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dependency
----------------
Motivation
~~~~~~~~~~
The dependency policy is used to create life-time dependencies between values.
This is needed for example when returning internal references to some class.
Defined in
~~~~~~~~~~
.. parsed-literal::
#include <luabind/dependency_policy.hpp>
Synopsis
~~~~~~~~
.. parsed-literal::
dependency(nurse_index, patient_index)
Parameters
~~~~~~~~~~
================= ==========================================================
Parameter Purpose
================= ==========================================================
``nurse_index`` The index which will keep the patient alive.
``patient_index`` The index which will be kept alive.
================= ==========================================================
Example
~~~~~~~
.. parsed-literal::
struct X
{
B member;
B& get() { return member; }
};
module(L)
[
class_<X>("X")
.def("get", &X::get, **dependency(result, _1)**)
];
|
