stack.pop();
}
void dump_bool(std::string_view name, bool b) override;
+ void dump_null(std::string_view name) override;
void dump_unsigned(std::string_view name, uint64_t u) override;
void dump_int(std::string_view name, int64_t u) override;
void dump_float(std::string_view name, double d) override;