[PATCH] D21860: [ASTMatcher] Add a node matcher for EnumType.

[Haojian Wu via cfe-commits]

hokein created this revision.
hokein added a reviewer: aaron.ballman.
hokein added a subscriber: cfe-commits.
Herald added a subscriber: klimek.

http://reviews.llvm.org/D21860

Files:
  docs/LibASTMatchersReference.html
  include/clang/ASTMatchers/ASTMatchers.h
  lib/ASTMatchers/Dynamic/Registry.cpp
  unittests/ASTMatchers/ASTMatchersNodeTest.cpp

Index: unittests/ASTMatchers/ASTMatchersNodeTest.cpp
===================================================================
--- unittests/ASTMatchers/ASTMatchersNodeTest.cpp
+++ unittests/ASTMatchers/ASTMatchersNodeTest.cpp
@@ -1299,6 +1299,13 @@
                                         hasType(rValueReferenceType()))));
 }
 
+TEST(TypeMatching, MatchesEnumTypes) {
+  EXPECT_TRUE(matches("enum Color { Green }; Color color;",
+                      loc(enumType())));
+  EXPECT_TRUE(matches("enum class Color { Green }; Color color;",
+                      loc(enumType())));
+}
+
 TEST(TypeMatching, MatchesPointersToConstTypes) {
   EXPECT_TRUE(matches("int b; int * const a = &b;",
                       loc(pointerType())));
Index: lib/ASTMatchers/Dynamic/Registry.cpp
===================================================================
--- lib/ASTMatchers/Dynamic/Registry.cpp
+++ lib/ASTMatchers/Dynamic/Registry.cpp
@@ -171,6 +171,7 @@
   REGISTER_MATCHER(elaboratedType);
   REGISTER_MATCHER(enumConstantDecl);
   REGISTER_MATCHER(enumDecl);
+  REGISTER_MATCHER(enumType);
   REGISTER_MATCHER(equalsBoundNode);
   REGISTER_MATCHER(equalsIntegralValue);
   REGISTER_MATCHER(explicitCastExpr);
Index: include/clang/ASTMatchers/ASTMatchers.h
===================================================================
--- include/clang/ASTMatchers/ASTMatchers.h
+++ include/clang/ASTMatchers/ASTMatchers.h
@@ -4654,6 +4654,21 @@
 ///   matches "typedef int X"
 AST_TYPE_MATCHER(TypedefType, typedefType);
 
+/// \brief Matches enum types.
+///
+/// Given
+/// \code
+///   enum C { Green };
+///   enum class S { Red };
+///
+///   C c;
+///   S s;
+/// \endcode
+//
+/// \c enumType() matches the type of the variable declarations of both \c c and
+/// \c s.
+AST_TYPE_MATCHER(EnumType, enumType);
+
 /// \brief Matches template specialization types.
 ///
 /// Given
Index: docs/LibASTMatchersReference.html
===================================================================
--- docs/LibASTMatchersReference.html
+++ docs/LibASTMatchersReference.html
@@ -1448,6 +1448,21 @@
 </pre></td></tr>
 
 
+<tr><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1Type.html">Type</a>></td><td class="name" onclick="toggle('enumType0')"><a name="enumType0Anchor">enumType</a></td><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1EnumType.html">EnumType</a>>...</td></tr>
+<tr><td colspan="4" class="doc" id="enumType0"><pre>Matches enum types.
+
+Given
+  enum C { Green };
+  enum S { Red };
+
+  C c;
+  S s;
+
+enumType() matches the type of the variable declarations of both c and
+s.
+</pre></td></tr>
+
+
 <tr><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1Type.html">Type</a>></td><td class="name" onclick="toggle('functionProtoType0')"><a name="functionProtoType0Anchor">functionProtoType</a></td><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1FunctionProtoType.html">FunctionProtoType</a>>...</td></tr>
 <tr><td colspan="4" class="doc" id="functionProtoType0"><pre>Matches FunctionProtoType nodes.
 


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