[PATCH] D146885: [clang-tidy][NFC] add debug log when clean empty namespace

[Congcong Cai via Phabricator via cfe-commits]

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Adding debug log when clean empty namespace can make (#60051)[https://github.com/llvm/llvm-project/issues/60051#issuecomment-1383923360] more cleaner.
User will not be confused why the whole namespace is deleted after fixing modernize-concat-nested-namespaces.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D146885

Files:
  clang/lib/Format/Format.cpp


Index: clang/lib/Format/Format.cpp
===================================================================
--- clang/lib/Format/Format.cpp
+++ clang/lib/Format/Format.cpp
@@ -2472,10 +2472,13 @@
 
     for (auto Line : DeletedLines) {
       FormatToken *Tok = AnnotatedLines[Line]->First;
+      LLVM_DEBUG(llvm::dbgs() << "clean empty namespace:\"");
       while (Tok) {
+        LLVM_DEBUG(llvm::dbgs() << Tok->TokenText << " ");
         deleteToken(Tok);
         Tok = Tok->Next;
       }
+      LLVM_DEBUG(llvm::dbgs() << "\"\n");
     }
   }
 


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