[clangd] textDocument/SymbolInfo extension

New method returning symbol info for given source position.

Differential Revision: https://reviews.llvm.org/D54799

rdar://problem/46050281

llvm-svn: 347675

1 files changed, 12 insertions, 0 deletions

diff --git a/clang-tools-extra/clangd/ClangdServer.cpp b/clang-tools-extra/clangd/ClangdServer.cpp
index 2b482814433..4a8c7c2587d 100644
--- a/clang-tools-extra/clangd/ClangdServer.cpp
+++ b/clang-tools-extra/clangd/ClangdServer.cpp
@@ -503,6 +503,18 @@ void ClangdServer::findReferences(PathRef File, Position Pos,
   WorkScheduler.runWithAST("References", File, Bind(Action, std::move(CB)));
 }
 
+void ClangdServer::symbolInfo(PathRef File, Position Pos,
+                              Callback<std::vector<SymbolDetails>> CB) {
+  auto Action = [Pos](Callback<std::vector<SymbolDetails>> CB,
+                      Expected<InputsAndAST> InpAST) {
+    if (!InpAST)
+      return CB(InpAST.takeError());
+    CB(clangd::getSymbolInfo(InpAST->AST, Pos));
+  };
+
+  WorkScheduler.runWithAST("SymbolInfo", File, Bind(Action, std::move(CB)));
+}
+
 std::vector<std::pair<Path, std::size_t>>
 ClangdServer::getUsedBytesPerFile() const {
   return WorkScheduler.getUsedBytesPerFile();