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ordered_map::insert(InputIt first, InputIt last) is added

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Krylov Yaroslav 2020-12-07 20:15:41 +03:00
parent 5155cc2c48
commit 972c15f26e
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GPG Key ID: 4C127DE932933076
3 changed files with 28 additions and 2 deletions
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13
include/nlohmann/ordered_map.hpp
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@ -168,6 +168,19 @@ template <class Key, class T, class IgnoredLess = std::less<Key>,
Container::push_back(value); Container::push_back(value);
return {--this->end(), true}; return {--this->end(), true};
} }
template<typename InputIt>
using require_input_iter = typename std::enable_if<std::is_convertible<typename std::iterator_traits<InputIt>::iterator_category,
std::input_iterator_tag>::value>::type;
template<typename InputIt, typename = require_input_iter<InputIt>>
void insert(InputIt first, InputIt last)
{
for (auto it = first; it != last; ++it)
{
insert(*it);
}
}
}; };
} // namespace nlohmann } // namespace nlohmann

13
single_include/nlohmann/json.hpp
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@ -16634,6 +16634,19 @@ template <class Key, class T, class IgnoredLess = std::less<Key>,
Container::push_back(value); Container::push_back(value);
return {--this->end(), true}; return {--this->end(), true};
} }
template<typename InputIt>
using require_input_iter = typename std::enable_if<std::is_convertible<typename std::iterator_traits<InputIt>::iterator_category,
std::input_iterator_tag>::value>::type;
template<typename InputIt, typename = require_input_iter<InputIt>>
void insert(InputIt first, InputIt last)
{
for (auto it = first; it != last; ++it)
{
insert(*it);
}
}
}; };
} // namespace nlohmann } // namespace nlohmann

4
test/src/unit-ordered_json.cpp
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@ -76,7 +76,7 @@ TEST_CASE("ordered_json")
CHECK(multi_ordered.dump() == "{\"z\":1,\"m\":2,\"y\":4}"); CHECK(multi_ordered.dump() == "{\"z\":1,\"m\":2,\"y\":4}");
CHECK(multi_ordered.erase("m") == 1); CHECK(multi_ordered.erase("m") == 1);
CHECK(multi_ordered.dump() == "{\"z\":1,\"y\":4}"); CHECK(multi_ordered.dump() == "{\"z\":1,\"y\":4}");
// Ranged insert test. // Ranged insert test.
// It seems that values shouldn't be overwritten. Only new values are added // It seems that values shouldn't be overwritten. Only new values are added
json j1 {{"c", 1}, {"b", 2}, {"a", 3}}; json j1 {{"c", 1}, {"b", 2}, {"a", 3}};
@ -84,7 +84,7 @@ TEST_CASE("ordered_json")
j1.insert( j2.cbegin(), j2.cend() ); j1.insert( j2.cbegin(), j2.cend() );
CHECK(j1.size() == 4); CHECK(j1.size() == 4);
CHECK(j1.dump() == "{\"a\":3,\"b\":2,\"c\":1,\"d\":42}"); CHECK(j1.dump() == "{\"a\":3,\"b\":2,\"c\":1,\"d\":42}");
ordered_json oj1 {{"c", 1}, {"b", 2}, {"a", 3}}; ordered_json oj1 {{"c", 1}, {"b", 2}, {"a", 3}};
const ordered_json oj2 {{"c", 77}, {"d", 42}, {"a", 4}}; const ordered_json oj2 {{"c", 77}, {"d", 42}, {"a", 4}};
oj1.insert( oj2.cbegin(), oj2.cend() ); oj1.insert( oj2.cbegin(), oj2.cend() );