GeneralJson

#include <iostream>
void Benchmark() {
    const auto start = std::chrono::steady_clock::now();
    Array arr;
    arr.reserve(1'000);
    for (int i = 0; i < 2; ++i) {
        arr.emplace_back(Dict{
            {"int"s, 42},
            {"double"s, 42.1},
            {"null"s, nullptr},
            {"string"s, "hello"s},
            {"array"s, Array{1, 2, 3}},
            {"bool"s, true},
            {"map"s, Dict{{"key"s, "value"s}}},
        });
    }
    std::stringstream strm;
    json::Print(Document{arr}, strm);
    const auto doc = json::Load(strm);
    assert(doc.GetRoot() == arr);
    const auto duration = std::chrono::steady_clock::now() - start;
    std::cout << std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() << "ms"sv
              << std::endl;
              Print(Document{arr}, std::cout);
}

[
    {
        "array": [
            1,
            2,
            3
        ],
        "bool": true,
        "double": 42.1,
        "int": 42,
        "map": {
            "key": "value"
        },
        "null": null,
        "string": "hello"
    },
    {
        "array": [
            1,
            2,
            3
        ],
        "bool": true,
        "double": 42.1,
        "int": 42,
        "map": {
            "key": "value"
        },
        "null": null,
        "string": "hello"
    }
]