clang-format: Enable formatting of lambdas with explicit return type.

So clang-format can now format:

  int c = []()->int { return 2; }();
  int c = []()->vector<int> { return { 2 }; }();

llvm-svn: 199368

1 files changed, 4 insertions, 0 deletions

diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index 32e70700fa3..910df459761 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -7890,6 +7890,10 @@ TEST_F(FormatTest, FormatsLambdas) {
                "        [&](int, int) { return 1; });\n"
                "}\n");
 
+  // Lambdas with return types.
+  verifyFormat("int c = []()->int { return 2; }();\n");
+  verifyFormat("int c = []()->vector<int> { return { 2 }; }();\n");
+
   // Not lambdas.
   verifyFormat("constexpr char hello[]{ \"hello\" };");
   verifyFormat("double &operator[](int i) { return 0; }\n"