48 lines
1.1 KiB
Markdown
48 lines
1.1 KiB
Markdown
# t00047 - Test case for recursive variadic template
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## Config
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```yaml
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compilation_database_dir: ..
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output_directory: puml
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diagrams:
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t00047_class:
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type: class
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glob:
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- ../../tests/t00047/t00047.cc
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using_namespace: clanguml::t00047
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include:
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namespaces:
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- clanguml::t00047
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```
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## Source code
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File t00047.cc
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```cpp
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#include <type_traits>
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namespace clanguml {
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namespace t00047 {
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template <typename... Ts> struct conditional_t;
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template <typename Else> struct conditional_t<Else> {
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using type = Else;
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};
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template <typename Result, typename... Tail>
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struct conditional_t<std::true_type, Result, Tail...> {
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using type = Result;
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};
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template <typename Result, typename... Tail>
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struct conditional_t<std::false_type, Result, Tail...> {
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using type = typename conditional_t<Tail...>::type;
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};
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template <typename... Ts>
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using conditional = typename conditional_t<Ts...>::type;
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} // namespace t00047
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} // namespace clanguml
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```
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## Generated UML diagrams
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