Added option include_system_headers to enable processing of system headers

src/class_diagram/visitor/translation_unit_visitor.cc

@@ -76,7 +76,8 @@ bool translation_unit_visitor::VisitNamespaceDecl(clang::NamespaceDecl *ns)
     p->set_id(common::to_id(*ns));
     id_mapper().add(ns->getID(), p->id());
 
-    if (diagram().should_include(*p) && !diagram().get(p->id())) {
+    if (config().filter_mode() == config::filter_mode_t::advanced ||
+        (diagram().should_include(*p) && !diagram().get(p->id()))) {
         process_comment(*ns, *p);
         set_source_location(*ns, *p);
 
@@ -667,10 +668,6 @@ void translation_unit_visitor::process_concept_specialization_relationships(
 
 bool translation_unit_visitor::VisitCXXRecordDecl(clang::CXXRecordDecl *cls)
 {
-    // Skip system headers
-    if (source_manager().isInSystemHeader(cls->getSourceRange().getBegin()))
-        return true;
-
     if (!should_include(cls))
         return true;
 

src/common/model/filters/diagram_filter_factory.cc

@@ -249,6 +249,25 @@ void basic_diagram_filter_initializer::initialize()
     }
 }
 
+template <>
+void advanced_diagram_filter_initializer::add_filter<
+    source_file_dependency_filter_t>(const filter_t &filter_type,
+    const std::vector<common::string_or_regex> &filter_config,
+    std::vector<std::unique_ptr<filter_visitor>> &result, relationship_t &&rt,
+    bool &&direction)
+{
+    std::vector<std::string> deps;
+    for (auto &&path : filter_config) {
+        if (auto p = path.get<std::string>(); p.has_value()) {
+            const std::filesystem::path dep_path{*p};
+            deps.emplace_back(dep_path.lexically_normal().string());
+        }
+    }
+
+    result.emplace_back(std::make_unique<source_file_dependency_filter_t>(
+        filter_type, deps, rt, direction));
+}
+
 std::vector<std::unique_ptr<filter_visitor>>
 advanced_diagram_filter_initializer::build(
     filter_t filter_type, const config::filter &filter_config)

src/common/model/filters/diagram_filter_factory.h

@@ -84,27 +84,15 @@ private:
             result.emplace_back(std::make_unique<FT>(
                 filter_type, filter_config, std::forward<Args>(args)...));
     }
-
-    template <>
-    void add_filter<source_file_dependency_filter_t>(
-        const filter_t &filter_type,
-        const std::vector<common::string_or_regex> &filter_config,
-        std::vector<std::unique_ptr<filter_visitor>> &result,
-        relationship_t &&rt, bool &&direction)
-    {
-        std::vector<std::string> deps;
-        for (auto &&path : filter_config) {
-            if (auto p = path.get<std::string>(); p.has_value()) {
-                const std::filesystem::path dep_path{*p};
-                deps.emplace_back(dep_path.lexically_normal().string());
-            }
-        }
-
-        result.emplace_back(std::make_unique<source_file_dependency_filter_t>(
-            filter_type, deps, rt, direction));
-    }
 };
 
+template <>
+void advanced_diagram_filter_initializer::add_filter<
+    source_file_dependency_filter_t>(const filter_t &filter_type,
+    const std::vector<common::string_or_regex> &filter_config,
+    std::vector<std::unique_ptr<filter_visitor>> &result, relationship_t &&rt,
+    bool &&direction);
+
 class diagram_filter_factory {
 public:
     static std::unique_ptr<diagram_filter> create(

src/common/visitor/translation_unit_visitor.h

@@ -290,6 +290,13 @@ public:
         return stripped_comment;
     }
 
+    bool skip_system_header_decl(const clang::NamedDecl *decl)
+    {
+        return !config().include_system_headers() &&
+            source_manager().isInSystemHeader(
+                decl->getSourceRange().getBegin());
+    }
+
     /**
      * @brief Check if the diagram should include a declaration.
      *
@@ -301,10 +308,12 @@ public:
         if (decl == nullptr)
             return false;
 
-        if (source_manager().isInSystemHeader(
-                decl->getSourceRange().getBegin()))
+        if (skip_system_header_decl(decl))
             return false;
 
+        if (config().filter_mode() == config::filter_mode_t::advanced)
+            return true;
+
         auto should_include_namespace = diagram().should_include(
             common::model::namespace_{decl->getQualifiedNameAsString()});
 

src/config/config.cc

@@ -242,6 +242,7 @@ void inheritable_diagram_options::inherit(
     include_relations_also_as_members.override(
         parent.include_relations_also_as_members);
     filter_mode.override(parent.filter_mode);
+    include_system_headers.override(parent.include_system_headers);
     include.override(parent.include);
     exclude.override(parent.exclude);
     puml.override(parent.puml);

src/config/config.h

@@ -555,6 +555,7 @@ struct inheritable_diagram_options {
     option<bool> include_relations_also_as_members{
         "include_relations_also_as_members", true};
     option<filter_mode_t> filter_mode{"filter_mode", filter_mode_t::basic};
+    option<bool> include_system_headers{"include_system_headers", false};
     option<filter> include{"include"};
     option<filter> exclude{"exclude"};
     option<plantuml> puml{"plantuml", option_inherit_mode::kAppend};

src/config/schema.h

@@ -177,6 +177,7 @@ types:
         comment_parser: !optional comment_parser_t
         debug_mode: !optional bool
         filter_mode: !optional filter_mode_t
+        include_system_headers: !optional bool
         exclude: !optional filter_t
         generate_links: !optional generate_links_t
         git: !optional git_t
@@ -221,6 +222,8 @@ types:
         debug_mode: !optional bool
         exclude: !optional filter_t
         generate_links: !optional generate_links_t
+        filter_mode: !optional filter_mode_t
+        include_system_headers: !optional bool
         git: !optional git_t
         glob: !optional [string]
         include: !optional filter_t
@@ -264,6 +267,8 @@ types:
         generate_links: !optional generate_links_t
         git: !optional git_t
         glob: !optional [string]
+        filter_mode: !optional filter_mode_t
+        include_system_headers: !optional bool
         include: !optional filter_t
         plantuml: !optional
             before: !optional [string]
@@ -292,6 +297,8 @@ types:
         __parent_path: !optional string
         comment_parser: !optional comment_parser_t
         debug_mode: !optional bool
+        filter_mode: !optional filter_mode_t
+        include_system_headers: !optional bool
         exclude: !optional filter_t
         generate_links: !optional generate_links_t
         git: !optional git_t
@@ -377,6 +384,8 @@ root:
     generate_template_argument_dependencies: !optional bool
     skip_redundant_dependencies: !optional bool
     type_aliases: !optional map_t<string;string>
+    filter_mode: !optional filter_mode_t
+    include_system_headers: !optional bool
 )";
 
 } // namespace clanguml::config

src/config/yaml_decoders.cc

@@ -541,7 +541,7 @@ template <> struct convert<filter> {
         }
 
         if (node["allof"]) {
-            rhs.anyof = std::make_unique<filter>(node["anyof"].as<filter>());
+            rhs.allof = std::make_unique<filter>(node["allof"].as<filter>());
         }
 
         if (node["namespaces"]) {
@@ -655,6 +655,7 @@ template <typename T> bool decode_diagram(const Node &node, T &rhs)
     get_option(node, rhs.using_namespace);
     get_option(node, rhs.using_module);
     get_option(node, rhs.filter_mode);
+    get_option(node, rhs.include_system_headers);
     get_option(node, rhs.include);
     get_option(node, rhs.exclude);
     get_option(node, rhs.puml);

tests/t00080/.clang-uml

@@ -0,0 +1,14 @@
+diagrams:
+  t00080_class:
+    type: class
+    filter_mode: advanced
+    include_system_headers: true
+    glob:
+      - t00080.cc
+    include:
+      anyof:
+        namespaces:
+          - clanguml::t00080
+        elements:
+          - std::thread
+    using_namespace: clanguml::t00080

tests/t00080/t00080.cc

@@ -0,0 +1,24 @@
+#include <thread>
+
+namespace clanguml {
+namespace t00080 {
+
+class Worker : public std::thread {
+public:
+    using std::thread::thread;
+
+    ~Worker()
+    {
+        if (this->joinable()) {
+            this->join();
+        }
+    }
+
+    void start(int delay) { }
+};
+
+struct R {
+    Worker *w;
+};
+}
+}

tests/t00080/test_case.h

@@ -0,0 +1,35 @@
+/**
+ * tests/t00080/test_case.h
+ *
+ * Copyright (c) 2021-2024 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.
+ */
+
+TEST_CASE("t00080")
+{
+    using namespace clanguml::test;
+    using namespace std::string_literals;
+
+    auto [config, db, diagram, model] =
+        CHECK_CLASS_MODEL("t00080", "t00080_class");
+
+    CHECK_CLASS_DIAGRAM(*config, diagram, *model, [](const auto &src) {
+        REQUIRE(IsClass(src, "Worker"));
+        REQUIRE(IsClass(src, "R"));
+        REQUIRE(IsClass(src, "std::thread"));
+        REQUIRE(!IsClass(src, "std::jthread"));
+
+        REQUIRE(IsAssociation<Public>(src, "R", "Worker", "w"));
+    });
+}

tests/test_cases.cc

@@ -553,6 +553,7 @@ void CHECK_INCLUDE_DIAGRAM(const clanguml::config::config &config,
 #include "t00077/test_case.h"
 #include "t00078/test_case.h"
 #include "t00079/test_case.h"
+#include "t00080/test_case.h"
 
 ///
 /// Sequence diagram tests

tests/test_cases.yaml

@@ -234,6 +234,9 @@ test_cases:
     - name: t00079
       title: Test case for context diagram exclude filter with relationships option
       description:
+    - name: t00080
+      title: Test case for including elements from system headers
+      description:
   Sequence diagrams:
     - name: t20001
       title: Basic sequence diagram test case

tests/test_config_data/filters_advanced.yml

@@ -1,5 +1,6 @@
 compilation_database_dir: debug
 output_directory: output
+filter_mode: advanced
 diagrams:
   anyof_test:
     type: class
@@ -7,7 +8,6 @@ diagrams:
     glob:
       - src/**/*.cc
       - src/**/*.h
-    filter_mode: advanced
     include:
       anyof:
         namespaces:
@@ -17,4 +17,12 @@ diagrams:
     exclude:
       anyof:
         namespaces:
-          - ns1::ns2::detail
+          - ns1::ns2::detail
+  modules_test:
+    type: class
+    include:
+      anyof:
+        modules:
+          - mod1::mod2
+        namespaces:
+          - ns1::ns2

tests/test_filters_advanced.cc

@@ -28,15 +28,14 @@
 #include "sequence_diagram/model/diagram.h"
 
 #include <filesystem>
+using clanguml::common::model::diagram_filter;
+using clanguml::common::model::diagram_filter_factory;
+using clanguml::common::model::namespace_;
+using clanguml::common::model::source_file;
+using clanguml::config::filter_mode_t;
 
 TEST_CASE("Test advanced diagram filter anyof")
 {
-    using clanguml::common::model::diagram_filter;
-    using clanguml::common::model::diagram_filter_factory;
-    using clanguml::common::model::namespace_;
-    using clanguml::common::model::source_file;
-    using clanguml::config::filter_mode_t;
-
     auto cfg =
         clanguml::config::load("./test_config_data/filters_advanced.yml");
 
@@ -61,6 +60,39 @@ TEST_CASE("Test advanced diagram filter anyof")
     CHECK_FALSE(filter.should_include(namespace_{"ns1::ns2::detail"}));
 }
 
+TEST_CASE("Test advanced diagram filter modules")
+{
+    auto cfg =
+        clanguml::config::load("./test_config_data/filters_advanced.yml");
+
+    auto &config = *cfg.diagrams["modules_test"];
+    clanguml::include_diagram::model::diagram diagram;
+
+    auto filter_ptr = diagram_filter_factory::create(diagram, config);
+    diagram_filter &filter = *filter_ptr;
+
+    CHECK(config.filter_mode() == filter_mode_t::advanced);
+    CHECK(filter.should_include(namespace_{"ns1::ns2"}));
+    CHECK_FALSE(filter.should_include(namespace_{"std::string"}));
+
+    clanguml::common::model::element std_string{{}};
+    std_string.set_namespace(namespace_{"std"});
+    std_string.set_name("string");
+
+    CHECK_FALSE(filter.should_include(std_string));
+
+    CHECK(filter.should_include(namespace_{"ns1"}));
+
+    clanguml::common::model::element e1{{}};
+    e1.set_module("mod1::mod2");
+    e1.set_namespace(namespace_{"ns5::ns6"});
+    e1.set_name("ClassA");
+    CHECK(filter.should_include(e1));
+
+    e1.set_module("mod1::mod3");
+    CHECK_FALSE(filter.should_include(e1));
+}
+
 ///
 /// Main test function
 ///