WsParser_VS/libSyntax/syntax_templets.h

#pragma once

#include "libsyntax.h"
#include <concepts>

namespace lib_composit {
	template<typename... TYPES> class __types_list;

	template<> class __types_list<> {
	public:
		static QList<std::shared_ptr<const lib_syntax::IBasicRule>> getRules() {
			return QList<std::shared_ptr<const lib_syntax::IBasicRule>>();
		}
	};

	template<typename T, typename... Rets>
	requires std::derived_from<T, lib_syntax::IBasicRule>
	class __types_list<T, Rets...> : public __types_list<Rets...> {
	public:
		static QList<std::shared_ptr<const lib_syntax::IBasicRule>> getRules() {
			auto list = __types_list<Rets...>::getRules();
			list.prepend(std::make_shared<const T>());
			return list;
		}
	};

	template<typename... TYPES>
	class AnyR : public lib_syntax::Any, public __types_list<TYPES...> {
	public:
		AnyR() : Any(__types_list<TYPES...>::getRules()){ }
	};

	template<typename... TYPES>
	class SeqsR : public lib_syntax::Seqs, public __types_list<TYPES...> {
	public:
		SeqsR() : Seqs(__types_list<TYPES...>::getRules()){ }
	};

	template<typename TYPE, int min, int max> requires std::derived_from<TYPE, lib_syntax::IBasicRule>
	class ReptR : public lib_syntax::Rept {
	public:
		ReptR() : Rept(std::make_shared<TYPE>(), min, max){ }
	};
	template<typename TYPE> class OptMulti : public ReptR<TYPE, 0, INT_MAX>{ };
	template<typename TYPE> class Multi : public ReptR<TYPE, 1, INT_MAX>{ };
	template<typename TYPE> class Opt : public ReptR<TYPE, 0, 1>{ };


	template<typename E, typename T, lib_token::TokenProc<E> p = nullptr>
	requires std::derived_from<E, ast_basic::IExprInstance> && std::derived_from<T, lib_token::ITokenProcess>
	class TokenR : public lib_syntax::TokenMatch<E, p> {
	public: 
		TokenR() : TokenMatch<E, p>(std::make_shared<T>()){ }
	};
}