Function json_optional_float

app/cli/request.cpp:81–89

    std::unordered_map<std::string, std::string> options;
    if (value == nullptr || value->is_null()) {
        return options;
    }
    for (const auto & [key, child] : value->as_object()) {
        options[key] = json_option_string(child);
    }
    return options;
}

std::optional<std::string> json_optional_string(
    const engine::io::json::Value & object,
    const std::string & key) {
    const auto * value = object.find(key);