From ce781e4010101fb16bf25027285d716de72485b6 Mon Sep 17 00:00:00 2001
From: Alex Lorenz <arphaman@gmail.com>
Date: Wed, 18 Oct 2017 18:51:48 +0000
Subject: [PATCH] [refactor] Add a doc comment to the test function in the
 selection unittest.

As suggested by Haojian Wu!

llvm-svn: 316105
---
 clang/unittests/Tooling/ASTSelectionTest.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/clang/unittests/Tooling/ASTSelectionTest.cpp b/clang/unittests/Tooling/ASTSelectionTest.cpp
index 386ae336..79e89f9 100644
--- a/clang/unittests/Tooling/ASTSelectionTest.cpp
+++ b/clang/unittests/Tooling/ASTSelectionTest.cpp
@@ -59,6 +59,11 @@ public:
   }
 };
 
+/// This is a test utility function that computes the AST selection at the
+/// given location with an optional selection range.
+///
+/// A location roughly corresponds to a cursor location in an editor, while
+/// the optional range corresponds to the selection range in an editor.
 void findSelectedASTNodesWithRange(
     StringRef Source, FileLocation Location, Optional<FileRange> SelectionRange,
     llvm::function_ref<void(SourceRange SelectionRange,
-- 
2.7.4