[PATCH] D44174: do not register matcher for objc-only checks when analyzing non-objc sources to save resources

[Yan Zhang via Phabricator via cfe-commits]

Wizard created this revision.
Herald added subscribers: cfe-commits, klimek.

Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D44174

Files:
  clang-tidy/google/AvoidThrowingObjCExceptionCheck.cpp
  clang-tidy/objc/AvoidNSErrorInitCheck.cpp
  clang-tidy/objc/ForbiddenSubclassingCheck.cpp
  clang-tidy/objc/PropertyDeclarationCheck.cpp


Index: clang-tidy/objc/PropertyDeclarationCheck.cpp
===================================================================
--- clang-tidy/objc/PropertyDeclarationCheck.cpp
+++ clang-tidy/objc/PropertyDeclarationCheck.cpp
@@ -170,6 +170,10 @@
       EscapedAcronyms() {}
 
 void PropertyDeclarationCheck::registerMatchers(MatchFinder *Finder) {
+  // this check should only be applied to ObjC sources.
+  if (!getLangOpts().ObjC1 && !getLangOpts().ObjC2) {
+    return;
+  }
   if (IncludeDefaultAcronyms) {
     EscapedAcronyms.reserve(llvm::array_lengthof(DefaultSpecialAcronyms) +
                             SpecialAcronyms.size());
Index: clang-tidy/objc/ForbiddenSubclassingCheck.cpp
===================================================================
--- clang-tidy/objc/ForbiddenSubclassingCheck.cpp
+++ clang-tidy/objc/ForbiddenSubclassingCheck.cpp
@@ -77,6 +77,10 @@
 }
 
 void ForbiddenSubclassingCheck::registerMatchers(MatchFinder *Finder) {
+  // this check should only be applied to ObjC sources.
+  if (!getLangOpts().ObjC1 && !getLangOpts().ObjC2) {
+    return;
+  }
   Finder->addMatcher(
       objcInterfaceDecl(
           isSubclassOf(
Index: clang-tidy/objc/AvoidNSErrorInitCheck.cpp
===================================================================
--- clang-tidy/objc/AvoidNSErrorInitCheck.cpp
+++ clang-tidy/objc/AvoidNSErrorInitCheck.cpp
@@ -18,6 +18,10 @@
 namespace objc {
 
 void AvoidNSErrorInitCheck::registerMatchers(MatchFinder *Finder) {
+  // this check should only be applied to ObjC sources.
+  if (!getLangOpts().ObjC1 && !getLangOpts().ObjC2) {
+    return;
+  }
   Finder->addMatcher(objcMessageExpr(hasSelector("init"),
                                      hasReceiverType(asString("NSError *")))
                          .bind("nserrorInit"),
Index: clang-tidy/google/AvoidThrowingObjCExceptionCheck.cpp
===================================================================
--- clang-tidy/google/AvoidThrowingObjCExceptionCheck.cpp
+++ clang-tidy/google/AvoidThrowingObjCExceptionCheck.cpp
@@ -19,6 +19,11 @@
 namespace objc {
 
 void AvoidThrowingObjCExceptionCheck::registerMatchers(MatchFinder *Finder) {
+  // this check should only be applied to ObjC sources.
+  if (!getLangOpts().ObjC1 && !getLangOpts().ObjC2) {
+    return;
+  }
+
   Finder->addMatcher(objcThrowStmt().bind("throwStmt"), this);
   Finder->addMatcher(
       objcMessageExpr(anyOf(hasSelector("raise:format:"),


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