- case '\b': dst->append("\\b", 2); break;
- case '\f': dst->append("\\f", 2); break;
- case '\n': dst->append("\\n", 2); break;
- case '\r': dst->append("\\r", 2); break;
- case '\t': dst->append("\\t", 2); break;
- case '\\': dst->append("\\\\", 2); break;
- case '"': dst->append("\\\"", 2); break;
+ case '\b': dst->appendLiteral("\\b"); break;
+ case '\f': dst->appendLiteral("\\f"); break;
+ case '\n': dst->appendLiteral("\\n"); break;
+ case '\r': dst->appendLiteral("\\r"); break;
+ case '\t': dst->appendLiteral("\\t"); break;
+ case '\\': dst->appendLiteral("\\\\"); break;
+ case '"': dst->appendLiteral("\\\""); break;