[clang][Index] Enable indexing of Template Type Parameters behind a flag
Summary:
clangd uses indexing api to provide references and it was not possible
to perform symbol information for template parameters. This patch enables
visiting of TemplateTypeParmTypeLocs.
Reviewers: ilya-biryukov, akyrtzi
Subscribers: javed.absar, kristof.beyls, ioeric, arphaman, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D58293
llvm-svn: 354560
diff --git a/clang/unittests/Index/IndexTests.cpp b/clang/unittests/Index/IndexTests.cpp
index 61c969f..66cef88 100644
--- a/clang/unittests/Index/IndexTests.cpp
+++ b/clang/unittests/Index/IndexTests.cpp
@@ -216,6 +216,30 @@
DeclAt(Position(5, 12)))));
}
+TEST(IndexTest, IndexTypeParmDecls) {
+ std::string Code = R"cpp(
+ template <typename T, int I, template<typename> class C, typename NoRef>
+ struct Foo {
+ T t = I;
+ C<int> x;
+ };
+ )cpp";
+ auto Index = std::make_shared<Indexer>();
+ IndexingOptions Opts;
+ tooling::runToolOnCode(new IndexAction(Index, Opts), Code);
+ EXPECT_THAT(Index->Symbols, AllOf(Not(Contains(QName("Foo::T"))),
+ Not(Contains(QName("Foo::I"))),
+ Not(Contains(QName("Foo::C"))),
+ Not(Contains(QName("Foo::NoRef")))));
+
+ Opts.IndexTemplateParameters = true;
+ Index->Symbols.clear();
+ tooling::runToolOnCode(new IndexAction(Index, Opts), Code);
+ EXPECT_THAT(Index->Symbols,
+ AllOf(Contains(QName("Foo::T")), Contains(QName("Foo::I")),
+ Contains(QName("Foo::C")), Contains(QName("Foo::NoRef"))));
+}
+
} // namespace
} // namespace index
} // namespace clang