fix deps

Author: soulomoon

haskell-language-server.cabal

@@ -1625,13 +1625,15 @@ library hls-core-plugin
   build-depends:
     , base                  >=4.12 && <5
     , containers
+    , unordered-containers
     , extra
     , text-rope
     , mtl                   >= 2.2
     , ghcide                == 2.7.0.0
     , hls-plugin-api        == 2.7.0.0
     , lens
     , lsp                    >=2.4
+    , hiedb                 ^>= 0.6.0.0
     , text
     , transformers
     , bytestring

plugins/hls-core-plugin/src/Ide/Plugin/Core/Actions.hs

@@ -22,6 +22,9 @@ import           Language.LSP.Protocol.Types          (DocumentHighlight (..),
                                                        normalizedFilePathToUri,
                                                        uriToNormalizedFilePath)
 
+import qualified Data.HashMap.Strict                  as HM
+import qualified HieDb
+
 
 -- Refs are not an IDE action, so it is OK to be slow and (more) accurate
 refsAtPoint :: NormalizedFilePath -> Position -> Action [Location]