Minor code cleanup

This commit is contained in:
Bartek Kryza
2022-12-19 23:56:48 +01:00
parent e87b4dccc0
commit 834ead063e
7 changed files with 222 additions and 95 deletions

View File

@@ -38,6 +38,12 @@ using found_relationships_t =
std::vector<std::pair<clanguml::common::model::diagram_element::id_t,
common::model::relationship_t>>;
/**
* @brief Class diagram translation unit visitor
*
* This class implements the @link clang::RecursiveASTVisitor interface
* for selected visitors relevant to generating class diagrams.
*/
class translation_unit_visitor
: public clang::RecursiveASTVisitor<translation_unit_visitor>,
public common::visitor::translation_unit_visitor {
@@ -60,10 +66,28 @@ public:
virtual bool VisitTypeAliasTemplateDecl(clang::TypeAliasTemplateDecl *cls);
/**
* @brief Get diagram model reference
*
* @return Reference to diagram model created by the visitor
*/
clanguml::class_diagram::model::diagram &diagram() { return diagram_; }
/**
* @brief Get diagram config instance
*
* @return Reference to config instance
*/
const clanguml::config::class_diagram &config() const { return config_; }
/**
* @brief Finalize diagram model
*
* This method is called after the entire AST has been visited by this
* visitor. It is used to perform necessary post processing on the diagram
* (e.g. resolve translation unit local element ID's into global ID's based
* on elements full names).
*/
void finalize();
private:

View File

@@ -31,9 +31,22 @@ class NamespaceDecl;
}
namespace clanguml::common {
/**
* @brief Convert @link clang::AccessSpecifier to @link model::access_t
*
* @param access_specifier Clang member access specifier
* @return Enum value of @link model::access_t
*/
model::access_t access_specifier_to_access_t(
clang::AccessSpecifier access_specifier);
/**
* @brief Generate full qualified name for @link clang::TagDecl instance
*
* @param declaration Input declaration
* @return String representation including any templates, parameters and
* attribtues
*/
std::string get_tag_name(const clang::TagDecl &declaration);
template <typename T> std::string get_qualified_name(const T &declaration)
@@ -77,8 +90,30 @@ std::string get_source_text_raw(
std::string get_source_text(
clang::SourceRange range, const clang::SourceManager &sm);
/**
* @brief Check if an expression is contained in another expression
*
* This method returns true if `sub_stmt` is equal to or is contained in the
* AST subtree of `parent_stmt`
*
* @param parent_stmt Parent statement
* @param sub_stmt Sub statement
* @return
*/
bool is_subexpr_of(const clang::Stmt *parent_stmt, const clang::Stmt *sub_stmt);
/**
* @brief Forward template for convertions to ID from various entities
*
* These methods provide the main mechanism for generating globally unique
* identifiers for all elements in the diagrams. The identifiers must be unique
* between different translation units in order for element relationships to
* be properly rendered in diagrams.
*
* @tparam T Type of entity for which ID should be computed
* @param declaration Element (e.g. declaration) for which the ID is needed
* @return Unique ID
*/
template <typename T> id_t to_id(const T &declaration);
template <> id_t to_id(const std::string &full_name);

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@@ -41,8 +41,20 @@ std::string to_plantuml(relationship_t r, std::string style);
std::string to_plantuml(access_t scope);
std::string to_plantuml(message_t r);
/**
* @brief Base class for diagram generators
*
* @tparam ConfigType Configuration type
* @tparam DiagramType Diagram model type
*/
template <typename ConfigType, typename DiagramType> class generator {
public:
/**
* @brief Constructor
*
* @param config Reference to instance of @link clanguml::config::diagram
* @param model Reference to instance of @link clanguml::model::diagram
*/
generator(ConfigType &config, DiagramType &model)
: m_config{config}
, m_model{model}
@@ -53,22 +65,75 @@ public:
virtual ~generator() = default;
/**
* @brief Generate diagram
*
* This method must be implemented in subclasses for specific diagram
* types. It is responsible for calling other methods in appropriate
* order to generate the diagram into the output stream.
*
* @param ostr Output stream
*/
virtual void generate(std::ostream &ostr) const = 0;
template <typename C, typename D>
friend std::ostream &operator<<(std::ostream &os, const generator<C, D> &g);
/**
* @brief Generate diagram layout hints
*
* This method adds to the diagram any layout hints that were provided
* in the configuration file.
*
* @param ostr Output stream
*/
void generate_config_layout_hints(std::ostream &ostr) const;
/**
* @brief Generate PlantUML directives from config file.
*
* This method renders the PlantUML directives provided in the configuration
* file, including resolving any element aliases and Jinja templates.
*
* @param ostr Output stream
* @param directives List of directives from the configuration file
*/
void generate_plantuml_directives(
std::ostream &ostr, const std::vector<std::string> &directives) const;
/**
* @brief Generate diagram notes
*
* This method adds any notes in the diagram, which were declared in the
* code using inline directives
*
* @param ostr Output stream
* @param element Element to which the note should be attached
*/
void generate_notes(
std::ostream &ostr, const model::element &element) const;
/**
* @brief Generate hyper link to element
*
* This method renders links to URL's based on templates provided
* in the configuration file (e.g. Git browser with specific line and
* column offset)
*
* @param ostr Output stream
* @param e Reference to diagram element
* @tparam E Diagram element type
*/
template <typename E>
void generate_link(std::ostream &ostr, const E &e) const;
/**
* @brief Update diagram Jinja context
*
* This method updates the diagram context with models properties
* which can be used to render Jinja templates in the diagram (e.g.
* in notes or links)
*/
void update_context() const;
protected:

View File

@@ -35,30 +35,71 @@ using found_relationships_t =
std::vector<std::pair<clanguml::common::model::diagram_element::id_t,
common::model::relationship_t>>;
/**
* @brief Diagram translation unit visitor base class
*
* This class provides common interface for diagram translation unit
* visitors.
*/
class translation_unit_visitor {
public:
/**
* @brief Constructor
*
* @param sm Reference to @link clang::SourceManager instance
* @param config Reference to @link clanguml::config::diagram configuration
* instance
*/
explicit translation_unit_visitor(
clang::SourceManager &sm, const clanguml::config::diagram &config);
/**
* @brief Get clang::SourceManager
* @return Reference to @link clang::SourceManager used by this translation
* unit visitor
*/
clang::SourceManager &source_manager() const;
protected:
/**
* @brief Set source location in diagram element
*
* @param decl Reference to @link clang::Decl
* @param element Reference to element to be updated
*/
void set_source_location(const clang::Decl &decl,
clanguml::common::model::source_location &element);
/**
* @brief Set source location in diagram element
*
* @param expr Reference to @link clang::Expr
* @param element Reference to element to be updated
*/
void set_source_location(const clang::Expr &expr,
clanguml::common::model::source_location &element);
/**
* @brief Set source location in diagram element
*
* @param location Reference to @link clang::SourceLocation
* @param element Reference to element to be updated
*/
void set_source_location(const clang::SourceLocation &location,
clanguml::common::model::source_location &element);
/**
* @brief Set source location in diagram element
*
* @param decl Reference to @link clang::NamedDecl
* @param element Reference to element to be updated
*/
void process_comment(const clang::NamedDecl &decl,
clanguml::common::model::decorated_element &e);
private:
clang::SourceManager &source_manager_;
// Reference to diagram config
const clanguml::config::diagram &config_;
std::unique_ptr<comment::comment_visitor> comment_visitor_;

View File

@@ -39,78 +39,78 @@
using namespace clanguml;
using config::config;
///
/// Print the program version and basic information
///
/**
* Print the program version and basic information
*/
void print_version();
////
/// Print list of diagrams available in the configuration file
///
/// \param cfg Configuration instance loaded from configuration file
///
/**
* Print list of diagrams available in the configuration file
*
* @param cfg Configuration instance loaded from configuration file
*/
void print_diagrams_list(const clanguml::config::config &cfg);
///
/// Check if diagram output directory exists, if not create it
///
/// \param dir Path to the output directory
/// \return True if directory exists or has been created
///
/**
* Check if diagram output directory exists, if not create it
*
* @param dir Path to the output directory
* @return True if directory exists or has been created
*/
bool ensure_output_directory_exists(const std::string &dir);
///
/// Generate specific diagram identified by name
///
/// \param od Diagram output directory
/// \param name Name of the diagram as specified in the config file
/// \param diagram Diagram model instance
/// \param db Compilation database
/// \param translation_units List of translation units to be used for this
/// diagram
/// \param verbose Logging level
///
/**
* Generate specific diagram identified by name
*
* @param od Diagram output directory
* @param name Name of the diagram as specified in the config file
* @param diagram Diagram model instance
* @param db Compilation database
* @param translation_units List of translation units to be used for this
* diagram
* @param verbose Logging level
*/
void generate_diagram(const std::string &od, const std::string &name,
std::shared_ptr<clanguml::config::diagram> diagram,
const clang::tooling::CompilationDatabase &db,
const std::vector<std::string> &translation_units, bool verbose);
///
/// Find translation units for diagrams.
///
/// For each diagram to be generated, this function selects translation units
/// to be used for this diagram. The files are selected as an intersection
/// between all translation units found in the compilation database and the
/// `glob` patterns specified for each diagram in the configuration file.
///
/// \param diagram_names List of diagram names to be generated
/// \param config Configuration instance
/// \param compilation_database_files All translation units in compilation
/// database
/// \param translation_units_map The output map containing translation
/// units for each diagram by name
///
/**
* Find translation units for diagrams.
*
* For each diagram to be generated, this function selects translation units
* to be used for this diagram. The files are selected as an intersection
* between all translation units found in the compilation database and the
* `glob` patterns specified for each diagram in the configuration file.
*
* @param diagram_names List of diagram names to be generated
* @param config Configuration instance
* @param compilation_database_files All translation units in compilation
* database
* @param translation_units_map The output map containing translation
* units for each diagram by name
*/
void find_translation_units_for_diagrams(
const std::vector<std::string> &diagram_names,
clanguml::config::config &config,
const std::vector<std::string> &compilation_database_files,
std::map<std::string, std::vector<std::string>> &translation_units_map);
///
/// Generate diagrams.
///
/// This function generates all diagrams specified in the configuration file
/// and in the command line.
///
/// \param diagram_names List of diagram names to be generated
/// \param config Configuration instance
/// \param od Output directory where diagrams should be written
/// \param db Compilation database instance
/// \param verbose Verbosity level
/// \param thread_count Number of diagrams to be generated in parallel
/// \param translation_units_map List of translation units to be used for each
/// diagram
///
/**
* Generate diagrams.
*
* This function generates all diagrams specified in the configuration file
* and in the command line.
*
* @param diagram_names List of diagram names to be generated
* @param config Configuration instance
* @param od Output directory where diagrams should be written
* @param db Compilation database instance
* @param verbose Verbosity level
* @param thread_count Number of diagrams to be generated in parallel
* @param translation_units_map List of translation units to be used for each
* diagram
*/
void generate_diagrams(const std::vector<std::string> &diagram_names,
clanguml::config::config &config, const std::string &od,
const std::unique_ptr<clang::tooling::CompilationDatabase> &db,

View File

@@ -1549,31 +1549,7 @@ void translation_unit_visitor::
// If this is a nested template type - add nested templates as
// template arguments
if (arg.getAsType()->getAs<clang::FunctionType>()) {
// for (const auto &param_type :
// arg.getAsType()->getAs<clang::FunctionProtoType>()->param_types())
// {
//
// if (!param_type->getAs<clang::RecordType>())
// continue;
//
// auto classTemplateSpecialization =
// llvm::dyn_cast<clang::ClassTemplateSpecializationDecl>(
// param_type->getAsRecordDecl());
//
// if (classTemplateSpecialization) {
// // Read arg info as needed.
// auto nested_template_instantiation =
// build_template_instantiation_from_class_template_specialization(
// *classTemplateSpecialization,
// *param_type->getAs<clang::RecordType>(),
// diagram().should_include(
// full_template_specialization_name)
// ?
// std::make_optional(&template_instantiation)
// : parent);
// }
// }
// TODO
}
else if (arg.getAsType()->getAs<clang::TemplateSpecializationType>()) {
const auto *nested_template_type =
@@ -1588,19 +1564,6 @@ void translation_unit_visitor::
argument.set_name(nested_template_name);
// auto nested_template_instantiation =
// build_template_instantiation(
// *arg.getAsType()->getAs<clang::TemplateSpecializationType>(),
// diagram().should_include(full_template_specialization_name)
// ? std::make_optional(&template_instantiation)
// : parent);
//
// argument.set_id(nested_template_instantiation->id());
//
// for (const auto &t :
// nested_template_instantiation->templates())
// argument.add_template_param(t);
// Check if this template should be simplified (e.g. system
// template aliases such as 'std:basic_string<char>' should
// be simply 'std::string')

View File

@@ -17,7 +17,6 @@ exclude:
# Exclude entities and call expressions from irrelevant files
paths:
- src/util/util.h
# - src/common/model/enums.h
using_namespace:
- clanguml
plantuml: