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#ifndef RFL_TOML_WRITER_HPP_
#define RFL_TOML_WRITER_HPP_
#include <exception>
#include <map>
#include <sstream>
#include <stdexcept>
#include <string>
#include <string_view>
#include <type_traits>
#include <vector>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Warray-bounds"
#include <toml.hpp>
#pragma GCC diagnostic pop
#include "../Ref.hpp"
#include "../Result.hpp"
#include "../always_false.hpp"
namespace rfl::toml {
class Writer {
public:
struct TOMLArray {
::toml::array* val_;
};
struct TOMLObject {
::toml::table* val_;
};
struct TOMLVar {};
using OutputArrayType = TOMLArray;
using OutputObjectType = TOMLObject;
using OutputVarType = TOMLVar;
Writer(::toml::table* _root);
~Writer();
template <class T>
OutputArrayType array_as_root(const T _size) const noexcept;
OutputObjectType object_as_root(const size_t _size) const noexcept;
OutputVarType null_as_root() const noexcept;
template <class T>
OutputVarType value_as_root(const T& _var) const noexcept {
static_assert(rfl::always_false_v<T>,
"TOML only allows tables as the root element.");
return OutputVarType{};
}
OutputArrayType add_array_to_array(const size_t _size,
OutputArrayType* _parent) const noexcept;
OutputArrayType add_array_to_object(const std::string_view& _name,
const size_t _size,
OutputObjectType* _parent) const noexcept;
OutputObjectType add_object_to_array(const size_t _size,
OutputArrayType* _parent) const noexcept;
OutputObjectType add_object_to_object(
const std::string_view& _name, const size_t _size,
OutputObjectType* _parent) const noexcept;
template <class T>
OutputVarType add_value_to_array(const T& _var,
OutputArrayType* _parent) const noexcept {
_parent->val_->push_back(::toml::value(_var));
return OutputVarType{};
}
template <class T>
OutputVarType add_value_to_object(const std::string_view& _name,
const T& _var,
OutputObjectType* _parent) const noexcept {
(*_parent->val_)[std::string(_name)] = ::toml::value(_var);
return OutputVarType{};
}
OutputVarType add_null_to_array(OutputArrayType* _parent) const noexcept;
OutputVarType add_null_to_object(const std::string_view& _name,
OutputObjectType* _parent) const noexcept;
void end_array(OutputArrayType* _arr) const noexcept;
void end_object(OutputObjectType* _obj) const noexcept;
private:
::toml::table* root_;
};
} // namespace rfl::toml
#endif
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