clang-format: [JS] Support "export enum" declarations.

llvm-svn: 239595
diff --git a/clang/unittests/Format/FormatTestJS.cpp b/clang/unittests/Format/FormatTestJS.cpp
index 888d73d..31386b4 100644
--- a/clang/unittests/Format/FormatTestJS.cpp
+++ b/clang/unittests/Format/FormatTestJS.cpp
@@ -747,6 +747,11 @@
                "  a: 1,\n"
                "  b: 2\n"
                "};");
+  verifyFormat("export enum Foo {\n"
+               "  BAR,\n"
+               "  // adsdasd\n"
+               "  BAZ\n"
+               "}");
 }
 
 TEST_F(FormatTestJS, TemplateStrings) {