r239513 - clang-format: Don't add spaces in foreach macro definition.

[Daniel Jasper]

Author: djasper
Date: Thu Jun 11 03:38:19 2015
New Revision: 239513

URL: http://llvm.org/viewvc/llvm-project?rev=239513&view=rev
Log:
clang-format: Don't add spaces in foreach macro definition.

Before clang-format would e.g. add a space into

   #define Q_FOREACH(x, y)

which turns this into a non-function-like macro.

Patch by Strager Neds, thank you!

Modified:
    cfe/trunk/lib/Format/Format.cpp
    cfe/trunk/unittests/Format/FormatTest.cpp

Modified: cfe/trunk/lib/Format/Format.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Format/Format.cpp?rev=239513&r1=239512&r2=239513&view=diff
==============================================================================
--- cfe/trunk/lib/Format/Format.cpp (original)
+++ cfe/trunk/lib/Format/Format.cpp Thu Jun 11 03:38:19 2015
@@ -1122,7 +1122,10 @@ private:
       Column = FormatTok->LastLineColumnWidth;
     }
 
-    if (std::find(ForEachMacros.begin(), ForEachMacros.end(),
+    if (!(Tokens.size() > 0 && Tokens.back()->Tok.getIdentifierInfo() &&
+          Tokens.back()->Tok.getIdentifierInfo()->getPPKeywordID() ==
+              tok::pp_define) &&
+        std::find(ForEachMacros.begin(), ForEachMacros.end(),
                   FormatTok->Tok.getIdentifierInfo()) != ForEachMacros.end())
       FormatTok->Type = TT_ForEachMacro;
 

Modified: cfe/trunk/unittests/Format/FormatTest.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/unittests/Format/FormatTest.cpp?rev=239513&r1=239512&r2=239513&view=diff
==============================================================================
--- cfe/trunk/unittests/Format/FormatTest.cpp (original)
+++ cfe/trunk/unittests/Format/FormatTest.cpp Thu Jun 11 03:38:19 2015
@@ -616,6 +616,18 @@ TEST_F(FormatTest, ForEachLoops) {
                "  BOOST_FOREACH (Item *item, itemlist) {}\n"
                "  UNKNOWN_FORACH(Item * item, itemlist) {}\n"
                "}");
+
+  // As function-like macros.
+  verifyFormat("#define foreach(x, y)\n"
+               "#define Q_FOREACH(x, y)\n"
+               "#define BOOST_FOREACH(x, y)\n"
+               "#define UNKNOWN_FOREACH(x, y)\n");
+
+  // Not as function-like macros.
+  verifyFormat("#define foreach (x, y)\n"
+               "#define Q_FOREACH (x, y)\n"
+               "#define BOOST_FOREACH (x, y)\n"
+               "#define UNKNOWN_FOREACH (x, y)\n");
 }
 
 TEST_F(FormatTest, FormatsWhileLoop) {