Function table

src/commandline.cpp:28–47

formats the list of pairs in two columns

// formats the list of pairs in two columns
//
std::string table(const std::vector<std::pair<std::string, std::string>>& v,
                  std::size_t indent, std::size_t spacing)
{
  std::size_t longest = 0;

  for (auto&& p : v)
    longest = std::max(longest, p.first.size());

  std::string s;

  for (auto&& p : v) {
    if (!s.empty())
      s += "\n";

    s += std::string(indent, ' ') + pad_right(p.first, longest) + " " +
         std::string(spacing, ' ') + p.second;
  }

  return s;
}

CommandLine::CommandLine() : m_command(nullptr)
{