Method serialize_value

src/fl/stl/json.cpp.hpp:1160–1166

Serialize a json_value recursively

    // Serialize a json_value recursively
    void serialize_value(const json_value* value) {
        if (!value) {
            append("null");
            return;
        }
        value->data.visit(*this);
    }

    // accept() overloads - called by variant::visit() with direct references
    void accept(const fl::nullptr_t&) { append("null"); }