[PATCH] D53192: [clangd] Do not query index for new name completions.

[Kadir Cetinkaya via Phabricator via cfe-commits]

kadircet created this revision.
kadircet added a reviewer: sammccall.
Herald added subscribers: cfe-commits, arphaman, jkorous, MaskRay, ioeric, ilya-biryukov.

Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D53192

Files:
  clangd/CodeComplete.cpp
  unittests/clangd/CodeCompleteTests.cpp


Index: unittests/clangd/CodeCompleteTests.cpp
===================================================================
--- unittests/clangd/CodeCompleteTests.cpp
+++ unittests/clangd/CodeCompleteTests.cpp
@@ -2154,6 +2154,15 @@
                                    AllOf(Qualifier("nx::"), Named("Clangd2"))));
 }
 
+TEST(CompletionTest, NoCompletionsForNewNames) {
+  clangd::CodeCompleteOptions Opts;
+  Opts.AllScopes = true;
+  auto Results = completions(R"cpp(
+      void f() { int n^ }
+    )cpp",
+                             {cls("naber"), cls("nx::foo")}, Opts);
+  EXPECT_THAT(Results.Completions, UnorderedElementsAre());
+}
 } // namespace
 } // namespace clangd
 } // namespace clang
Index: clangd/CodeComplete.cpp
===================================================================
--- clangd/CodeComplete.cpp
+++ clangd/CodeComplete.cpp
@@ -620,8 +620,6 @@
   case CodeCompletionContext::CCC_ObjCProtocolName:
   case CodeCompletionContext::CCC_Namespace:
   case CodeCompletionContext::CCC_Type:
-  case CodeCompletionContext::CCC_Name: // FIXME: why does ns::^ give this?
-  case CodeCompletionContext::CCC_PotentiallyQualifiedName:
   case CodeCompletionContext::CCC_ParenthesizedExpression:
   case CodeCompletionContext::CCC_ObjCInterfaceName:
   case CodeCompletionContext::CCC_ObjCCategoryName:
@@ -642,6 +640,9 @@
   case CodeCompletionContext::CCC_ObjCClassMessage:
   case CodeCompletionContext::CCC_IncludedFile:
   case CodeCompletionContext::CCC_Recovery:
+  // TODO: Provide identifier based completions for the following two contexts:
+  case CodeCompletionContext::CCC_Name:
+  case CodeCompletionContext::CCC_PotentiallyQualifiedName:
     return false;
   }
   llvm_unreachable("unknown code completion context");


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