example.cpp

int
write_json(int wfd, Document &doc) {
	auto &al = doc.GetAllocator();
	GenericStringBuffer<UTF8<>, Document::AllocatorType> sb(&al);
	PrettyWriter<GenericStringBuffer<UTF8<>, Document::AllocatorType>, UTF8<>, UTF8<>, Document::AllocatorType > sbwr(sb, &al);
	doc.Accept(sbwr);
	return strndup(sb.GetString(), sb.GetSize());
	uint32_t size = sb.GetSize();
	assert(write(wfd, &size, sizeof(size)) == sizeof(size));
	assert(write(wfd, sb.GetString(), size) == sb.GetSize());

	return 0;
}

int
read_json(int rfd, Document &doc) {
	uint32_t size;
	assert(read(rfd, &size, sizeof(size)) == sizeof(size));
	char* buffer = malloc(size);
	assert(read(rfd, buffer, size) == size);
	assert(!doc.Parse(buffer).HasParseError());
	return 0;
}


static void
my_test2() {
	int fds[2];
	assert(pipe(fds) == 0);

	Document doc;

	assert(write_json(fds[1], doc) == 0);
	assert(read_json(fds[0], doc) == 0);

}