FormatBuffer.hpp

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#pragma once
 
#include <fmt/format.h>
 
#include <iterator>
#include <string>
#include <string_view>
 
namespace slang::netlist {

class FormatBuffer {
public:
  void append(std::string_view str) { buf.append(str); }

  void append(char ch) { buf.push_back(ch); }

  template <typename... Args>
  void format(fmt::format_string<Args...> fmt, Args &&...args) {
    fmt::format_to(std::back_inserter(buf), fmt, std::forward<Args>(args)...);
  }

  auto size() const -> size_t { return buf.size(); }

  auto data() const -> const char * { return buf.data(); }

  auto empty() const -> bool { return buf.empty(); }

  void clear() { buf.clear(); }

  auto str() const -> std::string { return buf; }
 
private:
  std::string buf;
};
 
} // namespace slang::netlist