| 66 | } |
| 67 | |
| 68 | std::string size_string(size_t size) { |
| 69 | std::stringstream ss; |
| 70 | ss.precision(3); |
| 71 | if (size >= 1 << 30) |
| 72 | ss << size / float(1 << 30) << " GiB"; |
| 73 | else if (size >= 1 << 20) |
| 74 | ss << size / float(1 << 20) << " MiB"; |
| 75 | else if (size >= 1 << 10) |
| 76 | ss << size / float(1 << 10) << " KiB"; |
| 77 | else |
| 78 | ss << size << " B"; |
| 79 | return ss.str(); |
| 80 | } |
| 81 | |
| 82 | const size_t kLineWidth = 44; |
| 83 | std::string begin(kLineWidth, '<'); |