clang-format: [Java] Understand string literal concatenation.

Before:
  String someString = "abc" + "cde";

After:
  String someString = "abc"
                      + "cde";

llvm-svn: 220287

1 files changed, 5 insertions, 0 deletions

diff --git a/clang/unittests/Format/FormatTestJava.cpp b/clang/unittests/Format/FormatTestJava.cpp
index d38a8070bdce..f114ca28610c 100644
--- a/clang/unittests/Format/FormatTestJava.cpp
+++ b/clang/unittests/Format/FormatTestJava.cpp
@@ -97,5 +97,10 @@ TEST_F(FormatTestJava, Generics) {
   verifyFormat("A.<B>doSomething();");
 }
 
+TEST_F(FormatTestJava, StringConcatenation) {
+  verifyFormat("String someString = \"abc\"\n"
+               "                    + \"cde\";");
+}
+
 } // end namespace tooling
 } // end namespace clang