[PATCH] D68026: [clangd] Add missing header guard, NFC.

[Haojian Wu via Phabricator via cfe-commits]

hokein updated this revision to Diff 221765.
hokein added a comment.

upload correct diff.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D68026/new/

https://reviews.llvm.org/D68026

Files:
  clang-tools-extra/clang-tidy/llvm/HeaderGuardCheck.cpp
  clang-tools-extra/unittests/clang-tidy/LLVMModuleTest.cpp


Index: clang-tools-extra/unittests/clang-tidy/LLVMModuleTest.cpp
===================================================================
--- clang-tools-extra/unittests/clang-tidy/LLVMModuleTest.cpp
+++ clang-tools-extra/unittests/clang-tidy/LLVMModuleTest.cpp
@@ -211,6 +211,15 @@
                                          "#endif  /* LLVM_ADT_FOO_H\\ \n"
                                          " FOO */",
                                          "include/llvm/ADT/foo.h", None));
+
+  EXPECT_EQ("#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_FOO_H\n"
+            "#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_FOO_H\n"
+            "\n"
+            "\n"
+            "#endif\n",
+            runHeaderGuardCheck(
+                "", "/llvm-project/clang-tools-extra/clangd/foo.h",
+                StringRef("header is missing header guard")));
 }
 #endif
 
Index: clang-tools-extra/clang-tidy/llvm/HeaderGuardCheck.cpp
===================================================================
--- clang-tools-extra/clang-tidy/llvm/HeaderGuardCheck.cpp
+++ clang-tools-extra/clang-tidy/llvm/HeaderGuardCheck.cpp
@@ -33,6 +33,13 @@
   if (PosToolsClang != StringRef::npos)
     Guard = Guard.substr(PosToolsClang + std::strlen("tools/"));
 
+  // Unlike LLVM svn, LLVM git monorepo is named llvm-project, so we replace
+  // "/llvm-project/" with the cannonical "/llvm/".
+  const static StringRef LLVMProject = "/llvm-project/";
+  size_t PosLLVMProject = Guard.rfind(LLVMProject);
+  if (PosLLVMProject != StringRef::npos)
+    Guard = Guard.replace(PosLLVMProject, LLVMProject.size(), "/llvm/");
+
   // The remainder is LLVM_FULL_PATH_TO_HEADER_H
   size_t PosLLVM = Guard.rfind("llvm/");
   if (PosLLVM != StringRef::npos)


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