangeLog via `./GenChangelogs.hs <api-key> <tag>`
     - `<tag>` is the git tag you want to generate the ChangeLog from.
-    - `<api-key>` is a github access key: https://github.com/settings/tokens
+    - `<api-key>` is a github access key: https://github.com/settings/tokens.
+      the token only needs read access on public repositories in order to read
+      the issue tracker.
 - [ ] update https://haskell-language-server.readthedocs.io/en/latest/support/ghc-version-support.html#current-ghc-version-support-status
 - [ ] create release branch as `wip/<version>`
   - `git switch -c wip/<version>`

cabal.project

@@ -6,7 +6,7 @@ packages:
          ./hls-plugin-api
          ./hls-test-utils
 
-index-state: 2026-07-30T14:41:11Z
+index-state: 2026-08-26T00:00:00Z
 
 tests: True
 test-show-details: direct
@@ -26,20 +26,12 @@ package *
   ghc-options: -haddock
 
 constraints:
-  -- C++ is hard to distribute, especially on older GHCs
-  -- See https://github.com/haskell/haskell-language-server/issues/3822
-  text -simdutf,
   ghc-check -ghc-check-use-package-abis,
   ghc-lib-parser-ex -auto,
   -- This is only present in some versions, and it's on by default since
   -- 0.14.5.0, but there are some versions we allow that need this
   -- setting
   stylish-haskell +ghc-lib,
-  -- Centos 7 comes with an old gcc version that doesn't know about
-  -- the flag '-fopen-simd', which blocked the release 2.2.0.0.
-  -- We want to be able to benefit from the performance optimisations
-  -- in the future, thus: TODO: remove this flag.
-  bitvec -simd,
   monad-control >=1.0.3,
 
 

docs/support/ghc-version-support.md

@@ -17,7 +17,7 @@ Support status (see the support policy below for more details):
 
 | GHC version  | Last supporting HLS version                                                          | Support status |
 | ------------ | ------------------------------------------------------------------------------------ | -------------- |
-| 9.14.1       | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | basic support  |
+| 9.14.1       | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | full support  |
 | 9.12.4       | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | full support   |
 | 9.12.3       |                                                                                      | no support     |
 | 9.12.2       | [latest](https://github.com/haskell/haskell-language-server/releases/latest)         | full support   |