in src/main/cpp/sdk/common/rapidjson/prettywriter.h [208:250]
void PrettyPrefix(Type type) {
(void)type;
if (Base::level_stack_.GetSize() != 0) { // this value is not at root
typename Base::Level* level = Base::level_stack_.template Top<typename Base::Level>();
if (level->inArray) {
if (level->valueCount > 0) {
Base::os_->Put(','); // add comma if it is not the first element in array
if (formatOptions_ & kFormatSingleLineArray)
Base::os_->Put(' ');
}
if (!(formatOptions_ & kFormatSingleLineArray)) {
Base::os_->Put('\n');
WriteIndent();
}
}
else { // in object
if (level->valueCount > 0) {
if (level->valueCount % 2 == 0) {
Base::os_->Put(',');
Base::os_->Put('\n');
}
else {
Base::os_->Put(':');
Base::os_->Put(' ');
}
}
else
Base::os_->Put('\n');
if (level->valueCount % 2 == 0)
WriteIndent();
}
if (!level->inArray && level->valueCount % 2 == 0)
RAPIDJSON_ASSERT(type == kStringType); // if it's in object, then even number should be a name
level->valueCount++;
}
else {
RAPIDJSON_ASSERT(!Base::hasRoot_); // Should only has one and only one root.
Base::hasRoot_ = true;
}
}