C++ ConstString::GetStringRef方法代码示例

uint32_t
ClangModulesDeclVendorImpl::FindDecls (const ConstString &name,
                                       bool append,
                                       uint32_t max_matches,
                                       std::vector <clang::NamedDecl*> &decls)
{
    if (!append)
        decls.clear();
    
    clang::IdentifierInfo &ident = m_compiler_instance->getASTContext().Idents.get(name.GetStringRef());
    
    clang::LookupResult lookup_result(m_compiler_instance->getSema(),
                                      clang::DeclarationName(&ident),
                                      clang::SourceLocation(),
                                      clang::Sema::LookupOrdinaryName);
    
    m_compiler_instance->getSema().LookupName(lookup_result, m_compiler_instance->getSema().getScopeForContext(m_compiler_instance->getASTContext().getTranslationUnitDecl()));
    
    uint32_t num_matches = 0;
    
    for (clang::NamedDecl *named_decl : lookup_result)
    {
        if (num_matches >= max_matches)
            return num_matches;
        
        decls.push_back(named_decl);
        ++num_matches;
    }
    
    return num_matches;
}

void OptionValueProperties::AppendProperty(const ConstString &name,
                                           const ConstString &desc,
                                           bool is_global,
                                           const OptionValueSP &value_sp) {
  Property property(name, desc, is_global, value_sp);
  m_name_to_index.Append(name.GetStringRef(), m_properties.size());
  m_properties.push_back(property);
  value_sp->SetParent(shared_from_this());
  m_name_to_index.Sort();
}

// bool
// OptionValueProperties::GetQualifiedName (Stream &strm)
//{
//    bool dumped_something = false;
////    lldb::OptionValuePropertiesSP parent_sp(GetParent ());
////    if (parent_sp)
////    {
////        parent_sp->GetQualifiedName (strm);
////        strm.PutChar('.');
////        dumped_something = true;
////    }
//    if (m_name)
//    {
//        strm << m_name;
//        dumped_something = true;
//    }
//    return dumped_something;
//}
//
lldb::OptionValueSP
OptionValueProperties::GetValueForKey(const ExecutionContext *exe_ctx,
                                      const ConstString &key,
                                      bool will_modify) const {
  lldb::OptionValueSP value_sp;
  size_t idx = m_name_to_index.Find(key.GetStringRef(), SIZE_MAX);
  if (idx < m_properties.size())
    value_sp = GetPropertyAtIndex(exe_ctx, will_modify, idx)->GetValue();
  return value_sp;
}

void lldb_private::formatters::AddSummary(
    TypeCategoryImpl::SharedPointer category_sp, TypeSummaryImplSP summary_sp,
    ConstString type_name, bool regex) {
  if (regex)
    category_sp->GetRegexTypeSummariesContainer()->Add(
        RegularExpressionSP(new RegularExpression(type_name.GetStringRef())),
        summary_sp);
  else
    category_sp->GetTypeSummariesContainer()->Add(type_name, summary_sp);
}

void lldb_private::formatters::AddStringSummary(
    TypeCategoryImpl::SharedPointer category_sp, const char *string,
    ConstString type_name, TypeSummaryImpl::Flags flags, bool regex) {
  lldb::TypeSummaryImplSP summary_sp(new StringSummaryFormat(flags, string));

  if (regex)
    category_sp->GetRegexTypeSummariesContainer()->Add(
        RegularExpressionSP(new RegularExpression(type_name.GetStringRef())),
        summary_sp);
  else
    category_sp->GetTypeSummariesContainer()->Add(type_name, summary_sp);
}

void lldb_private::formatters::AddFormat(
    TypeCategoryImpl::SharedPointer category_sp, lldb::Format format,
    ConstString type_name, TypeFormatImpl::Flags flags, bool regex) {
  lldb::TypeFormatImplSP format_sp(new TypeFormatImpl_Format(format, flags));

  if (regex)
    category_sp->GetRegexTypeFormatsContainer()->Add(
        RegularExpressionSP(new RegularExpression(type_name.GetStringRef())),
        format_sp);
  else
    category_sp->GetTypeFormatsContainer()->Add(type_name, format_sp);
}

 GoInterpreter(ExecutionContext &exe_ctx, const char *expr)
     : m_exe_ctx(exe_ctx), m_frame(exe_ctx.GetFrameSP()), m_parser(expr) {
   if (m_frame) {
     const SymbolContext &ctx =
         m_frame->GetSymbolContext(eSymbolContextFunction);
     ConstString fname = ctx.GetFunctionName();
     if (fname.GetLength() > 0) {
       size_t dot = fname.GetStringRef().find('.');
       if (dot != llvm::StringRef::npos)
         m_package = llvm::StringRef(fname.AsCString(), dot);
     }
   }
 }

  uint32_t FindExactMatches(ConstString &type_name,
                            std::vector<ConstString> &equivalents) {
    uint32_t count = 0;

    for (ImplData match =
             m_impl.FindFirstValueForName(type_name.GetStringRef());
         match != nullptr; match = m_impl.FindNextValueForName(match)) {
      equivalents.push_back(match->value);
      count++;
    }

    return count;
  }

void lldb_private::formatters::AddCXXSynthetic(
    TypeCategoryImpl::SharedPointer category_sp,
    CXXSyntheticChildren::CreateFrontEndCallback generator,
    const char *description, ConstString type_name,
    ScriptedSyntheticChildren::Flags flags, bool regex) {
  lldb::SyntheticChildrenSP synth_sp(
      new CXXSyntheticChildren(flags, description, generator));
  if (regex)
    category_sp->GetRegexTypeSyntheticsContainer()->Add(
        RegularExpressionSP(new RegularExpression(type_name.GetStringRef())),
        synth_sp);
  else
    category_sp->GetTypeSyntheticsContainer()->Add(type_name, synth_sp);
}

void lldb_private::formatters::AddFilter(
    TypeCategoryImpl::SharedPointer category_sp,
    std::vector<std::string> children, const char *description,
    ConstString type_name, ScriptedSyntheticChildren::Flags flags, bool regex) {
  TypeFilterImplSP filter_sp(new TypeFilterImpl(flags));
  for (auto child : children)
    filter_sp->AddExpressionPath(child);
  if (regex)
    category_sp->GetRegexTypeFiltersContainer()->Add(
        RegularExpressionSP(new RegularExpression(type_name.GetStringRef())),
        filter_sp);
  else
    category_sp->GetTypeFiltersContainer()->Add(type_name, filter_sp);
}

  // partial matches can occur when a name with equivalents is a template
  // argument.
  // e.g. we may have "class Foo" be a match for "struct Bar". if we have a
  // typename
  // such as "class Templatized<class Foo, Anything>" we want this to be
  // replaced with
  // "class Templatized<struct Bar, Anything>". Since partial matching is time
  // consuming
  // once we get a partial match, we add it to the exact matches list for faster
  // retrieval
  uint32_t FindPartialMatches(ConstString &type_name,
                              std::vector<ConstString> &equivalents) {
    uint32_t count = 0;

    llvm::StringRef type_name_cstr = type_name.GetStringRef();

    size_t items_count = m_impl.GetSize();

    for (size_t item = 0; item < items_count; item++) {
      llvm::StringRef key_cstr = m_impl.GetCStringAtIndex(item);
      if (type_name_cstr.contains(key_cstr)) {
        count += AppendReplacements(type_name_cstr, key_cstr, equivalents);
      }
    }

    return count;
  }

uint32_t
OptionValueProperties::GetPropertyIndex(const ConstString &name) const {
  return m_name_to_index.Find(name.GetStringRef(), SIZE_MAX);
}

 void Add(ConstString &type_name, ConstString &type_equivalent) {
   m_impl.Insert(type_name.GetStringRef(), type_equivalent);
 }