Class truthy

tests/SelfTest/UsageTests/Decomposition.tests.cpp:14–20

namespace {

struct truthy {
    truthy(bool b):m_value(b){}
    operator bool() const {
        return false;
    }
    bool m_value;
};

std::ostream& operator<<(std::ostream& o, truthy) {
    o << "Hey, its truthy!";