A template engine for C++ applications.
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/*
* This file is a part of EZC -- Easy templating in C++
* and is distributed under the (new) BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2007-2011, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name Tomasz Sowa nor the names of contributors to this
* project may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef headerfile_ezc_funinfo
#define headerfile_ezc_funinfo
#include <vector>
namespace Ezc
{
template<class StreamType>
struct FunInfo
{
// output stream
StreamType & out;
// table of parameters
// the table can be empty
std::vector<std::wstring> & params;
// the first parameter
// you can always use it even if there is not any parameters (params is empty)
// in such a way the reference points to an empty string
const std::wstring & par;
// an input stream used in [filter] statement
// if there is other statement than [filter] then this is an empty stream
const StreamType & in;
// this is set by Generator
// it indicates the number of a current iteration in the last [for] statement (the first is 0)
// if there was not any [for] before the value is zero
int iter;
// return value from a user function (default false if not set directly by the user function)
// for a variable it is set to true if the variable is not empty
bool res;
// arguments: output_stream, table_of_parameters, the_first_parameter
FunInfo(StreamType & o,
std::vector<std::wstring> & pars,
const std::wstring & first_par,
const StreamType & i) : out(o), params(pars), par(first_par), in(i)
{
Clear();
}
void Clear()
{
res = false; // false by default
iter = 0;
}
};
} // namespace Ezc
#endif