/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#include "cmPropertyMap.h"

#include <utility>

void cmPropertyMap::Clear()
{
  Map_.clear();
}

void cmPropertyMap::SetProperty(const std::string& name, const char* value)
{
  if (!value) {
    Map_.erase(name);
    return;
  }

  Map_[name].Set(value);
}

void cmPropertyMap::AppendProperty(const std::string& name, const char* value,
                                   bool asString)
{
  // Skip if nothing to append.
  if (!value || !*value) {
    return;
  }

  Map_[name].Append(value, asString);
}

const char* cmPropertyMap::GetPropertyValue(const std::string& name) const
{
  {
    auto it = Map_.find(name);
    if (it != Map_.end()) {
      return it->second.GetValue();
    }
  }
  return nullptr;
}

std::vector<std::string> cmPropertyMap::GetKeys() const
{
  std::vector<std::string> keyList;
  keyList.reserve(Map_.size());
  for (auto const& item : Map_) {
    keyList.push_back(item.first);
  }
  return keyList;
}

std::vector<std::pair<std::string, std::string>> cmPropertyMap::GetList() const
{
  std::vector<std::pair<std::string, std::string>> kvList;
  kvList.reserve(Map_.size());
  for (auto const& item : Map_) {
    kvList.emplace_back(item.first, item.second.GetValue());
  }
  return kvList;
}