[clang-tools-extra] ec7062d - [clangd] Add metric for rename decl kind (#83867)

[via cfe-commits]

Author: David Goldman
Date: 2024-03-05T11:10:57-05:00
New Revision: ec7062d9d822df42dee6dccada13f42798976f3c

URL: https://github.com/llvm/llvm-project/commit/ec7062d9d822df42dee6dccada13f42798976f3c
DIFF: https://github.com/llvm/llvm-project/commit/ec7062d9d822df42dee6dccada13f42798976f3c.diff

LOG: [clangd] Add metric for rename decl kind (#83867)

This will give us insight into what users are renaming in practice - for
instance, try to gauge the impact of the ObjC rename support.

Added: 
    

Modified: 
    clang-tools-extra/clangd/refactor/Rename.cpp

Removed: 
    


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diff  --git a/clang-tools-extra/clangd/refactor/Rename.cpp b/clang-tools-extra/clangd/refactor/Rename.cpp
index 4e135801f6853d..75b30e66d63761 100644
--- a/clang-tools-extra/clangd/refactor/Rename.cpp
+++ b/clang-tools-extra/clangd/refactor/Rename.cpp
@@ -1062,6 +1062,10 @@ llvm::Expected<RenameResult> rename(const RenameInputs &RInputs) {
     return makeError(ReasonToReject::AmbiguousSymbol);
 
   const auto &RenameDecl = **DeclsUnderCursor.begin();
+  static constexpr trace::Metric RenameTriggerCounter(
+      "rename_trigger_count", trace::Metric::Counter, "decl_kind");
+  RenameTriggerCounter.record(1, RenameDecl.getDeclKindName());
+
   std::string Placeholder = getName(RenameDecl);
   auto Invalid = checkName(RenameDecl, RInputs.NewName, Placeholder);
   if (Invalid)