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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef FUNCTIONS_H
#define FUNCTIONS_H
bool keepEvenIntegers(const int &x)
{
return (x & 1) == 0;
}
class KeepEvenIntegers
{
public:
bool operator()(const int &x)
{
return (x & 1) == 0;
}
};
class Number
{
int n;
public:
Number()
: n(0)
{ }
Number(int n)
: n(n)
{ }
void multiplyBy2()
{
n *= 2;
}
Number multipliedBy2() const
{
return n * 2;
}
bool isEven() const
{
return (n & 1) == 0;
}
int toInt() const
{
return n;
}
QString toString() const
{
return QString::number(n);
}
bool operator==(const Number &other) const
{
return n == other.n;
}
};
void intSumReduce(int &sum, int x)
{
sum += x;
}
class IntSumReduce
{
public:
void operator()(int &sum, int x)
{
sum += x;
}
};
void numberSumReduce(int &sum, const Number &x)
{
sum += x.toInt();
}
class NumberSumReduce
{
public:
void operator()(int &sum, const Number &x)
{
sum += x.toInt();
}
};
#endif
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