clang-uml/docs/test_cases/t00047.md

t00047 - Test case for recursive variadic template

Config

diagrams:
  t00047_class:
    type: class
    glob:
      - t00047.cc
    using_namespace: clanguml::t00047
    plantuml:
      style:
        instantiation: up
    include:
      namespaces:
        - clanguml::t00047

Source code

File tests/t00047/t00047.cc

#include <type_traits>

namespace clanguml {
namespace t00047 {

template <typename... Ts> struct conditional_t;

template <typename Else> struct conditional_t<Else> {
    using type = Else;
};

template <typename Result, typename... Tail>
struct conditional_t<std::true_type, Result, Tail...> {
    using type = Result;
};

template <typename Result, typename... Tail>
struct conditional_t<std::false_type, Result, Tail...> {
    using type = typename conditional_t<Tail...>::type;
};

template <typename... Ts>
using conditional = typename conditional_t<Ts...>::type;

} // namespace t00047
} // namespace clanguml

Generated PlantUML diagrams

Generated Mermaid diagrams

Generated JSON models

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      "bases": [],
      "display_name": "conditional_t<Else>",
      "id": "379154246597001066",
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      "is_union": false,
      "members": [],
      "methods": [],
      "name": "conditional_t",
      "namespace": "clanguml::t00047",
      "source_location": {
        "column": 33,
        "file": "t00047.cc",
        "line": 8,
        "translation_unit": "t00047.cc"
      },
      "template_parameters": [
        {
          "is_variadic": false,
          "kind": "template_type",
          "name": "Else",
          "template_parameters": []
        }
      ],
      "type": "class"
    },
    {
      "bases": [],
      "display_name": "conditional_t<std::true_type,Result,Tail...>",
      "id": "4798257275118206478",
      "is_abstract": false,
      "is_nested": false,
      "is_struct": true,
      "is_template": true,
      "is_union": false,
      "members": [],
      "methods": [],
      "name": "conditional_t",
      "namespace": "clanguml::t00047",
      "source_location": {
        "column": 8,
        "file": "t00047.cc",
        "line": 13,
        "translation_unit": "t00047.cc"
      },
      "template_parameters": [
        {
          "is_variadic": false,
          "kind": "argument",
          "template_parameters": [],
          "type": "std::true_type"
        },
        {
          "is_variadic": false,
          "kind": "template_type",
          "name": "Result",
          "template_parameters": []
        },
        {
          "is_variadic": true,
          "kind": "template_type",
          "name": "Tail...",
          "template_parameters": []
        }
      ],
      "type": "class"
    },
    {
      "bases": [],
      "display_name": "conditional_t<std::false_type,Result,Tail...>",
      "id": "6599505553474916091",
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      "is_nested": false,
      "is_struct": true,
      "is_template": true,
      "is_union": false,
      "members": [],
      "methods": [],
      "name": "conditional_t",
      "namespace": "clanguml::t00047",
      "source_location": {
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        "file": "t00047.cc",
        "line": 18,
        "translation_unit": "t00047.cc"
      },
      "template_parameters": [
        {
          "is_variadic": false,
          "kind": "argument",
          "template_parameters": [],
          "type": "std::false_type"
        },
        {
          "is_variadic": false,
          "kind": "template_type",
          "name": "Result",
          "template_parameters": []
        },
        {
          "is_variadic": true,
          "kind": "template_type",
          "name": "Tail...",
          "template_parameters": []
        }
      ],
      "type": "class"
    },
    {
      "bases": [],
      "display_name": "conditional_t<Ts...>",
      "id": "13389543941136699317",
      "is_abstract": false,
      "is_nested": false,
      "is_struct": true,
      "is_template": true,
      "is_union": false,
      "members": [],
      "methods": [],
      "name": "conditional_t",
      "namespace": "clanguml::t00047",
      "source_location": {
        "column": 34,
        "file": "t00047.cc",
        "line": 6,
        "translation_unit": "t00047.cc"
      },
      "template_parameters": [
        {
          "is_variadic": true,
          "kind": "template_type",
          "name": "Ts...",
          "template_parameters": []
        }
      ],
      "type": "class"
    }
  ],
  "name": "t00047_class",
  "package_type": "namespace",
  "relationships": [
    {
      "access": "public",
      "destination": "13389543941136699317",
      "source": "379154246597001066",
      "type": "instantiation"
    },
    {
      "access": "public",
      "destination": "13389543941136699317",
      "source": "4798257275118206478",
      "type": "instantiation"
    },
    {
      "access": "public",
      "destination": "13389543941136699317",
      "source": "6599505553474916091",
      "type": "instantiation"
    }
  ],
  "using_namespace": "clanguml::t00047"
}