mirror of
https://github.com/TwilitRealm/dusklight
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PJB3005
824263fa6e
Roughly inspired by what I've learned from my work on Space Station 14, without some of the unnecessary cruft and complexity. Implementation is relatively simple once I figured out all the template order shenanigans.
30 lines
679 B
C++
30 lines
679 B
C++
#ifndef DUSK_SCOPE_HPP
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#define DUSK_SCOPE_HPP
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namespace dusk {
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/**
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* A simple value wrapper that will destroy the value at the end of its scope.
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* @tparam T The type of value contained.
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* @tparam Destructor The type of function used to destroy the value.
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*/
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template <typename T, typename Destructor>
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struct ScopeValue {
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T value;
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Destructor destructor;
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explicit ScopeValue(T value, Destructor destructor) : value(value), destructor(destructor) {
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}
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~ScopeValue() {
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destructor(value);
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}
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constexpr operator T&() const noexcept {
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return value;
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}
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};
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}
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#endif // DUSK_SCOPE_HPP
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