text: // The MIT License (MIT)
  //
  // Copyright (c) 2015-2017 Simon Ninon <simon.ninon@gmail.com>
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in all
  // copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  // SOFTWARE.
  
  #include <cpp_redis/builders/builders_factory.hpp>
  #include <cpp_redis/builders/reply_builder.hpp>
  #include <cpp_redis/misc/error.hpp>
  
  namespace cpp_redis {
  
  namespace builders {
  
  reply_builder::reply_builder(void)
  : m_builder(nullptr) {}
  
  reply_builder&
  reply_builder::operator<<(const std::string& data) {
    m_buffer += data;
  
    while (build_reply())
      ;
  
    return *this;
  }
  
  void
  reply_builder::reset(void) {
    m_builder = nullptr;
    m_buffer.clear();
  }
  
  bool
  reply_builder::build_reply(void) {
    if (!m_buffer.size())
      return false;
  
    if (!m_builder) {
      m_builder = create_builder(m_buffer.front());
      m_buffer.erase(0, 1);
    }
  
    *m_builder << m_buffer;
  
    if (m_builder->reply_ready()) {
      m_available_replies.push_back(m_builder->get_reply());
      m_builder = nullptr;
  
      return true;
    }
  
    return false;
  }
  
  void
  reply_builder::operator>>(reply& reply) {
    reply = get_front();
  }
  
  const reply&
  reply_builder::get_front(void) const {
    if (!reply_available())
      throw redis_error("No available reply");
  
    return m_available_replies.front();
  }
  
  void
  reply_builder::pop_front(void) {
    if (!reply_available())
      throw redis_error("No available reply");
  
    m_available_replies.pop_front();
  }
  
  bool
  reply_builder::reply_available(void) const {
    return m_available_replies.size() > 0;
  }
  
  } // namespace builders
  
  } // namespace cpp_redis
  