[llvm] f1b2be4 - [MsgPack] Added a convenience operator

[Saiyedul Islam via llvm-commits]

Author: Dineshkumar Bhaskaran
Date: 2020-06-05T12:44:51Z
New Revision: f1b2be416dc52d9e2323773c26ba58101acd21ba

URL: https://github.com/llvm/llvm-project/commit/f1b2be416dc52d9e2323773c26ba58101acd21ba
DIFF: https://github.com/llvm/llvm-project/commit/f1b2be416dc52d9e2323773c26ba58101acd21ba.diff

LOG: [MsgPack] Added a convenience operator

Summary: Added "not equal to" operator for DocNode comparison

Reviewers: arsenm, scott.linder, saiislam

Reviewed By: saiislam

Subscribers: wdng, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D81250

Added: 
    

Modified: 
    llvm/include/llvm/BinaryFormat/MsgPackDocument.h
    llvm/unittests/BinaryFormat/MsgPackDocumentTest.cpp

Removed: 
    


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diff  --git a/llvm/include/llvm/BinaryFormat/MsgPackDocument.h b/llvm/include/llvm/BinaryFormat/MsgPackDocument.h
index 2bf9ed86846e..91778f6a99df 100644
--- a/llvm/include/llvm/BinaryFormat/MsgPackDocument.h
+++ b/llvm/include/llvm/BinaryFormat/MsgPackDocument.h
@@ -181,6 +181,11 @@ class DocNode {
     return !(Lhs < Rhs) && !(Rhs < Lhs);
   }
 
+  /// Inequality operator
+  friend bool operator!=(const DocNode &Lhs, const DocNode &Rhs) {
+    return !(Lhs == Rhs);
+  }
+
   /// Convert this node to a string, assuming it is scalar.
   std::string toString() const;
 

diff  --git a/llvm/unittests/BinaryFormat/MsgPackDocumentTest.cpp b/llvm/unittests/BinaryFormat/MsgPackDocumentTest.cpp
index f301567afc7f..0a7b59afe728 100644
--- a/llvm/unittests/BinaryFormat/MsgPackDocumentTest.cpp
+++ b/llvm/unittests/BinaryFormat/MsgPackDocumentTest.cpp
@@ -13,6 +13,16 @@
 using namespace llvm;
 using namespace msgpack;
 
+TEST(MsgPackDocument, DocNodeTest) {
+  Document Doc;
+
+  DocNode Int1 = Doc.getNode(1), Int2 = Doc.getNode(2);
+  DocNode Str1 = Doc.getNode("ab"), Str2 = Doc.getNode("ab");
+
+  ASSERT_TRUE(Int1 != Int2);
+  ASSERT_TRUE(Str1 == Str2);
+}
+
 TEST(MsgPackDocument, TestReadInt) {
   Document Doc;
   bool Ok = Doc.readFromBlob(StringRef("\xd0\x00", 2), /*Multi=*/false);