Class StringData

core/logging.cpp:61–84

Using StringPiece breaks Windows build.

// Using StringPiece breaks Windows build.
struct StringData {
  struct Hasher {
    size_t operator()(const StringData& sdata) const {
      // For dependency reasons, we cannot use hash.h here. Use DBJHash instead.
      size_t hash = 5381;
      const char* data = sdata.data;
      for (const char* top = data + sdata.size; data < top; ++data) {
        hash = ((hash << 5) + hash) + (*data);
      }
      return hash;
    }
  };

  StringData() = default;
  StringData(const char* data, size_t size) : data(data), size(size) {}

  bool operator==(const StringData& rhs) const {
    return size == rhs.size && memcmp(data, rhs.data, size) == 0;
  }
  friend std::ostream& operator<<(std::ostream& out, const StringData& s);

  const char* data = nullptr;
  size_t size = 0;
};

std::ostream& operator<<(std::ostream& out, const StringData& s) {
  out << std::string(s.data, s.size);