diff options
| -rw-r--r-- | clang/docs/LibASTMatchersReference.html | 9 | ||||
| -rw-r--r-- | clang/include/clang/ASTMatchers/ASTMatchers.h | 11 | ||||
| -rw-r--r-- | clang/lib/ASTMatchers/Dynamic/Registry.cpp | 1 | ||||
| -rw-r--r-- | clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp | 7 |
4 files changed, 28 insertions, 0 deletions
diff --git a/clang/docs/LibASTMatchersReference.html b/clang/docs/LibASTMatchersReference.html index 295b0b1e435..e82bc3e5dc3 100644 --- a/clang/docs/LibASTMatchersReference.html +++ b/clang/docs/LibASTMatchersReference.html @@ -3183,6 +3183,15 @@ Usable as: Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1TagDe </pre></td></tr> +<tr><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1ParmVarDecl.html">ParmVarDecl</a>></td><td class="name" onclick="toggle('hasDefaultArgument0')"><a name="hasDefaultArgument0Anchor">hasDefaultArgument</a></td><td></td></tr> +<tr><td colspan="4" class="doc" id="hasDefaultArgument0"><pre>Matches a declaration that has default arguments. + +Example matches y (matcher = parmVarDecl(hasDefaultArgument())) +void x(int val) {} +void y(int val = 0) {} +</pre></td></tr> + + <tr><td>Matcher<<a href="http://clang.llvm.org/doxygen/classclang_1_1QualType.html">QualType</a>></td><td class="name" onclick="toggle('asString0')"><a name="asString0Anchor">asString</a></td><td>std::string Name</td></tr> <tr><td colspan="4" class="doc" id="asString0"><pre>Matches if the matched type is represented by the given string. diff --git a/clang/include/clang/ASTMatchers/ASTMatchers.h b/clang/include/clang/ASTMatchers/ASTMatchers.h index 5f5d350ced2..1906a570141 100644 --- a/clang/include/clang/ASTMatchers/ASTMatchers.h +++ b/clang/include/clang/ASTMatchers/ASTMatchers.h @@ -5817,6 +5817,17 @@ AST_MATCHER(NamedDecl, hasExternalFormalLinkage) { return Node.hasExternalFormalLinkage(); } +/// \brief Matches a declaration that has default arguments. +/// +/// Example matches y (matcher = parmVarDecl(hasDefaultArgument())) +/// \code +/// void x(int val) {} +/// void y(int val = 0) {} +/// \endcode +AST_MATCHER(ParmVarDecl, hasDefaultArgument) { + return Node.hasDefaultArg(); +} + } // namespace ast_matchers } // namespace clang diff --git a/clang/lib/ASTMatchers/Dynamic/Registry.cpp b/clang/lib/ASTMatchers/Dynamic/Registry.cpp index be2e1b77eeb..27891b8e6a7 100644 --- a/clang/lib/ASTMatchers/Dynamic/Registry.cpp +++ b/clang/lib/ASTMatchers/Dynamic/Registry.cpp @@ -248,6 +248,7 @@ RegistryMaps::RegistryMaps() { REGISTER_MATCHER(hasDeclaration); REGISTER_MATCHER(hasDeclContext); REGISTER_MATCHER(hasDeducedType); + REGISTER_MATCHER(hasDefaultArgument); REGISTER_MATCHER(hasDescendant); REGISTER_MATCHER(hasDestinationType); REGISTER_MATCHER(hasDynamicExceptionSpec); diff --git a/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp b/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp index 3858384e555..9c9304a6f81 100644 --- a/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp +++ b/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp @@ -1991,5 +1991,12 @@ TEST(HasExternalFormalLinkage, Basic) { namedDecl(hasExternalFormalLinkage()))); } +TEST(HasDefaultArgument, Basic) { + EXPECT_TRUE(matches("void x(int val = 0) {}", + parmVarDecl(hasDefaultArgument()))); + EXPECT_TRUE(notMatches("void x(int val) {}", + parmVarDecl(hasDefaultArgument()))); +} + } // namespace ast_matchers } // namespace clang |
