[clang] [clang-format] Add -r option for recursing into directories (PR #160299)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- clang/tools/clang-format/ClangFormat.cpp
``````````

:warning:
The reproduction instructions above might return results for more than one PR
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changing `origin/main` to the base branch/commit you want to compare against.
:warning:

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<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/clang/tools/clang-format/ClangFormat.cpp b/clang/tools/clang-format/ClangFormat.cpp
index 8267417e3..bef5924ca 100644
--- a/clang/tools/clang-format/ClangFormat.cpp
+++ b/clang/tools/clang-format/ClangFormat.cpp
@@ -131,9 +131,10 @@ static cl::opt<std::string> Files(
     cl::desc("A file containing a list of files to process, one per line."),
     cl::value_desc("filename"), cl::init(""), cl::cat(ClangFormatCategory));
 
-static cl::opt<bool> Recursive("r",
-                             cl::desc("Recursively format files in any specified directories"),
-                             cl::cat(ClangFormatCategory));
+static cl::opt<bool>
+    Recursive("r",
+              cl::desc("Recursively format files in any specified directories"),
+              cl::cat(ClangFormatCategory));
 
 static cl::opt<bool>
     Verbose("verbose", cl::desc("If set, shows the list of processed files"),

``````````

</details>


https://github.com/llvm/llvm-project/pull/160299