double traverse_sajson(const sajson::value &v)
{
double x = 0;
switch (v.get_type())
{
case sajson::TYPE_DOUBLE:
x += v.get_double_value();
break;
case sajson::TYPE_INTEGER:
x += v.get_integer_value();
break;
case sajson::TYPE_ARRAY:
for (size_t i = 0; i < v.get_length(); ++i)
{
x += traverse_sajson(v.get_array_element(i));
}
break;
case sajson::TYPE_OBJECT:
for (size_t i = 0; i < v.get_length(); ++i)
{
x += traverse_sajson(v.get_object_value(i));
}
break;
default:
return 0;
}
return x;
}
static bool hasJsonValue(sajson::value jsonObject, const char* key, sajson::type expectedType) {
size_t index = jsonObject.find_object_key(sajson::literal(key));
if (index == jsonObject.get_length()) {
return false;
}
sajson::value value = jsonObject.get_object_value(index);
return value.get_type() == expectedType;
}
static sajson::value getJsonValue(sajson::value jsonObject, const char* key) {
size_t index = jsonObject.find_object_key(sajson::literal(key));
return jsonObject.get_object_value(index);
}