Qore Programming Language  0.8.11.1
ReferenceArgumentHelper.h
1 /* -*- mode: c++; indent-tabs-mode: nil -*- */
2 /*
3  ReferenceArgumentHelper.h
4 
5  Qore Programming Language
6 
7  Copyright (C) 2003 - 2014 David Nichols
8 
9  Permission is hereby granted, free of charge, to any person obtaining a
10  copy of this software and associated documentation files (the "Software"),
11  to deal in the Software without restriction, including without limitation
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14  Software is furnished to do so, subject to the following conditions:
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16  The above copyright notice and this permission notice shall be included in
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27  Note that the Qore library is released under a choice of three open-source
28  licenses: MIT (as above), LGPL 2+, or GPL 2+; see README-LICENSE for more
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30 */
31 
32 #ifndef _QORE_REFERENCEARGUMENTHELPER_H
33 
34 #define _QORE_REFERENCEARGUMENTHELPER_H
35 
37 
58  private:
59  struct lvih_intern *priv;
60 
63 
65  DLLLOCAL ReferenceArgumentHelper& operator=(const ReferenceArgumentHelper&);
66 
67  public:
69 
73  DLLEXPORT ReferenceArgumentHelper(AbstractQoreNode *val, ExceptionSink *xsink);
74 
76  DLLEXPORT ~ReferenceArgumentHelper();
77 
79 
82  DLLEXPORT AbstractQoreNode *getArg() const;
83 
85 
88  DLLEXPORT AbstractQoreNode *getOutputValue();
89 };
90 
91 #endif
The base class for all value and parse types in Qore expression trees.
Definition: AbstractQoreNode.h:55
allows a reference to be passed as an argument to Qore code
Definition: ReferenceArgumentHelper.h:57
DLLEXPORT AbstractQoreNode * getOutputValue()
returns the value of the reference and leaves the reference empty, the caller owns the reference retu...
container for holding Qore-language exception information and also for registering a "thread_exit" ca...
Definition: ExceptionSink.h:43
DLLEXPORT ~ReferenceArgumentHelper()
frees all memory still managed by the object
DLLEXPORT AbstractQoreNode * getArg() const
returns the reference to the fake local variable for use in an argument list, the caller owns the ref...