[clang-format] correctly format protobuf fields named "enum".

Summary: Similar to TypeScript, "enum" is not a reserved word.

Reviewers: krasimir, MyDeveloperDay

Reviewed By: MyDeveloperDay

Subscribers: MyDeveloperDay, cfe-commits

Tags: #clang, #clang-tools-extra

Differential Revision: https://reviews.llvm.org/D59629

Patch by: dchai (Donald Chai)

llvm-svn: 356833

1 files changed, 6 insertions, 0 deletions

diff --git a/clang/unittests/Format/FormatTestProto.cpp b/clang/unittests/Format/FormatTestProto.cpp
index f4196f731f6..d5683b5b844 100644
--- a/clang/unittests/Format/FormatTestProto.cpp
+++ b/clang/unittests/Format/FormatTestProto.cpp
@@ -107,6 +107,12 @@ TEST_F(FormatTestProto, FormatsEnums) {
                "};");
 }
 
+TEST_F(FormatTestProto, EnumAsFieldName) {
+  verifyFormat("message SomeMessage {\n"
+               "  required int32 enum = 1;\n"
+               "}");
+}
+
 TEST_F(FormatTestProto, UnderstandsReturns) {
   verifyFormat("rpc Search(SearchRequest) returns (SearchResponse);");
 }