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Add an Optional::emplace method

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This commit is contained in:
Maxime Coste 2016-06-22 22:17:13 +01:00
parent a2d76e27b0
commit a8cf2a84c4
1 changed files with 8 additions and 0 deletions
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8
src/optional.hh
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@ -60,6 +60,14 @@ public:
return false; return false;
} }
template<typename... Args>
void emplace(Args&&... args)
{
destruct_ifn();
new (&m_value) T{std::forward<Args>(args)...};
m_valid = true;
}
T& operator*() T& operator*()
{ {
kak_assert(m_valid); kak_assert(m_valid);