#include <chain.hpp>

#include <range.hpp>

#include <vector>

#include <string>

#include <iostream>

#include <array>

#include <initializer_list>

using iter::chain;

using il = std::initializer_list<int>;

int main() {

{

std::vector<int> ivec{1, 4, 7, 9};

std::vector<int> lvec{100, 200, 300, 400, 500, 600};

for (auto e : chain(ivec, lvec)) {

std::cout << e << std::endl;

}

}

{

std::vector<int> empty{};

std::vector<int> vec1{1,2,3,4,5,6};

std::array<int,4> arr1{{7,8,9,10}};

std::array<int,3> arr2{{11,12,13}};

std::cout << std::endl << "Chain iter test" << std::endl;

for (auto i : iter::chain(empty,vec1,arr1)) {

std::cout << i << std::endl;

}

std::cout<<std::endl;

for (auto i : iter::chain(vec1,empty,arr1)) {

std::cout << i << std::endl;

}

std::cout<<std::endl;

for (auto i : iter::chain(vec1,arr1,empty)) {

std::cout << i << std::endl;

}

std::cout<<std::endl;//modifying the range

for (auto & i : iter::chain(vec1,arr1,arr2)) {

i = 0;//0 out the whole thing

}

std::cout<<std::endl;

for (auto i : iter::chain(vec1,arr1,arr2)) {

std::cout << i << std::endl;

}

//test only works with perfect forwarding

std::cout<<std::endl;

for (auto i : chain(il{1,2,3,4,5},il{6,7,8,9},il{10,11,12})) {

std::cout << i << std::endl;

}

// test with temporaries

std::cout << '\n';

for (auto i : chain(std::vector<int>{1,2,3,4},

std::array<int,4>{{5,6,7,8}})) {

std::cout << i << '\n';

}

}

return 0;

}