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clang-uml/src/class_diagram/visitor/translation_unit_visitor.h
Bartek Kryza e37d2d6683 Fixed t00014
2022-08-24 21:41:57 +02:00

215 lines
7.8 KiB
C++

/**
* src/class_diagram/visitor/translation_unit_visitor.h
*
* Copyright (c) 2021-2022 Bartek Kryza <bkryza@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "class_diagram/model/class.h"
#include "class_diagram/model/diagram.h"
#include "common/model/enums.h"
#include "config/config.h"
#include <clang/AST/RecursiveASTVisitor.h>
#include <clang/Basic/SourceManager.h>
#include <deque>
#include <functional>
#include <map>
#include <memory>
#include <string>
namespace clanguml::class_diagram::visitor {
using found_relationships_t =
std::vector<std::pair<clanguml::common::model::diagram_element::id_t,
common::model::relationship_t>>;
class translation_unit_visitor
: public clang::RecursiveASTVisitor<translation_unit_visitor> {
public:
explicit translation_unit_visitor(clang::SourceManager &sm,
clanguml::class_diagram::model::diagram &diagram,
const clanguml::config::class_diagram &config);
virtual bool VisitNamespaceDecl(clang::NamespaceDecl *ns);
virtual bool VisitCXXRecordDecl(clang::CXXRecordDecl *d);
virtual bool VisitEnumDecl(clang::EnumDecl *e);
virtual bool VisitClassTemplateDecl(
clang::ClassTemplateDecl *class_template_declaration);
virtual bool VisitClassTemplateSpecializationDecl(
clang::ClassTemplateSpecializationDecl *cls);
virtual bool VisitTypeAliasTemplateDecl(clang::TypeAliasTemplateDecl *cls);
clanguml::class_diagram::model::diagram &diagram() { return diagram_; }
const clanguml::config::class_diagram &config() const { return config_; }
void finalize();
private:
std::unique_ptr<clanguml::class_diagram::model::class_>
create_class_declaration(clang::CXXRecordDecl *cls);
void process_class_declaration(const clang::CXXRecordDecl &cls,
clanguml::class_diagram::model::class_ &c);
void process_class_bases(const clang::CXXRecordDecl *cls,
clanguml::class_diagram::model::class_ &c) const;
void process_class_children(const clang::CXXRecordDecl *cls,
clanguml::class_diagram::model::class_ &c);
std::unique_ptr<clanguml::class_diagram::model::class_>
process_template_specialization(
clang::ClassTemplateSpecializationDecl *cls);
void process_template_specialization_children(
const clang::ClassTemplateSpecializationDecl *cls,
clanguml::class_diagram::model::class_ &c);
bool process_template_parameters(
const clang::ClassTemplateDecl &template_declaration,
clanguml::class_diagram::model::class_ &c);
void process_template_specialization_argument(
const clang::ClassTemplateSpecializationDecl *cls,
model::class_ &template_instantiation,
const clang::TemplateArgument &arg, size_t argument_index,
bool in_parameter_pack = false);
void process_record_containment(const clang::TagDecl &record,
clanguml::common::model::element &c) const;
void process_method(const clang::CXXMethodDecl &mf,
clanguml::class_diagram::model::class_ &c);
void process_template_method(const clang::FunctionTemplateDecl &mf,
clanguml::class_diagram::model::class_ &c);
void process_static_field(const clang::VarDecl &field_declaration,
clanguml::class_diagram::model::class_ &c);
void process_field(const clang::FieldDecl &field_declaration,
clanguml::class_diagram::model::class_ &c);
void process_function_parameter(const clang::ParmVarDecl &param,
clanguml::class_diagram::model::class_method &method,
clanguml::class_diagram::model::class_ &c,
const std::set<std::string> &template_parameter_names = {});
void process_friend(
const clang::FriendDecl &f, clanguml::class_diagram::model::class_ &c);
bool find_relationships(const clang::QualType &type,
found_relationships_t &,
clanguml::common::model::relationship_t relationship_hint);
void add_relationships(clanguml::class_diagram::model::class_ &c,
const clanguml::class_diagram::model::class_member &field,
const found_relationships_t &relationships,
bool break_on_first_aggregation = false);
void set_source_location(const clang::Decl &decl,
clanguml::common::model::source_location &element);
std::unique_ptr<clanguml::class_diagram::model::class_>
build_template_instantiation(
const clang::TemplateSpecializationType &template_type,
std::optional<clanguml::class_diagram::model::class_ *> parent = {});
std::unique_ptr<clanguml::class_diagram::model::class_>
build_template_instantiation_from_class_template_specialization(
const clang::ClassTemplateSpecializationDecl &template_specialization,
const clang::RecordType &record_type,
std::optional<clanguml::class_diagram::model::class_ *> parent = {});
bool build_template_instantiation_add_base_classes(
clanguml::class_diagram::model::class_ &tinst,
std::deque<std::tuple<std::string, int, bool>> &template_base_params,
int arg_index, bool variadic_params,
const clanguml::class_diagram::model::template_parameter &ct) const;
void process_function_parameter_find_relationships_in_template(
clanguml::class_diagram::model::class_ &c,
const std::set<std::string> &template_parameter_names,
const clang::TemplateSpecializationType &template_instantiation_type);
void process_unexposed_template_specialization_parameters(
const std::string &tspec,
clanguml::class_diagram::model::template_parameter &tp,
clanguml::class_diagram::model::class_ &c);
bool find_relationships_in_unexposed_template_params(
const clanguml::class_diagram::model::template_parameter &ct,
found_relationships_t &relationships);
template <typename ClangDecl>
void process_comment(
const ClangDecl &decl, clanguml::common::model::decorated_element &e)
{
const auto *comment =
decl.getASTContext().getRawCommentForDeclNoCache(&decl);
if (comment != nullptr) {
e.set_comment(comment->getFormattedText(
source_manager_, decl.getASTContext().getDiagnostics()));
e.add_decorators(decorators::parse(e.comment().value()));
}
}
void add_incomplete_forward_declarations();
bool simplify_system_template(
model::template_parameter &ct, const std::string &full_name);
void set_ast_local_id(
int64_t local_id, common::model::diagram_element::id_t global_id)
{
LOG_DBG("{} >>>>>>>>>>>>>>>>>>>>>>>>> {}", local_id, global_id);
local_ast_id_map_[local_id] = global_id;
}
std::optional<common::model::diagram_element::id_t> get_ast_local_id(
int64_t local_id)
{
if (local_ast_id_map_.find(local_id) == local_ast_id_map_.end())
return {};
return local_ast_id_map_.at(local_id);
}
clang::SourceManager &source_manager_;
// Reference to the output diagram model
clanguml::class_diagram::model::diagram &diagram_;
// Reference to class diagram config
const clanguml::config::class_diagram &config_;
std::map<common::model::diagram_element::id_t,
std::unique_ptr<clanguml::class_diagram::model::class_>>
forward_declarations_;
std::map<int64_t, common::model::diagram_element::id_t> local_ast_id_map_;
};
}