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72 lines
1.3 KiB
72 lines
1.3 KiB
#pragma once
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#include "gp/algorithm/move.hpp"
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namespace gp{
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template<typename T1, typename T2>
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struct pair{
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T1 first;
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T2 second;
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pair() : first(), second() {}
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pair(const T1& a, const T2& b) : first(a), second(b) {}
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pair(pair&& v)
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: first(gp::move(v.first))
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, second(gp::move(v.second))
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{}
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template<typename U1, typename U2>
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pair(U1&& a, U2&& b)
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: first(gp::forward<U1>(a))
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, second(gp::forward<U2>(b))
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{}
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template<typename U1, typename U2>
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pair(pair<U1, U2>&& v)
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: first(gp::move(v.first))
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, second(gp::move(v.second))
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{}
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pair& operator=(pair&& v)
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{
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first = gp::move(v.first);
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second = gp::move(v.second);
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return *this;
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}
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bool operator==(const pair& rhs) {
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return first == rhs.first and second == rhs.second;
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}
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bool operator!=(const pair& rhs) {
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return first != rhs.first or second != rhs.second;
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}
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bool operator<=(const pair& rhs) {
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if(first > rhs.first) {
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return false;
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} else if(first == rhs.first) {
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return second <= rhs.second;
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}
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return true;
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}
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bool operator>=(const pair& rhs) {
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if(first < rhs.first) {
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return false;
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} else if(first == rhs.first) {
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return second >= rhs.second;
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}
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return true;
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}
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bool operator<(const pair& rhs) {
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return !(*this >= rhs);
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}
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bool operator>(const pair& rhs) {
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return !(*this <= rhs);
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}
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};
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}
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