[PATCH] D55409: [clang-tidy] check for using declarations not in an anonymous namespace when there exists one

[Yucheng Wu via Phabricator via cfe-commits]

Ywicheng created this revision.
Ywicheng added reviewers: alexfh, hokein, aaron.ballman, astrelni, EricWF, JonasToth.
Herald added subscribers: cfe-commits, xazax.hun, mgorny.

This patch adds one check corresponding to the Unnamed Namespace section in https://abseil.io/tips/119.

In particular, if there exists an anonymous, it is better to put all aliases there.


Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D55409

Files:
  clang-tidy/abseil/AbseilTidyModule.cpp
  clang-tidy/abseil/AnonymousEnclosedAliasesCheck.cpp
  clang-tidy/abseil/AnonymousEnclosedAliasesCheck.h
  clang-tidy/abseil/CMakeLists.txt
  docs/ReleaseNotes.rst
  docs/clang-tidy/checks/abseil-anonymous-enclosed-aliases.rst
  docs/clang-tidy/checks/list.rst
  test/clang-tidy/abseil-anonymous-enclosed-aliases.cpp

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