void NamePrinter::printDeclName()

in facebook-clang-plugins/libtooling/NamePrinter.h [77:108]

• 24 lines of code
• 9 McCabe index (conditional complexity)

void NamePrinter<ATDWriter>::printDeclName(const NamedDecl &D) {
  const DeclContext *Ctx = D.getDeclContext();
  SmallVector<const NamedDecl *, 8> Contexts;
  Contexts.push_back(&D);

  // Don't dump full qualifier for variables declared
  // inside a function/method/block
  // For structs defined inside functions, dump fully qualified name
  if (Ctx->isFunctionOrMethod() && !isa<TagDecl>(&D)) {
    Ctx = nullptr;
  }

  while (Ctx && isa<NamedDecl>(Ctx)) {
    bool shouldPrintCtx = true;
    // skip inline namespaces when printing qualified name
    if (const NamespaceDecl *ND = dyn_cast<NamespaceDecl>(Ctx)) {
      if (ND->isInline()) {
        shouldPrintCtx = false;
      }
    }
    if (shouldPrintCtx) {
      Contexts.push_back(cast<NamedDecl>(Ctx));
    }
    Ctx = Ctx->getParent();
  }

  ArrayScope aScope(OF, Contexts.size());
  // dump list in reverse
  for (const Decl *Ctx : Contexts) {
    ConstDeclVisitor<NamePrinter<ATDWriter>>::Visit(Ctx);
  }
}