Files
EqualizerAPO/parser/StringOperators.cpp

58 lines
1.6 KiB
C++

/*
This file is part of EqualizerAPO, a system-wide equalizer.
Copyright (C) 2014 Jonas Thedering
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "stdafx.h"
#include "StringOperators.h"
using namespace std;
using namespace mup;
void AddOperator::Eval(ptr_val_type& ret, const ptr_val_type* arg, int argc)
{
if (!arg[0]->IsString() && !arg[1]->IsString())
{
OprtAdd::Eval(ret, arg, argc);
return;
}
wstring firstString;
if (arg[0]->IsString())
firstString = arg[0]->GetString();
else
firstString = arg[0]->ToString();
wstring secondString;
if (arg[1]->IsString())
secondString = arg[1]->GetString();
else
secondString = arg[1]->ToString();
*ret = firstString + secondString;
}
const char_type* AddOperator::GetDesc() const
{
return L"x+y - Concatenation of strings and addition of noncomplex values";
}
IToken* AddOperator::Clone() const
{
return new AddOperator(*this);
}