Cleaned up code

src/class_diagram/generators/plantuml/class_diagram_generator.cc

@@ -244,8 +244,6 @@ void generator::generate_relationships(
 {
     namespace plantuml_common = clanguml::common::generators::plantuml;
 
-    //    const auto &uns = m_config.using_namespace();
-
     //
     // Process relationships
     //

src/class_diagram/model/class.cc

@@ -59,6 +59,12 @@ void class_::add_method(class_method &&method)
 
 void class_::add_parent(class_parent &&parent)
 {
+    for (const auto &p : bases_) {
+        if (p.id() == parent.id()) {
+            return;
+        }
+    }
+
     bases_.emplace_back(std::move(parent));
 }
 
@@ -85,12 +91,7 @@ void class_::set_base_template(const std::string &full_name)
 
 std::string class_::base_template() const { return base_template_full_name_; }
 
-bool operator==(const class_ &l, const class_ &r)
-{
-    return l.id() == r.id();
-    //(l.name_and_ns() == r.name_and_ns()) &&
-    //    (l.templates_ == r.templates_);
-}
+bool operator==(const class_ &l, const class_ &r) { return l.id() == r.id(); }
 
 void class_::add_type_alias(type_alias &&ta)
 {

src/class_diagram/model/diagram.cc

@@ -168,8 +168,6 @@ bool diagram::add_class(std::unique_ptr<class_> &&c)
     auto id = cc.id();
 
     if (!has_class(cc)) {
-        if (base_name == "cpp_function_parameter")
-            LOG_DBG("AAAAAAAAAAAAAAAAAAAAAAA");
         if (add_element(ns, std::move(c)))
             classes_.push_back(std::ref(cc));
 
@@ -219,8 +217,6 @@ void diagram::get_parents(
     bool found_new{false};
     for (const auto &parent : parents) {
         for (const auto &pp : parent.get().parents()) {
-            LOG_DBG("=-=-=-=-=-=-= {} HAS PARENT {} [{}]",
-                parent.get().full_name(false), pp.name(), pp.id());
             auto p = get_class(pp.id());
 
             if (p.has_value()) {
@@ -228,9 +224,6 @@ void diagram::get_parents(
                 if (found)
                     found_new = true;
             }
-            else {
-                LOG_DBG("=-=-=-=-=-=-= {} NOT FOUND IN DIAGRAM", pp.id());
-            }
         }
     }
 

src/class_diagram/visitor/translation_unit_visitor.cc

@@ -61,80 +61,6 @@ access_t access_specifier_to_access_t(clang::AccessSpecifier access_specifier)
 
     return access;
 }
-
-std::optional<clanguml::common::model::namespace_> get_enclosing_namespace(
-    const clang::DeclContext *decl)
-{
-    if (!decl->getEnclosingNamespaceContext()->isNamespace())
-        return {};
-
-    const auto *namespace_declaration =
-        clang::cast<clang::NamespaceDecl>(decl->getEnclosingNamespaceContext());
-
-    if (namespace_declaration == nullptr) {
-        return {};
-    }
-
-    return namespace_{common::get_qualified_name(*namespace_declaration)};
-}
-}
-
-std::string to_string(const clang::QualType &type, const clang::ASTContext &ctx,
-    bool try_canonical = true)
-{
-    const clang::PrintingPolicy print_policy(ctx.getLangOpts());
-
-    auto result{type.getAsString(print_policy)};
-
-    if (try_canonical && result.find('<') != std::string::npos) {
-        auto canonical_type_name =
-            type.getCanonicalType().getAsString(print_policy);
-
-        auto result_qualified_template_name =
-            result.substr(0, result.find('<'));
-        auto result_template_arguments = result.substr(result.find('<'));
-
-        auto canonical_qualified_template_name =
-            canonical_type_name.substr(0, canonical_type_name.find('<'));
-
-        // Choose the longer name (why do I have to do this?)
-        if (result_qualified_template_name.size() <
-            canonical_qualified_template_name.size()) {
-
-            result =
-                canonical_qualified_template_name + result_template_arguments;
-        }
-    }
-
-    util::replace_all(result, ", ", ",");
-
-    return result;
-}
-
-std::string to_string(const clang::RecordType &type,
-    const clang::ASTContext &ctx, bool try_canonical = true)
-{
-    return to_string(type.desugar(), ctx, try_canonical);
-}
-
-std::string get_source_text_raw(
-    clang::SourceRange range, const clang::SourceManager &sm)
-{
-    return clang::Lexer::getSourceText(
-        clang::CharSourceRange::getCharRange(range), sm, clang::LangOptions())
-        .str();
-}
-
-std::string get_source_text(
-    clang::SourceRange range, const clang::SourceManager &sm)
-{
-    clang::LangOptions lo;
-
-    auto start_loc = sm.getSpellingLoc(range.getBegin());
-    auto last_token_loc = sm.getSpellingLoc(range.getEnd());
-    auto end_loc = clang::Lexer::getLocForEndOfToken(last_token_loc, 0, sm, lo);
-    auto printable_range = clang::SourceRange{start_loc, end_loc};
-    return get_source_text_raw(printable_range, sm);
 }
 
 translation_unit_visitor::translation_unit_visitor(clang::SourceManager &sm,
@@ -238,7 +164,7 @@ bool translation_unit_visitor::VisitEnumDecl(clang::EnumDecl *enm)
         process_record_containment(*enm, e);
     }
 
-    auto namespace_declaration = detail::get_enclosing_namespace(enm);
+    auto namespace_declaration = common::get_enclosing_namespace(enm);
     if (namespace_declaration.has_value()) {
         e.set_namespace(namespace_declaration.value());
     }
@@ -259,18 +185,6 @@ bool translation_unit_visitor::VisitClassTemplateSpecializationDecl(
         cls->getQualifiedNameAsString(),
         cls->getLocation().printToString(source_manager_));
 
-    // Skip forward declarations
-    if (!cls->isCompleteDefinition()) {
-        // Register this forward declaration in case there is no complete
-        // definition (see t00036)
-        return true;
-    }
-    //    else
-    //        // Check if the class was already processed within
-    //        // VisitClassTemplateDecl()
-    //        if (diagram_.has_element(cls->getID()))
-    //            return true;
-
     // TODO: Add support for classes defined in function/method bodies
     if (cls->isLocalClass())
         return true;
@@ -394,10 +308,6 @@ bool translation_unit_visitor::VisitCXXRecordDecl(clang::CXXRecordDecl *cls)
         cls->getQualifiedNameAsString(),
         cls->getLocation().printToString(source_manager_));
 
-    // Skip forward declarations
-    //    if (!cls->isCompleteDefinition())
-    //        return true;
-
     const auto cls_id = common::to_id(*cls);
 
     set_ast_local_id(cls->getID(), cls_id);
@@ -408,11 +318,6 @@ bool translation_unit_visitor::VisitCXXRecordDecl(clang::CXXRecordDecl *cls)
             nullptr))
         return true;
 
-    // Check if the class was already processed within VisitClassTemplateDecl()
-    // auto cls_id = cls->getID();
-    // if (diagram_.has_element(cls_id))
-    //    return true;
-
     // TODO: Add support for classes defined in function/method bodies
     if (cls->isLocalClass())
         return true;
@@ -481,9 +386,6 @@ std::unique_ptr<class_> translation_unit_visitor::create_class_declaration(
 
     c.set_style(c.style_spec());
 
-    if (!cls->isCompleteDefinition())
-        return c_ptr;
-
     return c_ptr;
 }
 
@@ -571,7 +473,7 @@ void translation_unit_visitor::process_record_containment(
         static_cast<const clang::RecordDecl *>(record.getParent())
             ->getQualifiedNameAsString();
 
-    auto namespace_declaration = detail::get_enclosing_namespace(parent);
+    auto namespace_declaration = common::get_enclosing_namespace(parent);
     if (namespace_declaration.has_value()) {
         element.set_namespace(namespace_declaration.value());
     }
@@ -588,7 +490,7 @@ void translation_unit_visitor::process_class_bases(
     for (auto &base : cls->bases()) {
         class_parent cp;
         auto name_and_ns = common::model::namespace_{
-            to_string(base.getType(), cls->getASTContext())};
+            common::to_string(base.getType(), cls->getASTContext())};
 
         cp.set_name(name_and_ns.to_string());
 
@@ -948,8 +850,8 @@ void translation_unit_visitor::process_function_parameter(
     if (p.hasDefaultArg()) {
         const auto *default_arg = p.getDefaultArg();
         if (default_arg != nullptr) {
-            auto default_arg_str =
-                get_source_text(default_arg->getSourceRange(), source_manager_);
+            auto default_arg_str = common::get_source_text(
+                default_arg->getSourceRange(), source_manager_);
             parameter.set_default_value(default_arg_str);
         }
     }
@@ -1068,7 +970,8 @@ void translation_unit_visitor::process_static_field(
     const clang::VarDecl &field_declaration, class_ &c)
 {
     const auto field_type = field_declaration.getType();
-    auto type_name = to_string(field_type, field_declaration.getASTContext());
+    auto type_name =
+        common::to_string(field_type, field_declaration.getASTContext());
     if (type_name.empty())
         type_name = "<<anonymous>>";
 
@@ -1176,14 +1079,15 @@ void translation_unit_visitor::process_template_specialization_argument(
                 argument.to_string(config().using_namespace(), false));
         }
         else if (arg.getAsType()->getAs<clang::TemplateTypeParmType>()) {
-            auto type_name = to_string(arg.getAsType(), cls->getASTContext());
+            auto type_name =
+                common::to_string(arg.getAsType(), cls->getASTContext());
 
             // clang does not provide declared template parameter/argument names
             // in template specializations - so we have to extract them from
             // raw source code...
             if (type_name.find("type-parameter-") == 0) {
-                auto declaration_text =
-                    get_source_text_raw(cls->getSourceRange(), source_manager_);
+                auto declaration_text = common::get_source_text_raw(
+                    cls->getSourceRange(), source_manager_);
 
                 declaration_text = declaration_text.substr(
                     declaration_text.find(cls->getNameAsString()) +
@@ -1206,7 +1110,8 @@ void translation_unit_visitor::process_template_specialization_argument(
             argument.set_name(type_name);
         }
         else {
-            auto type_name = to_string(arg.getAsType(), cls->getASTContext());
+            auto type_name =
+                common::to_string(arg.getAsType(), cls->getASTContext());
             if (type_name.find('<') != std::string::npos) {
                 // Sometimes template instantiation is reported as
                 // RecordType in the AST and getAs to
@@ -1222,8 +1127,8 @@ void translation_unit_visitor::process_template_specialization_argument(
                 argument.set_name(type_name.substr(0, type_name.find('<')));
             }
             else if (type_name.find("type-parameter-") == 0) {
-                auto declaration_text =
-                    get_source_text_raw(cls->getSourceRange(), source_manager_);
+                auto declaration_text = common::get_source_text_raw(
+                    cls->getSourceRange(), source_manager_);
 
                 declaration_text = declaration_text.substr(
                     declaration_text.find(cls->getNameAsString()) +
@@ -1267,7 +1172,7 @@ void translation_unit_visitor::process_template_specialization_argument(
     else if (argument_kind == clang::TemplateArgument::Expression) {
         template_parameter argument;
         argument.is_template_parameter(false);
-        argument.set_type(get_source_text(
+        argument.set_type(common::get_source_text(
             arg.getAsExpr()->getSourceRange(), source_manager_));
         template_instantiation.add_template(std::move(argument));
     }
@@ -1359,7 +1264,7 @@ std::unique_ptr<class_> translation_unit_visitor::
 
     auto &template_instantiation = *template_instantiation_ptr;
     std::string full_template_specialization_name =
-        to_string(record_type, template_specialization.getASTContext());
+        common::to_string(record_type, template_specialization.getASTContext());
 
     const auto *template_decl =
         template_specialization.getSpecializedTemplate();
@@ -1454,7 +1359,7 @@ std::unique_ptr<class_> translation_unit_visitor::build_template_instantiation(
     auto template_instantiation_ptr =
         std::make_unique<class_>(config_.using_namespace());
     auto &template_instantiation = *template_instantiation_ptr;
-    std::string full_template_specialization_name = to_string(
+    std::string full_template_specialization_name = common::to_string(
         template_type.desugar(),
         template_type.getTemplateName().getAsTemplateDecl()->getASTContext());
 
@@ -1497,7 +1402,7 @@ std::unique_ptr<class_> translation_unit_visitor::build_template_instantiation(
 
     if (templated_class_decl && templated_class_decl->hasDefinition())
         for (const auto &base : templated_class_decl->bases()) {
-            const auto base_class_name = to_string(
+            const auto base_class_name = common::to_string(
                 base.getType(), templated_class_decl->getASTContext(), false);
 
             LOG_DBG("Found template instantiation base: {}, {}",
@@ -1589,7 +1494,6 @@ void translation_unit_visitor::
     build_template_instantiation_process_template_arguments(
         std::optional<clanguml::class_diagram::model::class_ *> &parent,
         std::deque<std::tuple<std::string, int, bool>> &template_base_params,
-        //        const clang::TemplateSpecializationType &template_type,
         const clang::ArrayRef<clang::TemplateArgument> &template_args,
         class_ &template_instantiation,
         const std::string &full_template_specialization_name,
@@ -1772,7 +1676,7 @@ void translation_unit_visitor::
     else if (arg.getAsType()->getAs<clang::TemplateTypeParmType>()) {
         argument.is_template_parameter(true);
         argument.set_name(
-            to_string(arg.getAsType(), template_decl->getASTContext()));
+            common::to_string(arg.getAsType(), template_decl->getASTContext()));
     }
     else {
         // This is just a regular record type
@@ -1799,8 +1703,8 @@ void translation_unit_visitor::
     assert(arg.getKind() == clang::TemplateArgument::Expression);
 
     argument.is_template_parameter(false);
-    argument.set_type(
-        get_source_text(arg.getAsExpr()->getSourceRange(), source_manager_));
+    argument.set_type(common::get_source_text(
+        arg.getAsExpr()->getSourceRange(), source_manager_));
 }
 
 void translation_unit_visitor::
@@ -1815,7 +1719,7 @@ void translation_unit_visitor::
     argument.is_template_parameter(false);
 
     argument.set_name(
-        to_string(arg.getAsType(), template_decl->getASTContext()));
+        common::to_string(arg.getAsType(), template_decl->getASTContext()));
 
     if (arg.getAsType()->getAs<clang::RecordType>() &&
         arg.getAsType()->getAs<clang::RecordType>()->getAsRecordDecl()) {
@@ -1884,7 +1788,8 @@ void translation_unit_visitor::process_field(
     // The actual field type
     auto field_type = field_declaration.getType();
     // String representation of the field type
-    auto type_name = to_string(field_type, field_declaration.getASTContext());
+    auto type_name =
+        common::to_string(field_type, field_declaration.getASTContext());
     // The field name
     const auto field_name = field_declaration.getNameAsString();
     // If for any reason clang reports the type as empty string, make sure
@@ -1895,7 +1800,8 @@ void translation_unit_visitor::process_field(
     class_member field{
         detail::access_specifier_to_access_t(field_declaration.getAccess()),
         field_name,
-        to_string(field_type, field_declaration.getASTContext(), false)};
+        common::to_string(
+            field_type, field_declaration.getASTContext(), false)};
 
     // Parse the field comment
     process_comment(field_declaration, field);
@@ -2070,4 +1976,20 @@ bool translation_unit_visitor::simplify_system_template(
     else
         return false;
 }
+
+void translation_unit_visitor::set_ast_local_id(
+    int64_t local_id, common::model::diagram_element::id_t global_id)
+{
+    local_ast_id_map_[local_id] = global_id;
+}
+
+std::optional<common::model::diagram_element::id_t>
+translation_unit_visitor::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);
+}
+
 }

src/class_diagram/visitor/translation_unit_visitor.h

@@ -150,7 +150,6 @@ private:
     void build_template_instantiation_process_template_arguments(
         std::optional<clanguml::class_diagram::model::class_ *> &parent,
         std::deque<std::tuple<std::string, int, bool>> &template_base_params,
-        //        const clang::TemplateSpecializationType &template_type,
         const clang::ArrayRef<clang::TemplateArgument> &template_args,
         model::class_ &template_instantiation,
         const std::string &full_template_specialization_name,
@@ -216,22 +215,14 @@ private:
     bool simplify_system_template(
         model::template_parameter &ct, const std::string &full_name);
 
+    /// Store the mapping from local clang entity id (obtained using
+    /// getID()) method to clang-uml global id
     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;
-    }
+        int64_t local_id, common::model::diagram_element::id_t global_id);
 
+    /// Retrieve the global clang-uml entity id based on the clang local 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);
-    }
+        int64_t local_id);
 
     clang::SourceManager &source_manager_;