11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
35 return Node.getMethodFamily() == OMF_init;
54 ast_matchers::internal::Matcher<ObjCInterfaceDecl>,
Base) {
55 const ObjCInterfaceDecl *InterfaceDecl = Node.getClassInterface();
56 return Base.matches(*InterfaceDecl, Finder,
Builder);
71 AST_MATCHER(ObjCMessageExpr, isMessagingSuperInstance) {
72 return Node.getReceiverKind() == ObjCMessageExpr::SuperInstance;
77 void SuperSelfCheck::registerMatchers(MatchFinder *Finder) {
79 objcMessageExpr(hasSelector(
"self"), isMessagingSuperInstance(),
80 hasAncestor(objcMethodDecl(
82 hasDeclContext(objcImplementationDecl(hasInterface(
83 isDerivedFrom(hasName(
"NSObject"))))))))
88 void SuperSelfCheck::check(
const MatchFinder::MatchResult &Result) {
89 const auto *
Message = Result.Nodes.getNodeAs<ObjCMessageExpr>(
"message");
91 auto Diag = diag(
Message->getExprLoc(),
"suspicious invocation of %0 in "
92 "initializer; did you mean to "
93 "invoke a superclass initializer?")
96 SourceLocation ReceiverLoc =
Message->getReceiverRange().getBegin();
97 if (ReceiverLoc.isMacroID() || ReceiverLoc.isInvalid())
100 SourceLocation SelectorLoc =
Message->getSelectorStartLoc();
101 if (SelectorLoc.isMacroID() || SelectorLoc.isInvalid())
104 Diag << FixItHint::CreateReplacement(
Message->getSourceRange(),
105 StringRef(
"[super init]"));