r258415 - Add an isVirtualAsWritten AST matcher.

[Nico Weber via cfe-commits]

Author: nico
Date: Thu Jan 21 11:56:24 2016
New Revision: 258415

URL: http://llvm.org/viewvc/llvm-project?rev=258415&view=rev
Log:
Add an isVirtualAsWritten AST matcher.

http://reviews.llvm.org/D16394

Modified:
    cfe/trunk/docs/LibASTMatchersReference.html
    cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
    cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp
    cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp

Modified: cfe/trunk/docs/LibASTMatchersReference.html
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/docs/LibASTMatchersReference.html?rev=258415&r1=258414&r2=258415&view=diff
==============================================================================
--- cfe/trunk/docs/LibASTMatchersReference.html (original)
+++ cfe/trunk/docs/LibASTMatchersReference.html Thu Jan 21 11:56:24 2016
@@ -1854,6 +1854,20 @@ Given
   matches A::x
 </pre></td></tr>
 
+<tr><td>Matcher&lt<a 
href="http://clang.llvm.org/doxygen/classclang_1_1CXXMethodDecl.html";>CXXMethodDecl</a>&gt;</td><td
 class="name" onclick="toggle('isVirtualAsWritten0')"><a 
name="isVirtualAsWritten0Anchor">isVirtualAsWritten</a></td><td></td></tr>
+<tr><td colspan="4" class="doc" id="isVirtualAsWritten0"><pre>Matches if the 
given method declaration has an explicit "virtual".
+
+Given
+  class A {
+   public:
+    virtual void x();
+  };
+  class B : public A {
+   public:
+    void x();
+  };
+  matches A::x but not B::x
+</pre></td></tr>
 
 <tr><td>Matcher&lt<a 
href="http://clang.llvm.org/doxygen/classclang_1_1CXXOperatorCallExpr.html";>CXXOperatorCallExpr</a>&gt;</td><td
 class="name" onclick="toggle('hasOverloadedOperatorName1')"><a 
name="hasOverloadedOperatorName1Anchor">hasOverloadedOperatorName</a></td><td>StringRef
 Name</td></tr>
 <tr><td colspan="4" class="doc" id="hasOverloadedOperatorName1"><pre>Matches 
overloaded operator names.

Modified: cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h?rev=258415&r1=258414&r2=258415&view=diff
==============================================================================
--- cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h (original)
+++ cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h Thu Jan 21 11:56:24 2016
@@ -3491,6 +3491,24 @@ AST_MATCHER(CXXMethodDecl, isVirtual) {
   return Node.isVirtual();
 }
 
+/// \brief Matches if the given method declaration has an explicit "virtual".
+///
+/// Given
+/// \code
+///   class A {
+///    public:
+///     virtual void x();
+///   };
+///   class B : public A {
+///    public:
+///     void x();
+///   };
+/// \endcode
+///   matches A::x but not B::x
+AST_MATCHER(CXXMethodDecl, isVirtualAsWritten) {
+  return Node.isVirtualAsWritten();
+}
+
 /// \brief Matches if the given method or class declaration is final.
 ///
 /// Given:

Modified: cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp?rev=258415&r1=258414&r2=258415&view=diff
==============================================================================
--- cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp (original)
+++ cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp Thu Jan 21 11:56:24 2016
@@ -303,6 +303,7 @@ RegistryMaps::RegistryMaps() {
   REGISTER_MATCHER(isUnion);
   REGISTER_MATCHER(isVariadic);
   REGISTER_MATCHER(isVirtual);
+  REGISTER_MATCHER(isVirtualAsWritten);
   REGISTER_MATCHER(isVolatileQualified);
   REGISTER_MATCHER(isWritten);
   REGISTER_MATCHER(labelStmt);

Modified: cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp?rev=258415&r1=258414&r2=258415&view=diff
==============================================================================
--- cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp (original)
+++ cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp Thu Jan 21 11:56:24 2016
@@ -2028,6 +2028,16 @@ TEST(Matcher, MatchesVirtualMethod) {
   EXPECT_TRUE(notMatches("class X { int f(); };", cxxMethodDecl(isVirtual())));
 }
 
+TEST(Matcher, MatchesVirtualAsWrittenMethod) {
+  EXPECT_TRUE(matches("class A { virtual int f(); };"
+                      "class B : public A { int f(); };",
+                      cxxMethodDecl(isVirtualAsWritten(), hasName("::A::f"))));
+  EXPECT_TRUE(
+      notMatches("class A { virtual int f(); };"
+                 "class B : public A { int f(); };",
+                 cxxMethodDecl(isVirtualAsWritten(), hasName("::B::f"))));
+}
+
 TEST(Matcher, MatchesPureMethod) {
   EXPECT_TRUE(matches("class X { virtual int f() = 0; };",
                       cxxMethodDecl(isPure(), hasName("::X::f"))));


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