Method ScanTag

lib/yamlcpp/src/scantoken.cpp:256–292

Tag

// Tag
void Scanner::ScanTag() {
  // insert a potential simple key
  InsertPotentialSimpleKey();
  m_simpleKeyAllowed = false;
  m_canBeJSONFlow = false;

  Token token(Token::TAG, INPUT.mark());

  // eat the indicator
  INPUT.get();

  if (INPUT && INPUT.peek() == Keys::VerbatimTagStart) {
    std::string tag = ScanVerbatimTag(INPUT);

    token.value = tag;
    token.data = Tag::VERBATIM;
  } else {
    bool canBeHandle;
    token.value = ScanTagHandle(INPUT, canBeHandle);
    if (!canBeHandle && token.value.empty())
      token.data = Tag::NON_SPECIFIC;
    else if (token.value.empty())
      token.data = Tag::SECONDARY_HANDLE;
    else
      token.data = Tag::PRIMARY_HANDLE;

    // is there a suffix?
    if (canBeHandle && INPUT.peek() == Keys::Tag) {
      // eat the indicator
      INPUT.get();
      token.params.push_back(ScanTagSuffix(INPUT));
      token.data = Tag::NAMED_HANDLE;
    }
  }

  m_tokens.push(token);
}

// PlainScalar
void Scanner::ScanPlainScalar() {