Better implementation of JavaScript === and !== operators.

Summary:
Now based on token merging. Now they are not only prevented from being
split, but are actually formatted as comparison operators.

Reviewers: djasper, klimek

Reviewed By: klimek

CC: cfe-commits, klimek

Differential Revision: http://llvm-reviews.chandlerc.com/D2240

llvm-svn: 195354

1 files changed, 10 insertions, 3 deletions

diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index 90c74a47327..ab3303ea928 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -7326,12 +7326,19 @@ TEST_F(FormatTest, SpacesInAngles) {
   verifyFormat("A<A<int>>();", Spaces);
 }
 
-
 TEST_F(FormatTest, UnderstandsJavaScript) {
+  verifyFormat("a == = b;");
+  verifyFormat("a != = b;");
+
   verifyFormat("a === b;");
-  verifyFormat("aaaaaaa === b;", getLLVMStyleWithColumns(10));
+  verifyFormat("aaaaaaa ===\n    b;", getLLVMStyleWithColumns(10));
   verifyFormat("a !== b;");
-  verifyFormat("aaaaaaa !== b;", getLLVMStyleWithColumns(10));
+  verifyFormat("aaaaaaa !==\n    b;", getLLVMStyleWithColumns(10));
+  verifyFormat("if (a + b + c +\n"
+               "        d !==\n"
+               "    e + f + g)\n"
+               "  q();",
+               getLLVMStyleWithColumns(20));
 }
 
 } // end namespace tooling