Fix getTypeDefinitions

[lsp-test.git] / src / Language / Haskell / LSP / Test.hs

diff --git a/src/Language/Haskell/LSP/Test.hs b/src/Language/Haskell/LSP/Test.hs
index 81bdc8a8b465087baa960fbc6b1303e8497fcff7..200dbb84807856959a2dfe0bf92faa8947eb8958 100644 (file)
--- a/src/Language/Haskell/LSP/Test.hs
+++ b/src/Language/Haskell/LSP/Test.hs
@@ -611,9 +611,12 @@ getDefinitions doc pos = do
 getTypeDefinitions :: TextDocumentIdentifier -- ^ The document the term is in.
                    -> Position -- ^ The position the term is at.
                    -> Session [Location] -- ^ The location(s) of the definitions
-getTypeDefinitions doc pos =
+getTypeDefinitions doc pos = do
   let params = TextDocumentPositionParams doc pos Nothing
-  in getResponseResult <$> request TextDocumentTypeDefinition params
+  rsp <- request TextDocumentTypeDefinition params :: Session TypeDefinitionResponse
+  case getResponseResult rsp of
+    SingleLoc loc -> pure [loc]
+    MultiLoc locs -> pure locs
 
 -- | Renames the term at the specified position.
 rename :: TextDocumentIdentifier -> Position -> String -> Session ()