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Enable multi_future::get for void multi futures #62

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Enable multi_future::get for void multi futures #62

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15 changes: 13 additions & 2 deletions BS_thread_pool.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -49,18 +49,29 @@ class [[nodiscard]] multi_future
multi_future(const size_t num_futures_ = 0) : f(num_futures_) {}

/**
* @brief Get the results from all the futures stored in this multi_future object.
* @brief Get the results from all the futures stored in this multi_future object, re-throwing any stored exceptions.
*
* @return A vector containing the results.
*/
[[nodiscard]] std::vector<T> get()
template<typename V = T>
[[nodiscard]] std::enable_if_t<!std::is_same_v<void, V>, std::vector<T>> get()
{
std::vector<T> results(f.size());
for (size_t i = 0; i < f.size(); ++i)
results[i] = f[i].get();
return results;
}

/**
* @brief Get the results from all the void futures stored in this multi_future object, re-throwing any stored exceptions.
*/
template<typename V = T>
std::enable_if_t<std::is_same_v<void, V>, void> get()
{
for (size_t i = 0; i < f.size(); ++i)
f[i].get();
}

/**
* @brief Wait for all the futures stored in this multi_future object.
*/
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