[PATCH] D132001: [clang-format] Fix regressions in WhitespaceSensitiveMacros

[Owen Pan via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG2e36120726ee: [clang-format] Fix regressions in WhitespaceSensitiveMacros (authored by owenpan).

Changed prior to commit:
  https://reviews.llvm.org/D132001?vs=453161&id=454685#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D132001/new/

https://reviews.llvm.org/D132001

Files:
  clang/lib/Format/UnwrappedLineParser.cpp
  clang/unittests/Format/FormatTest.cpp
  clang/unittests/Format/TokenAnnotatorTest.cpp


Index: clang/unittests/Format/TokenAnnotatorTest.cpp
===================================================================
--- clang/unittests/Format/TokenAnnotatorTest.cpp
+++ clang/unittests/Format/TokenAnnotatorTest.cpp
@@ -273,6 +273,25 @@
   EXPECT_TOKEN(Tokens[13], tok::ampamp, TT_BinaryOperator);
 }
 
+TEST_F(TokenAnnotatorTest, UnderstandsWhitespaceSensitiveMacros) {
+  FormatStyle Style = getLLVMStyle();
+  Style.WhitespaceSensitiveMacros.push_back("FOO");
+
+  auto Tokens = annotate("FOO(1+2 )\n", Style);
+  EXPECT_EQ(Tokens.size(), 7u) << Tokens;
+  EXPECT_TOKEN(Tokens[0], tok::identifier, TT_UntouchableMacroFunc);
+
+  Tokens = annotate("FOO(a:b:c)\n", Style);
+  EXPECT_EQ(Tokens.size(), 9u) << Tokens;
+  EXPECT_TOKEN(Tokens[0], tok::identifier, TT_UntouchableMacroFunc);
+}
+
+TEST_F(TokenAnnotatorTest, UnderstandsLBracesInMacroDefinition) {
+  auto Tokens = annotate("#define BEGIN NS {");
+  EXPECT_EQ(Tokens.size(), 6u) << Tokens;
+  EXPECT_TOKEN(Tokens[4], tok::l_brace, TT_Unknown);
+}
+
 TEST_F(TokenAnnotatorTest, UnderstandsDelete) {
   auto Tokens = annotate("delete (void *)p;");
   EXPECT_EQ(Tokens.size(), 8u) << Tokens;
Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -23826,6 +23826,10 @@
   FormatStyle Style = getLLVMStyle();
   Style.WhitespaceSensitiveMacros.push_back("FOO");
 
+  // Newlines are important here.
+  verifyFormat("FOO(1+2 )\n", Style);
+  verifyFormat("FOO(a:b:c)\n", Style);
+
   // Don't use the helpers here, since 'mess up' will change the whitespace
   // and these are all whitespace sensitive by definition
   EXPECT_EQ("FOO(String-ized&Messy+But(: :Still)=Intentional);",
Index: clang/lib/Format/UnwrappedLineParser.cpp
===================================================================
--- clang/lib/Format/UnwrappedLineParser.cpp
+++ clang/lib/Format/UnwrappedLineParser.cpp
@@ -2006,7 +2006,8 @@
 
         if (FollowedByNewline && (Text.size() >= 5 || FunctionLike) &&
             tokenCanStartNewLine(*FormatTok) && Text == Text.upper()) {
-          PreviousToken->setFinalizedType(TT_FunctionLikeOrFreestandingMacro);
+          if (PreviousToken->isNot(TT_UntouchableMacroFunc))
+            PreviousToken->setFinalizedType(TT_FunctionLikeOrFreestandingMacro);
           addUnwrappedLine();
           return;
         }


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