[ASTMatchers] Introduce a matcher for matching any given Objective-C selector

Incudes a tiny related refactoring.

Differential Revision: https://reviews.llvm.org/D44858

llvm-svn: 328747

2 files changed, 25 insertions, 4 deletions

diff --git a/clang/lib/ASTMatchers/ASTMatchersInternal.cpp b/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
index 0bcdd8e3280..5351ffee54c 100644
--- a/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
+++ b/clang/lib/ASTMatchers/ASTMatchersInternal.cpp
@@ -315,12 +315,31 @@ bool AnyOfVariadicOperator(const ast_type_traits::DynTypedNode &DynNode,
   return false;
 }
 
-Matcher<NamedDecl> hasAnyNameFunc(ArrayRef<const StringRef *> NameRefs) {
+inline static
+std::vector<std::string> vectorFromRefs(ArrayRef<const StringRef *> NameRefs) {
   std::vector<std::string> Names;
   for (auto *Name : NameRefs)
     Names.emplace_back(*Name);
-  return internal::Matcher<NamedDecl>(
-      new internal::HasNameMatcher(std::move(Names)));
+  return Names;
+}
+
+Matcher<NamedDecl> hasAnyNameFunc(ArrayRef<const StringRef *> NameRefs) {
+  std::vector<std::string> Names = vectorFromRefs(NameRefs);
+  return internal::Matcher<NamedDecl>(new internal::HasNameMatcher(Names));
+}
+
+AST_MATCHER_P(ObjCMessageExpr, hasAnySelectorMatcher, std::vector<std::string>,
+              Matches) {
+  std::string SelString = Node.getSelector().getAsString();
+  for (const std::string &S : Matches)
+    if (S == SelString)
+      return true;
+  return false;
+}
+
+Matcher<ObjCMessageExpr> hasAnySelectorFunc(
+    ArrayRef<const StringRef *> NameRefs) {
+  return hasAnySelectorMatcher(vectorFromRefs(NameRefs));
 }
 
 HasNameMatcher::HasNameMatcher(std::vector<std::string> N)
@@ -393,7 +412,8 @@ public:
   /// Return true if there are still any patterns left.
   bool consumeNameSuffix(StringRef NodeName, bool CanSkip) {
     for (size_t I = 0; I < Patterns.size();) {
-      if (internal::consumeNameSuffix(Patterns[I].P, NodeName) ||
+      if (::clang::ast_matchers::internal::consumeNameSuffix(Patterns[I].P,
+                                                             NodeName) ||
           CanSkip) {
         ++I;
       } else {
diff --git a/clang/lib/ASTMatchers/Dynamic/Registry.cpp b/clang/lib/ASTMatchers/Dynamic/Registry.cpp
index fd373bca561..afc5f6a9b87 100644
--- a/clang/lib/ASTMatchers/Dynamic/Registry.cpp
+++ b/clang/lib/ASTMatchers/Dynamic/Registry.cpp
@@ -286,6 +286,7 @@ RegistryMaps::RegistryMaps() {
   REGISTER_MATCHER(hasReturnValue);
   REGISTER_MATCHER(hasRHS);
   REGISTER_MATCHER(hasSelector);
+  REGISTER_MATCHER(hasAnySelector);
   REGISTER_MATCHER(hasSingleDecl);
   REGISTER_MATCHER(hasSize);
   REGISTER_MATCHER(hasSizeExpr);