vcpkg/toolsrc/include/vcpkg_Maps.h

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#pragma once
#include <map>
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#include <unordered_map>
#include <unordered_set>
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namespace vcpkg::Maps
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{
template<typename K, typename V>
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std::vector<K> extract_keys(const std::unordered_map<K, V>& input_map)
{
std::vector<K> key_set;
for (auto const& element : input_map)
{
key_set.push_back(element.first);
}
return key_set;
}
template<typename K, typename V>
std::vector<K> extract_keys(const std::map<K, V>& input_map)
{
std::vector<K> key_set;
for (auto const& element : input_map)
{
key_set.push_back(element.first);
}
return key_set;
}
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}