0.5.4
C++ to UML diagram generator based on Clang
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t20008 - Constexpr if sequence diagram test case

Config

diagrams:
t20008_sequence:
type: sequence
glob:
- t20008.cc
include:
namespaces:
- clanguml::t20008
using_namespace: clanguml::t20008
from:
- function: "clanguml::t20008::tmain()"

Source code

File tests/t20008/t20008.cc

#include <string>
#include <type_traits>
namespace clanguml {
namespace t20008 {
template <typename T> struct A {
void a1(T arg) { }
void a2(T arg) { }
void a3(T arg) { }
};
template <typename T> struct B {
A<T> a;
void b(T arg)
{
if constexpr (std::is_integral_v<T>) {
a.a1(arg);
}
else if constexpr (std::is_pointer_v<T>) {
a.a2(arg);
}
else {
a.a3(arg);
}
}
};
void tmain()
{
using namespace std::string_literals;
B<int> bint;
B<const char *> bcharp;
B<std::string> bstring;
bint.b(1);
bcharp.b("1");
bstring.b("1"s);
}
}
}

Generated PlantUML diagrams

Generated Mermaid diagrams

Generated JSON models

{
"diagram_type": "sequence",
"name": "t20008_sequence",
"participants": [
{
"display_name": "tmain()",
"full_name": "clanguml::t20008::tmain()",
"id": "9446209924345793952",
"name": "tmain",
"namespace": "clanguml::t20008",
"source_location": {
"column": 6,
"file": "t20008.cc",
"line": 30,
"translation_unit": "t20008.cc"
},
"type": "function"
},
{
"activities": [
{
"display_name": "b(int)",
"full_name": "clanguml::t20008::B<int>::b(int)",
"id": "3038801163496409516",
"name": "b",
"namespace": "clanguml::t20008",
"source_location": {
"column": 10,
"file": "t20008.cc",
"line": 16,
"translation_unit": "t20008.cc"
},
"type": "method"
}
],
"display_name": "B<int>",
"full_name": "clanguml::t20008::B<int>",
"id": "15252082313256109366",
"name": "B",
"namespace": "clanguml::t20008",
"source_location": {
"column": 30,
"file": "t20008.cc",
"line": 13,
"translation_unit": "t20008.cc"
},
"type": "class"
},
{
"activities": [
{
"display_name": "a1(int)",
"full_name": "clanguml::t20008::A<int>::a1(int)",
"id": "16530909041397157752",
"name": "a1",
"namespace": "clanguml::t20008",
"source_location": {
"column": 10,
"file": "t20008.cc",
"line": 8,
"translation_unit": "t20008.cc"
},
"type": "method"
}
],
"display_name": "A<int>",
"full_name": "clanguml::t20008::A<int>",
"id": "11009192678103385580",
"name": "A",
"namespace": "clanguml::t20008",
"source_location": {
"column": 30,
"file": "t20008.cc",
"line": 7,
"translation_unit": "t20008.cc"
},
"type": "class"
},
{
"activities": [
{
"display_name": "b(const char *)",
"full_name": "clanguml::t20008::B<const char *>::b(const char *)",
"id": "10777300187853102245",
"name": "b",
"namespace": "clanguml::t20008",
"source_location": {
"column": 10,
"file": "t20008.cc",
"line": 16,
"translation_unit": "t20008.cc"
},
"type": "method"
}
],
"display_name": "B<const char *>",
"full_name": "clanguml::t20008::B<const char *>",
"id": "6936788409617573928",
"name": "B",
"namespace": "clanguml::t20008",
"source_location": {
"column": 30,
"file": "t20008.cc",
"line": 13,
"translation_unit": "t20008.cc"
},
"type": "class"
},
{
"activities": [
{
"display_name": "a2(const char *)",
"full_name": "clanguml::t20008::A<const char *>::a2(const char *)",
"id": "5749206679698204640",
"name": "a2",
"namespace": "clanguml::t20008",
"source_location": {
"column": 10,
"file": "t20008.cc",
"line": 9,
"translation_unit": "t20008.cc"
},
"type": "method"
}
],
"display_name": "A<const char *>",
"full_name": "clanguml::t20008::A<const char *>",
"id": "1158667024138985603",
"name": "A",
"namespace": "clanguml::t20008",
"source_location": {
"column": 30,
"file": "t20008.cc",
"line": 7,
"translation_unit": "t20008.cc"
},
"type": "class"
},
{
"activities": [
{
"display_name": "b(std::string)",
"full_name": "clanguml::t20008::B<std::string>::b(std::string)",
"id": "10291287573335610033",
"name": "b",
"namespace": "clanguml::t20008::B<std",
"source_location": {
"column": 10,
"file": "t20008.cc",
"line": 16,
"translation_unit": "t20008.cc"
},
"type": "method"
}
],
"display_name": "B<std::string>",
"full_name": "clanguml::t20008::B<std::string>",
"id": "7421620429940063385",
"name": "B",
"namespace": "clanguml::t20008",
"source_location": {
"column": 30,
"file": "t20008.cc",
"line": 13,
"translation_unit": "t20008.cc"
},
"type": "class"
},
{
"activities": [
{
"display_name": "a3(std::string)",
"full_name": "clanguml::t20008::A<std::string>::a3(std::string)",
"id": "11236753976809109901",
"name": "a3",
"namespace": "clanguml::t20008::A<std",
"source_location": {
"column": 10,
"file": "t20008.cc",
"line": 10,
"translation_unit": "t20008.cc"
},
"type": "method"
}
],
"display_name": "A<std::string>",
"full_name": "clanguml::t20008::A<std::string>",
"id": "3124844916666910226",
"name": "A",
"namespace": "clanguml::t20008",
"source_location": {
"column": 30,
"file": "t20008.cc",
"line": 7,
"translation_unit": "t20008.cc"
},
"type": "class"
}
],
"sequences": [
{
"messages": [
{
"from": {
"activity_id": "9446209924345793952",
"participant_id": "9446209924345793952"
},
"name": "b(int)",
"return_type": "void",
"scope": "normal",
"source_location": {
"column": 5,
"file": "t20008.cc",
"line": 38,
"translation_unit": "t20008.cc"
},
"to": {
"activity_id": "3038801163496409516",
"participant_id": "15252082313256109366"
},
"type": "message"
},
{
"from": {
"activity_id": "3038801163496409516",
"participant_id": "15252082313256109366"
},
"name": "a1(int)",
"return_type": "void",
"scope": "normal",
"source_location": {
"column": 13,
"file": "t20008.cc",
"line": 19,
"translation_unit": "t20008.cc"
},
"to": {
"activity_id": "16530909041397157752",
"participant_id": "11009192678103385580"
},
"type": "message"
},
{
"from": {
"activity_id": "9446209924345793952",
"participant_id": "9446209924345793952"
},
"name": "b(const char *)",
"return_type": "void",
"scope": "normal",
"source_location": {
"column": 5,
"file": "t20008.cc",
"line": 39,
"translation_unit": "t20008.cc"
},
"to": {
"activity_id": "10777300187853102245",
"participant_id": "6936788409617573928"
},
"type": "message"
},
{
"from": {
"activity_id": "10777300187853102245",
"participant_id": "6936788409617573928"
},
"name": "a2(const char *)",
"return_type": "void",
"scope": "normal",
"source_location": {
"column": 13,
"file": "t20008.cc",
"line": 22,
"translation_unit": "t20008.cc"
},
"to": {
"activity_id": "5749206679698204640",
"participant_id": "1158667024138985603"
},
"type": "message"
},
{
"from": {
"activity_id": "9446209924345793952",
"participant_id": "9446209924345793952"
},
"name": "b(std::string)",
"return_type": "void",
"scope": "normal",
"source_location": {
"column": 5,
"file": "t20008.cc",
"line": 40,
"translation_unit": "t20008.cc"
},
"to": {
"activity_id": "10291287573335610033",
"participant_id": "7421620429940063385"
},
"type": "message"
},
{
"from": {
"activity_id": "10291287573335610033",
"participant_id": "7421620429940063385"
},
"name": "a3(std::string)",
"return_type": "void",
"scope": "normal",
"source_location": {
"column": 13,
"file": "t20008.cc",
"line": 25,
"translation_unit": "t20008.cc"
},
"to": {
"activity_id": "11236753976809109901",
"participant_id": "3124844916666910226"
},
"type": "message"
}
],
"start_from": {
"id": "9446209924345793952",
"location": "clanguml::t20008::tmain()"
}
}
],
"using_namespace": "clanguml::t20008"
}
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