Files
meta.hpp/headers/meta.hpp/meta_namespace_info.hpp
2021-07-04 22:36:56 +07:00

118 lines
3.8 KiB
C++

/*******************************************************************************
* This file is part of the "https://github.com/blackmatov/meta.hpp"
* For conditions of distribution and use, see copyright notice in LICENSE.md
* Copyright (C) 2021, by Matvey Cherevko (blackmatov@gmail.com)
******************************************************************************/
#pragma once
#include "meta_fwd.hpp"
#include "meta_value.hpp"
#include "meta_class_info.hpp"
#include "meta_data_info.hpp"
#include "meta_function_info.hpp"
#include "meta_variable_info.hpp"
namespace meta_hpp
{
class namespace_info {
public:
namespace_info() = delete;
namespace_info(namespace_info&&) = default;
namespace_info(const namespace_info&) = default;
namespace_info& operator=(namespace_info&&) = default;
namespace_info& operator=(const namespace_info&) = default;
public:
const std::string& id() const noexcept {
return id_;
}
template < typename F >
void each_class(F&& f) const {
for ( auto&& id_info : classes_ ) {
std::invoke(f, id_info.second);
}
}
template < typename F >
void each_data(F&& f) const {
for ( auto&& id_info : datas_ ) {
std::invoke(f, id_info.second);
}
}
template < typename F >
void each_function(F&& f) const {
for ( auto&& id_info : functions_ ) {
std::invoke(f, id_info.second);
}
}
template < typename F >
void each_namespace(F&& f) const {
for ( auto&& id_info : namespaces_ ) {
std::invoke(f, id_info.second);
}
}
template < typename F >
void each_variable(F&& f) const {
for ( auto&& id_info : variables_ ) {
std::invoke(f, id_info.second);
}
}
template < typename F >
void visit(F&& f) const {
each_class(f);
each_data(f);
each_function(f);
each_namespace(f);
each_variable(f);
}
std::optional<class_info> get_class(std::string_view id) const {
return detail::find_opt(classes_, id);
}
std::optional<data_info> get_data(std::string_view id) const {
return detail::find_opt(datas_, id);
}
std::optional<function_info> get_function(std::string_view id) const {
return detail::find_opt(functions_, id);
}
std::optional<namespace_info> get_namespace(std::string_view id) const {
return detail::find_opt(namespaces_, id);
}
std::optional<variable_info> get_variable(std::string_view id) const {
return detail::find_opt(variables_, id);
}
void merge(const namespace_info& other) {
detail::merge_with(classes_, other.classes_, &class_info::merge);
detail::merge_with(datas_, other.datas_, &data_info::merge);
detail::merge_with(functions_, other.functions_, &function_info::merge);
detail::merge_with(namespaces_, other.namespaces_, &namespace_info::merge);
detail::merge_with(variables_, other.variables_, &variable_info::merge);
}
private:
friend class namespace_;
namespace_info(std::string id)
: id_{std::move(id)} {}
private:
std::string id_;
std::map<std::string, class_info, std::less<>> classes_;
std::map<std::string, data_info, std::less<>> datas_;
std::map<std::string, function_info, std::less<>> functions_;
std::map<std::string, namespace_info, std::less<>> namespaces_;
std::map<std::string, variable_info, std::less<>> variables_;
};
}