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Reserve stack only for top-level items

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This commit is contained in:
Isaac Nickaein 2019-11-13 15:23:08 +03:30
parent 948f98cf4a
commit efa13c663d
2 changed files with 4 additions and 0 deletions
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2
include/nlohmann/json.hpp
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@ -1004,10 +1004,12 @@ class basic_json
// move the top-level items to stack
if (t == value_t::array)
{
stack.reserve(array->size());
std::move(array->begin(), array->end(), std::back_inserter(stack));
}
else if (t == value_t::object)
{
stack.reserve(object->size());
for (auto&& it : *object)
{
stack.push_back(std::move(it.second));

2
single_include/nlohmann/json.hpp
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@ -15547,10 +15547,12 @@ class basic_json
// move the top-level items to stack
if (t == value_t::array)
{
stack.reserve(array->size());
std::move(array->begin(), array->end(), std::back_inserter(stack));
}
else if (t == value_t::object)
{
stack.reserve(object->size());
for (auto&& it : *object)
{
stack.push_back(std::move(it.second));