Method loadBuffer

Bcore/src/main/cpp/Dobby/tests/catch.hpp:5440–5469

  std::vector<Token> m_tokenBuffer;

  void loadBuffer() {
    m_tokenBuffer.resize(0);

    // Skip any empty strings
    while (it != itEnd && it->empty())
      ++it;

    if (it != itEnd) {
      auto const &next = *it;
      if (isOptPrefix(next[0])) {
        auto delimiterPos = next.find_first_of(" :=");
        if (delimiterPos != std::string::npos) {
          m_tokenBuffer.push_back({TokenType::Option, next.substr(0, delimiterPos)});
          m_tokenBuffer.push_back({TokenType::Argument, next.substr(delimiterPos + 1)});
        } else {
          if (next[1] != '-' && next.size() > 2) {
            std::string opt = "- ";
            for (size_t i = 1; i < next.size(); ++i) {
              opt[1] = next[i];
              m_tokenBuffer.push_back({TokenType::Option, opt});
            }
          } else {
            m_tokenBuffer.push_back({TokenType::Option, next});
          }
        }
      } else {
        m_tokenBuffer.push_back({TokenType::Argument, next});
      }
    }
  }

public:
  explicit TokenStream(Args const &args) : TokenStream(args.m_args.begin(), args.m_args.end()) {