Qore Programming Language
0.9.16
QorePopOperatorNode.h
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/* -*- mode: c++; indent-tabs-mode: nil -*- */
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/*
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QorePopOperatorNode.h
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Qore Programming Language
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Copyright (C) 2003 - 2018 Qore Technologies, s.r.o.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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Note that the Qore library is released under a choice of three open-source
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licenses: MIT (as above), LGPL 2+, or GPL 2+; see README-LICENSE for more
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information.
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*/
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#ifndef _QORE_QOREPOPOPERATORNODE_H
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#define _QORE_QOREPOPOPERATORNODE_H
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class
QorePopOperatorNode :
public
QoreShiftOperatorNode {
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protected
:
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DLLLOCAL
static
QoreString
pop_str;
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DLLLOCAL
virtual
QoreValue
evalImpl(
bool
& needs_deref,
ExceptionSink
* xsink)
const
;
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public
:
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DLLLOCAL QorePopOperatorNode(
const
QoreProgramLocation* loc,
QoreValue
exp) : QoreShiftOperatorNode(loc, exp) {
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}
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DLLLOCAL
virtual
QoreString
* getAsString(
bool
& del,
int
foff,
ExceptionSink
* xsink)
const
{
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del =
false
;
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return
&pop_str;
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}
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DLLLOCAL
virtual
int
getAsString(
QoreString
& str,
int
foff,
ExceptionSink
* xsink)
const
{
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str.
concat
(&pop_str);
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return
0;
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}
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// returns the type name as a c string
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DLLLOCAL
virtual
const
char
* getTypeName()
const
{
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return
pop_str.getBuffer();
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}
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DLLLOCAL
virtual
QoreOperatorNode* copyBackground(
ExceptionSink
* xsink)
const
{
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return
copyBackgroundExplicit<QorePopOperatorNode>(xsink);
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}
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};
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#endif
QoreValue
The main value class in Qore, designed to be passed by value.
Definition:
QoreValue.h:262
QoreString
Qore's string type supported by the QoreEncoding class.
Definition:
QoreString.h:81
QoreString::concat
DLLEXPORT void concat(const QoreString *str, ExceptionSink *xsink)
concatenates a string and converts encodings if necessary
ExceptionSink
container for holding Qore-language exception information and also for registering a "thread_exit" ca...
Definition:
ExceptionSink.h:48