GUID ff::Dict::GetGuid(ff::StringRef name, REFGUID defaultValue) const { Value *value = GetValue(name); if (value) { if (value->IsType(Value::Type::Guid)) { return value->AsGuid(); } else { ValuePtr newValue; if (value->Convert(Value::Type::Guid, &newValue)) { return newValue->AsGuid(); } } } return defaultValue; }