mirror of https://github.com/swig/swig
52 lines
1.9 KiB
OpenEdge ABL
52 lines
1.9 KiB
OpenEdge ABL
%module friends_template
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#if defined(SWIGOCTAVE)
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%warnfilter(SWIGWARN_IGNORE_OPERATOR_RSHIFT) operator>>;
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#endif
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%{
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template <typename Type> class MyClass;
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template <typename Type> int operator<<(double un, const MyClass <Type> & x) { return 0; }
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template <typename Type> int funk_hidden(double is, MyClass <Type> & x) { return 2; }
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template <typename T> T template_friend_hidden(T t) { return t + 1; }
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%}
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%inline %{
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template <typename Type> int operator>>(double is, MyClass <Type> & x) { return 1; }
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template <typename Type> int funk_seen(double is, MyClass <Type> & x) { return 2; }
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template <typename T> T template_friend_seen(T t1, T t2) { return t1 + t2; }
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int friend_plain_seen(int i) { return i; }
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template <class Type> class MyClass
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{
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friend int operator<< <Type>(double un, const MyClass <Type> & x);
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friend int operator>> <Type>(double is, MyClass <Type> & x);
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friend int funk_hidden <Type>(double is, MyClass <Type> & x);
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friend int funk_seen <Type>(double is, MyClass <Type> & x);
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};
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struct MyTemplate {
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template <typename T> friend T template_friend_hidden(T);
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template <typename T> friend T template_friend_seen(T, T);
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friend int friend_plain_seen(int i);
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};
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MyClass<int> makeMyClassInt() { return MyClass<int>(); }
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%}
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// Although the friends in MyClass are automatically instantiated via %template(MyClassDouble) MyClass<int>,
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// the operator friends are not valid and hence %rename is needed.
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%rename(OperatorInputDouble) operator>> <double>;
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%rename(OperatorOutputDouble) operator<< <double>;
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%template(MyClassDouble) MyClass<double>;
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%template(TemplateFriendHiddenInt) template_friend_hidden<int>;
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%template(TemplateFriendSeenInt) template_friend_seen<int>;
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// These have no %template(XX) MyClass<int> to instantiate, but they can be instantiated separately...
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%template(OperatorInputInt) operator>> <int>;
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%template(OperatorFunkSeenInt) funk_seen <int>;
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