Function propagtion

examples/src/pmr_allocator_examples.cpp:8–26

#include <cassert>

void propagtion()
{
    char buffer[1024];
    std::pmr::monotonic_buffer_resource pool{ std::data(buffer), std::size(buffer) };
    std::pmr::polymorphic_allocator<char> alloc(&pool);

    std::string key = "key too long for short string";
    std::string value = "string too long for short string";

    jsoncons::pmr::json j{ jsoncons::json_object_arg, alloc };
    assert(j.get_allocator().resource() == &pool);

    j.try_emplace(key, value);

    auto it = std::search(std::begin(buffer), std::end(buffer), key.begin(), key.end());
    assert(it != std::end(buffer));
    it = std::search(std::begin(buffer), std::end(buffer), value.begin(), value.end());
    assert(it != std::end(buffer));
}

void copy_construction()
{