# t00014 - Alias template instantiation
## Config
```yaml
compilation_database_dir: ..
output_directory: puml
diagrams:
  t00014_class:
    type: class
    glob:
      - ../../tests/t00014/t00014.cc
    using_namespace:
      - clanguml::t00014
    include:
      namespaces:
        - clanguml::t00014
    plantuml:
      before:
        - left to right direction
```
## Source code
File t00014.cc
```cpp
#include <functional>
#include <map>
#include <memory>
#include <string>
#include <variant>
#include <vector>

/**
 * These should not be include as they are not
 * in ns clanguml::t00014
 */
template <typename T> struct clanguml_t00014_A {
    T value;
};

using clanguml_t00014_AString = clanguml_t00014_A<std::string>;

namespace clanguml {
namespace t00014 {

template <typename T, typename P> struct A {
    T t;
    P p;
};

struct B {
    std::string value;
};

template <typename T> using AString = A<T, std::string>;
template <typename T> using AStringPtr = A<T, std::unique_ptr<std::string>>;

template <typename T>
using PairPairBA = std::pair<std::pair<B, A<long, T>>, long>;

template <class T> using VectorPtr = std::unique_ptr<std::vector<T>>;
template <class T> using APtr = std::unique_ptr<A<double, T>>;
template <class T> using ASharedPtr = std::shared_ptr<A<double, T>>;
template <class T, class U>
using AAPtr = std::unique_ptr<std::pair<A<double, T>, A<long, U>>>;

template <typename T> using SimpleCallback = std::function<void(T, int)>;
template <typename... T> using GenericCallback = std::function<void(T..., int)>;
using VoidCallback = GenericCallback<void *>;

using BVector = std::vector<B>;
using BVector2 = BVector;

using AIntString = AString<int>;
using ACharString = AString<char>;

using AStringString = AString<std::string>;
using BStringString = AStringString;

class R {
    using AWCharString = AString<wchar_t>;

    PairPairBA<bool> bapair;

    APtr<bool> abool;
    AAPtr<bool, float> aboolfloat;
    ASharedPtr<float> afloat;
    A<bool, std::string> boolstring;
    AStringPtr<float> floatstring;
    AIntString intstring;
    AStringString stringstring;
    BStringString bstringstring;

protected:
    BVector bs;

public:
    BVector2 bs2;
    SimpleCallback<ACharString> cb;
    GenericCallback<AWCharString> gcb;
    VoidCallback vcb;
    VectorPtr<B> vps;
};
} // namespace t00014
} // namespace clanguml

```
## Generated UML diagrams
![t00014_class](./t00014_class.svg "Alias template instantiation")
## Generated JSON models
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