| 20 | namespace fleece { namespace impl { |
| 21 | |
| 22 | void JSONEncoder::writeString(slice str) { |
| 23 | comma(); |
| 24 | _out << '"'; |
| 25 | auto start = (const uint8_t*)str.buf; |
| 26 | auto end = (const uint8_t*)str.end(); |
| 27 | for (auto p = start; p < end; p++) { |
| 28 | uint8_t ch = *p; |
| 29 | if (ch == '"' || ch == '\\' || ch < 32 || ch == 127) { |
| 30 | // Write characters from start up to p-1: |
| 31 | _out.write({start, p}); |
| 32 | start = p + 1; |
| 33 | switch (ch) { |
| 34 | case '"': |
| 35 | case '\\': |
| 36 | _out << '\\'; |
| 37 | --start; // ch will be written in next pass |
| 38 | break; |
| 39 | case '\r': |
| 40 | _out.write("\\r"_sl); |
| 41 | break; |
| 42 | case '\n': |
| 43 | _out.write("\\n"_sl); |
| 44 | break; |
| 45 | case '\t': |
| 46 | _out.write("\\t"_sl); |
| 47 | break; |
| 48 | default: { |
| 49 | char buf[7]; |
| 50 | _out.write(buf, sprintf(buf, "\\u%04x", (unsigned)ch)); |
| 51 | break; |
| 52 | } |
| 53 | } |
| 54 | } |
| 55 | } |
| 56 | if (end > start) |
| 57 | _out.write({start, end}); |
| 58 | _out << '"'; |
| 59 | } |
| 60 | |
| 61 | |
| 62 | void JSONEncoder::writeDateString(int64_t timestamp, bool asUTC) { |