mirror of
https://github.com/microsoft/vcpkg.git
synced 2024-11-25 03:19:01 +08:00
42 lines
1003 B
C++
42 lines
1003 B
C++
#pragma once
|
|
|
|
#include <unordered_map>
|
|
#include <unordered_set>
|
|
#include <map>
|
|
|
|
namespace vcpkg { namespace Maps
|
|
{
|
|
template <typename K, typename V>
|
|
std::unordered_set<K> extract_key_set(const std::unordered_map<K, V>& input_map)
|
|
{
|
|
std::unordered_set<K> key_set;
|
|
for (auto const& element : input_map)
|
|
{
|
|
key_set.insert(element.first);
|
|
}
|
|
return key_set;
|
|
}
|
|
|
|
template <typename K, typename V>
|
|
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;
|
|
}
|
|
}}
|