Mission Impossible / How to create datatypes which cannot contain invalid state

adrianimboden

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01 Introduction

Introduction

02 Enums

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03 Optional

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04 Variant

variant - Overview Optional - Hands On Optional - Example Solution

05 Final

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Previous: Enums - Hands On Next: Optional - Overview

Possible solution

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// { autofold
#include <boost/assert.hpp>
#include <iostream>
#include <mutex>
#include <thread>
void long_running_task() {
    std::this_thread::sleep_for(std::chrono::milliseconds(100));
}
// }
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