Refactored class_diagram generator to common base class template

This commit is contained in:
Bartek Kryza
2022-02-15 23:37:47 +01:00
parent 5fba937927
commit 2678a4040e
9 changed files with 316 additions and 205 deletions

View File

@@ -22,81 +22,12 @@
namespace clanguml::class_diagram::generators::plantuml {
std::string relative_to(std::string n, std::string c)
{
if (c.rfind(n) == std::string::npos)
return c;
return c.substr(n.size() + 2);
}
generator::generator(
clanguml::config::class_diagram &config, diagram_model &model)
: m_config(config)
, m_model(model)
: common_generator<diagram_config, diagram_model>{config, model}
{
}
std::string generator::to_string(scope_t scope) const
{
switch (scope) {
case scope_t::kPublic:
return "+";
case scope_t::kProtected:
return "#";
case scope_t::kPrivate:
return "-";
default:
return "";
}
}
std::string generator::to_string(relationship_t r, std::string style) const
{
switch (r) {
case relationship_t::kOwnership:
case relationship_t::kComposition:
return style.empty() ? "*--" : fmt::format("*-[{}]-", style);
case relationship_t::kAggregation:
return style.empty() ? "o--" : fmt::format("o-[{}]-", style);
case relationship_t::kContainment:
return style.empty() ? "--+" : fmt::format("-[{}]-+", style);
case relationship_t::kAssociation:
return style.empty() ? "-->" : fmt::format("-[{}]->", style);
case relationship_t::kInstantiation:
return style.empty() ? "..|>" : fmt::format(".[{}].|>", style);
case relationship_t::kFriendship:
return style.empty() ? "<.." : fmt::format("<.[{}].", style);
case relationship_t::kDependency:
return style.empty() ? "..>" : fmt::format(".[{}].>", style);
default:
return "";
}
}
std::string generator::name(relationship_t r) const
{
switch (r) {
case relationship_t::kOwnership:
case relationship_t::kComposition:
return "composition";
case relationship_t::kAggregation:
return "aggregation";
case relationship_t::kContainment:
return "containment";
case relationship_t::kAssociation:
return "association";
case relationship_t::kInstantiation:
return "instantiation";
case relationship_t::kFriendship:
return "friendship";
case relationship_t::kDependency:
return "dependency";
default:
return "unknown";
}
}
void generator::generate_alias(const class_ &c, std::ostream &ostr) const
{
std::string class_type{"class"};
@@ -118,6 +49,7 @@ void generator::generate_alias(const enum_ &e, std::ostream &ostr) const
void generator::generate(const class_ &c, std::ostream &ostr) const
{
namespace plantuml_common = clanguml::common::generators::plantuml;
const auto &uns = m_config.using_namespace();
@@ -147,7 +79,7 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
std::string type{m.type()};
ostr << to_string(m.scope()) << m.name();
ostr << plantuml_common::to_plantuml(m.scope()) << m.name();
ostr << "(";
if (m_config.generate_method_arguments() !=
@@ -190,10 +122,12 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
std::stringstream all_relations_str;
std::set<std::string> unique_relations;
for (const auto &r : c.relationships()) {
if (!m_config.should_include_relationship(name(r.type())))
if (!m_config.should_include_relationship(
common::model::to_string(r.type())))
continue;
LOG_DBG("== Processing relationship {}", to_string(r.type()));
LOG_DBG("== Processing relationship {}",
plantuml_common::to_plantuml(r.type(), r.style()));
std::stringstream relstr;
std::string destination;
@@ -206,7 +140,7 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
if (!r.multiplicity_source().empty())
puml_relation += "\"" + r.multiplicity_source() + "\" ";
puml_relation += to_string(r.type(), r.style());
puml_relation += plantuml_common::to_plantuml(r.type(), r.style());
if (!r.multiplicity_destination().empty())
puml_relation += " \"" + r.multiplicity_destination() + "\"";
@@ -216,7 +150,8 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
<< m_model.to_alias(ns_relative(uns, destination));
if (!r.label().empty()) {
relstr << " : " << to_string(r.scope()) << r.label();
relstr << " : " << plantuml_common::to_plantuml(r.scope())
<< r.label();
rendered_relations.emplace(r.label());
}
@@ -233,7 +168,8 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
catch (error::uml_alias_missing &e) {
LOG_ERROR("=== Skipping {} relation from {} to {} due "
"to: {}",
to_string(r.type()), c.full_name(), destination, e.what());
plantuml_common::to_plantuml(r.type(), r.style()),
c.full_name(), destination, e.what());
}
}
@@ -251,13 +187,13 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
if (m.is_static())
ostr << "{static} ";
ostr << to_string(m.scope()) << m.name() << " : "
ostr << plantuml_common::to_plantuml(m.scope()) << m.name() << " : "
<< ns_relative(uns, m.type()) << '\n';
}
ostr << "}" << '\n';
if (m_config.should_include_relationship("inheritance"))
if (m_config.should_include_relationship("inheritance")) {
for (const auto &b : c.parents()) {
std::stringstream relstr;
try {
@@ -273,19 +209,10 @@ void generator::generate(const class_ &c, std::ostream &ostr) const
b.name(), c.name(), e.what());
}
}
//
// Process notes
//
for (auto decorator : c.decorators()) {
auto note = std::dynamic_pointer_cast<decorators::note>(decorator);
if (note && note->applies_to_diagram(m_config.name)) {
ostr << "note " << note->position << " of " << c.alias() << '\n'
<< note->text << '\n'
<< "end note\n";
}
}
generate_notes(ostr, c);
// Print relationships
ostr << all_relations_str.str();
}
@@ -306,18 +233,21 @@ void generator::generate(const enum_ &e, std::ostream &ostr) const
ostr << "}" << '\n';
for (const auto &r : e.relationships()) {
if (!m_config.should_include_relationship(name(r.type())))
if (!m_config.should_include_relationship(
common::model::to_string(r.type())))
continue;
std::string destination;
std::stringstream relstr;
try {
destination = r.destination();
relstr << m_model.to_alias(
ns_relative(m_config.using_namespace(), e.name()))
<< " " << to_string(r.type()) << " "
<< " "
<< clanguml::common::generators::plantuml::to_plantuml(
r.type(), r.style())
<< " "
<< m_model.to_alias(
ns_relative(m_config.using_namespace(), destination));
@@ -331,63 +261,20 @@ void generator::generate(const enum_ &e, std::ostream &ostr) const
catch (error::uml_alias_missing &ex) {
LOG_ERROR("Skipping {} relation from {} to {} due "
"to: {}",
to_string(r.type()), e.full_name(), destination, ex.what());
clanguml::common::generators::plantuml::to_plantuml(
r.type(), r.style()),
e.full_name(), destination, ex.what());
}
}
//
// Process notes
//
for (auto decorator : e.decorators()) {
auto note = std::dynamic_pointer_cast<decorators::note>(decorator);
if (note && note->applies_to_diagram(m_config.name)) {
ostr << "note " << note->position << " of " << e.alias() << '\n'
<< note->text << '\n'
<< "end note\n";
}
}
}
void generator::generate_config_layout_hints(std::ostream &ostr) const
{
const auto &uns = m_config.using_namespace();
// Generate layout hints
for (const auto &[entity, hints] : m_config.layout()) {
for (const auto &hint : hints) {
std::stringstream hint_str;
try {
hint_str << m_model.to_alias(ns_relative(uns, entity))
<< " -[hidden]"
<< clanguml::config::to_string(hint.hint) << "- "
<< m_model.to_alias(ns_relative(uns, hint.entity))
<< '\n';
ostr << hint_str.str();
}
catch (error::uml_alias_missing &e) {
LOG_ERROR("=== Skipping layout hint from {} to {} due "
"to: {}",
entity, hint.entity, e.what());
}
}
}
generate_notes(ostr, e);
}
void generator::generate(std::ostream &ostr) const
{
ostr << "@startuml" << '\n';
for (const auto &b : m_config.puml().before) {
std::string note{b};
std::tuple<std::string, size_t, size_t> alias_match;
while (util::find_element_alias(note, alias_match)) {
auto alias = m_model.to_alias(ns_relative(
m_config.using_namespace(), std::get<0>(alias_match)));
note.replace(
std::get<1>(alias_match), std::get<2>(alias_match), alias);
}
ostr << note << '\n';
}
generate_plantuml_directives(ostr, m_config.puml().before);
if (m_config.should_include_entities("classes")) {
for (const auto &c : m_model.classes()) {
@@ -420,21 +307,11 @@ void generator::generate(std::ostream &ostr) const
generate_config_layout_hints(ostr);
// Process aliases in any of the puml directives
for (const auto &b : m_config.puml().after) {
std::string note{b};
std::tuple<std::string, size_t, size_t> alias_match;
while (util::find_element_alias(note, alias_match)) {
auto alias = m_model.to_alias(ns_relative(
m_config.using_namespace(), std::get<0>(alias_match)));
note.replace(
std::get<1>(alias_match), std::get<2>(alias_match), alias);
}
ostr << note << '\n';
}
generate_plantuml_directives(ostr, m_config.puml().after);
ostr << "@enduml" << '\n';
}
std::ostream &operator<<(std::ostream &os, const generator &g)
{
g.generate(os);

View File

@@ -21,6 +21,7 @@
#include "class_diagram/model/diagram.h"
#include "class_diagram/model/enum.h"
#include "class_diagram/visitor/translation_unit_visitor.h"
#include "common/generators/plantuml/generator.h"
#include "common/model/relationship.h"
#include "config/config.h"
#include "cx/compilation_database.h"
@@ -40,43 +41,34 @@ namespace class_diagram {
namespace generators {
namespace plantuml {
using diagram_config = clanguml::class_diagram::model::diagram;
using diagram_config = clanguml::config::class_diagram;
using diagram_model = clanguml::class_diagram::model::diagram;
template <typename C, typename D>
using common_generator =
clanguml::common::generators::plantuml::generator<C, D>;
using clanguml::class_diagram::model::class_;
using clanguml::class_diagram::model::enum_;
using clanguml::common::model::relationship_t;
using clanguml::common::model::scope_t;
using namespace clanguml::util;
std::string relative_to(std::string n, std::string c);
class generator {
class generator : public common_generator<diagram_config, diagram_model> {
public:
generator(clanguml::config::class_diagram &config, diagram_model &model);
std::string to_string(scope_t scope) const;
std::string to_string(relationship_t r, std::string style = "") const;
std::string name(relationship_t r) const;
generator(diagram_config &config, diagram_model &model);
void generate_alias(const class_ &c, std::ostream &ostr) const;
void generate_alias(const enum_ &e, std::ostream &ostr) const;
void generate_config_layout_hints(std::ostream &ostr) const;
void generate(const class_ &c, std::ostream &ostr) const;
void generate(const enum_ &e, std::ostream &ostr) const;
void generate(std::ostream &ostr) const;
void generate(std::ostream &ostr) const override;
friend std::ostream &operator<<(std::ostream &os, const generator &g);
private:
clanguml::config::class_diagram &m_config;
diagram_model &m_model;
};
clanguml::class_diagram::model::diagram generate(