Method ScanAnchorOrAlias

lib/yamlcpp/src/scantoken.cpp:221–253

AnchorOrAlias

// AnchorOrAlias
void Scanner::ScanAnchorOrAlias() {
  bool alias;
  std::string name;

  // insert a potential simple key
  InsertPotentialSimpleKey();
  m_simpleKeyAllowed = false;
  m_canBeJSONFlow = false;

  // eat the indicator
  Mark mark = INPUT.mark();
  char indicator = INPUT.get();
  alias = (indicator == Keys::Alias);

  // now eat the content
  while (INPUT && Exp::Anchor().Matches(INPUT))
    name += INPUT.get();

  // we need to have read SOMETHING!
  if (name.empty())
    throw ParserException(INPUT.mark(), alias ? ErrorMsg::ALIAS_NOT_FOUND
                                              : ErrorMsg::ANCHOR_NOT_FOUND);

  // and needs to end correctly
  if (INPUT && !Exp::AnchorEnd().Matches(INPUT))
    throw ParserException(INPUT.mark(), alias ? ErrorMsg::CHAR_IN_ALIAS
                                              : ErrorMsg::CHAR_IN_ANCHOR);

  // and we're done
  Token token(alias ? Token::ALIAS : Token::ANCHOR, mark);
  token.value = name;
  m_tokens.push(token);
}

// Tag
void Scanner::ScanTag() {