void NamePrinter::VisitTagDecl()

in facebook-clang-plugins/libtooling/NamePrinter.h [131:159]

• 28 lines of code
• 7 McCabe index (conditional complexity)

void NamePrinter<ATDWriter>::VisitTagDecl(const TagDecl *D) {
  // heavily inspired by clang's TypePrinter::printTag() function
  SmallString<64> Buf;
  llvm::raw_svector_ostream StrOS(Buf);
  if (const IdentifierInfo *II = D->getIdentifier()) {
    StrOS << II->getName();
  } else if (TypedefNameDecl *Typedef = D->getTypedefNameForAnonDecl()) {
    StrOS << Typedef->getIdentifier()->getName();
  } else {
    if (isa<CXXRecordDecl>(D) && cast<CXXRecordDecl>(D)->isLambda()) {
      StrOS << "lambda";
    } else {
      StrOS << "anonymous_" << D->getKindName();
    }
    PresumedLoc PLoc = SM.getPresumedLoc(D->getLocation());
    if (PLoc.isValid()) {
      StrOS << "_" << PLoc.getFilename() << ':' << PLoc.getLine() << ':'
            << PLoc.getColumn();
    }
  }
  if (const ClassTemplateSpecializationDecl *Spec =
          dyn_cast<ClassTemplateSpecializationDecl>(D)) {
    ArrayRef<TemplateArgument> Args;
    const TemplateArgumentList &TemplateArgs = Spec->getTemplateArgs();
    Args = TemplateArgs.asArray();
    printTemplateArgList(StrOS, Args);
  }
  OF.emitString(StrOS.str().str());
}