87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
#ifndef SCHEMA_NODE_HPP
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#define SCHEMA_NODE_HPP
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#include "matador/object/basic_object_info.hpp"
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#include <memory>
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#include <string>
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namespace matador::object {
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class schema;
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class schema_node final {
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public:
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using node_ptr = std::shared_ptr<schema_node>;
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template < typename Type >
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static std::shared_ptr<schema_node> make_node(schema& tree, const std::string& name) {
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return std::shared_ptr<schema_node>(new schema_node(tree, name, static_cast<Type*>(nullptr)));
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}
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schema_node(const schema_node& other) = delete;
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schema_node(schema_node&& other) = default;
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schema_node& operator=(const schema_node& other) = delete;
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schema_node& operator=(schema_node&& other) = delete;
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~schema_node() = default;
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[[nodiscard]] std::string name() const;
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[[nodiscard]] std::type_index type_index() const;
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/**
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* Appends the given prototype node as a sibling
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* on the same level.
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*
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* @param sibling The new sibling node.
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*/
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void append(const std::shared_ptr<schema_node> &sibling);
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/**
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* Inserts the given node to the list of children.
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*
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* @param child The child node to add.
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*/
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void insert(const std::shared_ptr<schema_node> &child);
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[[nodiscard]] node_ptr next() const;
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[[nodiscard]] node_ptr prev() const;
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template <typename Type>
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object_info_ref<Type> info() const {
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return std::ref(static_cast<const object_info<Type>&>(*info_));
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}
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private:
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explicit schema_node(schema& tree);
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template < typename Type >
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schema_node(schema& tree, std::string name, Type *obj)
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: schema_(tree)
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, info_(std::make_unique<object_info<Type>>(*this))
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, first_child_(std::shared_ptr<schema_node>(new schema_node(tree)))
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, last_child_(std::shared_ptr<schema_node>(new schema_node(tree)))
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, name_(std::move(name)) {
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first_child_->next_sibling_ = last_child_;
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last_child_->previous_sibling_ = first_child_;
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}
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private:
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friend class schema;
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friend class const_schema_node_iterator;
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schema &schema_;
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std::unique_ptr<basic_object_info> info_;
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std::shared_ptr<schema_node> parent_;
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std::shared_ptr<schema_node> previous_sibling_;
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std::shared_ptr<schema_node> next_sibling_;
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std::shared_ptr<schema_node> first_child_;
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std::shared_ptr<schema_node> last_child_;
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std::string name_;
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size_t depth_{0};
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};
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}
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#endif //SCHEMA_NODE_HPP
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