[clangd] Hide inlay hints capability behind a command-line flag

Differential Revision: https://reviews.llvm.org/D101275
llvm · May 3, 2021 · cea736e · cea736e
1 parent 43cbf2b
commit cea736e
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Showing 3 changed files with 10 additions and 1 deletion.
diff --git a/clang-tools-extra/clangd/ClangdLSPServer.cpp b/clang-tools-extra/clangd/ClangdLSPServer.cpp
@@ -571,7 +571,6 @@ void ClangdLSPServer::onInitialize(const InitializeParams &Params,
       {"referencesProvider", true},
       {"astProvider", true}, // clangd extension
       {"typeHierarchyProvider", true},
-      {"clangdInlayHintsProvider", true},
       {"memoryUsageProvider", true}, // clangd extension
       {"compilationDatabase",        // clangd extension
        llvm::json::Object{{"automaticReload", true}}},
@@ -608,6 +607,9 @@ void ClangdLSPServer::onInitialize(const InitializeParams &Params,
   if (Opts.FoldingRanges)
     ServerCaps["foldingRangeProvider"] = true;
 
+  if (Opts.InlayHints)
+    ServerCaps["clangdInlayHintsProvider"] = true;
+
   std::vector<llvm::StringRef> Commands;
   for (llvm::StringRef Command : Handlers.CommandHandlers.keys())
     Commands.push_back(Command);

diff --git a/clang-tools-extra/clangd/ClangdLSPServer.h b/clang-tools-extra/clangd/ClangdLSPServer.h
@@ -62,6 +62,9 @@ class ClangdLSPServer : private ClangdServer::Callbacks,
     std::function<bool(const Tweak &)> TweakFilter = [](const Tweak &T) {
       return !T.hidden(); // only enable non-hidden tweaks.
     };
+
+    /// Enable preview of InlayHints feature.
+    bool InlayHints = false;
   };
 
   ClangdLSPServer(Transport &Transp, const ThreadsafeFS &TFS,

diff --git a/clang-tools-extra/clangd/tool/ClangdMain.cpp b/clang-tools-extra/clangd/tool/ClangdMain.cpp
@@ -308,6 +308,9 @@ opt<bool> FoldingRanges{
     Hidden,
 };
 
+opt<bool> InlayHints{"inlay-hints", cat(Features),
+                     desc("Enable preview of InlayHints feature"), init(false)};
+
 opt<unsigned> WorkerThreadsCount{
     "j",
     cat(Misc),
@@ -829,6 +832,7 @@ clangd accepts flags on the commandline, and in the CLANGD_FLAGS environment var
   }
   Opts.AsyncThreadsCount = WorkerThreadsCount;
   Opts.FoldingRanges = FoldingRanges;
+  Opts.InlayHints = InlayHints;
   Opts.MemoryCleanup = getMemoryCleanupFunction();
 
   Opts.CodeComplete.IncludeIneligibleResults = IncludeIneligibleResults;