[PATCH] D72484: [clang-tidy] Fix check for Abseil internal namespace access

[Gennadiy Rozental via Phabricator via cfe-commits]

rogeeff updated this revision to Diff 237225.

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D72484/new/

https://reviews.llvm.org/D72484

Files:
  clang-tools-extra/clang-tidy/abseil/NoInternalDependenciesCheck.cpp
  clang-tools-extra/test/clang-tidy/checkers/Inputs/absl/strings/internal-file.h
  clang-tools-extra/test/clang-tidy/checkers/abseil-no-internal-dependencies.cpp


Index: clang-tools-extra/test/clang-tidy/checkers/abseil-no-internal-dependencies.cpp
===================================================================
--- clang-tools-extra/test/clang-tidy/checkers/abseil-no-internal-dependencies.cpp
+++ clang-tools-extra/test/clang-tidy/checkers/abseil-no-internal-dependencies.cpp
@@ -44,5 +44,18 @@
 void MacroUse() {
   USE_INTERNAL(Function); // no-warning
   USE_EXTERNAL(Function);
-  // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: do not reference any 'internal' namespaces; those implementation details are reserved to Abseil
+  // CHECK-MESSAGES: :[[@LINE-5]]:25: warning: do not reference any 'internal' namespaces; those implementation details are reserved to Abseil
 }
+
+class A : absl::container_internal::InternalStruct {};
+// CHECK-MESSAGES: :[[@LINE-1]]:11: warning: do not reference any 'internal' namespaces; those implementation details are reserved to Abseil
+
+template <typename T>
+class B : absl::container_internal::InternalTemplate<T> {};
+// CHECK-MESSAGES: :[[@LINE-1]]:11: warning: do not reference any 'internal' namespaces; those implementation details are reserved to Abseil
+
+template <typename T> class C : absl::container_internal::InternalTemplate<T> {
+public:
+  template <typename U> static C Make(U *p) { return C{}; }
+};
+// CHECK-MESSAGES: :[[@LINE-4]]:33: warning: do not reference any 'internal' namespaces; those implementation details are reserved to Abseil
Index: clang-tools-extra/test/clang-tidy/checkers/Inputs/absl/strings/internal-file.h
===================================================================
--- clang-tools-extra/test/clang-tidy/checkers/Inputs/absl/strings/internal-file.h
+++ clang-tools-extra/test/clang-tidy/checkers/Inputs/absl/strings/internal-file.h
@@ -15,6 +15,8 @@
 
 namespace container_internal {
 struct InternalStruct {};
+
+template <typename T> struct InternalTemplate {};
 } // namespace container_internal
 } // namespace absl
 
Index: clang-tools-extra/clang-tidy/abseil/NoInternalDependenciesCheck.cpp
===================================================================
--- clang-tools-extra/clang-tidy/abseil/NoInternalDependenciesCheck.cpp
+++ clang-tools-extra/clang-tidy/abseil/NoInternalDependenciesCheck.cpp
@@ -37,7 +37,13 @@
   const auto *InternalDependency =
       Result.Nodes.getNodeAs<NestedNameSpecifierLoc>("InternalDep");
 
-  diag(InternalDependency->getBeginLoc(),
+  SourceLocation LocAtFault =
+      Result.SourceManager->getSpellingLoc(InternalDependency->getBeginLoc());
+
+  if (!LocAtFault.isValid())
+    return;
+
+  diag(LocAtFault,
        "do not reference any 'internal' namespaces; those implementation "
        "details are reserved to Abseil");
 }


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