[PATCH] clang-format: Add space in function pointers with SpaceBeforeParens=Always

[Anders Waldenborg]

Hi rsmith, djasper,

http://reviews.llvm.org/D9835

Files:
  lib/Format/TokenAnnotator.cpp
  unittests/Format/FormatTest.cpp

Index: lib/Format/TokenAnnotator.cpp
===================================================================
--- lib/Format/TokenAnnotator.cpp
+++ lib/Format/TokenAnnotator.cpp
@@ -1821,7 +1821,7 @@
                            tok::kw_new, tok::kw_delete) &&
               (!Left.Previous || Left.Previous->isNot(tok::period))))) ||
            (Style.SpaceBeforeParens == FormatStyle::SBPO_Always &&
-            (Left.is(tok::identifier) || Left.isFunctionLikeKeyword()) &&
+            (Left.is(tok::identifier) || Left.isFunctionLikeKeyword() || Left.is(tok::r_paren)) &&
             Line.Type != LT_PreprocessorDirective);
   }
   if (Left.is(tok::at) && Right.Tok.getObjCKeywordID() != tok::objc_not_keyword)
Index: unittests/Format/FormatTest.cpp
===================================================================
--- unittests/Format/FormatTest.cpp
+++ unittests/Format/FormatTest.cpp
@@ -8442,6 +8442,7 @@
   verifyFormat("size_t x = alignof(MyType);", NoSpace);
   verifyFormat("static_assert(sizeof(char) == 1, \"Impossible!\");", NoSpace);
   verifyFormat("int f() throw(Deprecated);", NoSpace);
+  verifyFormat("typedef void (*cb)(int);", NoSpace);
 
   FormatStyle Space = getLLVMStyle();
   Space.SpaceBeforeParens = FormatStyle::SBPO_Always;
@@ -8486,6 +8487,7 @@
   verifyFormat("size_t x = alignof (MyType);", Space);
   verifyFormat("static_assert (sizeof (char) == 1, \"Impossible!\");", Space);
   verifyFormat("int f () throw (Deprecated);", Space);
+  verifyFormat("typedef void (*cb) (int);", Space);
 }
 
 TEST_F(FormatTest, ConfigurableSpacesInParentheses) {

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