194 lines
3.5 KiB
C++
194 lines
3.5 KiB
C++
/*
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* This file is a part of EZC -- Easy templating in C++ library
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* and is distributed under the BSD 3-Clause licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2007-2018, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name Tomasz Sowa nor the names of contributors to this
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* project may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "item.h"
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namespace Ezc
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{
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Item * Item::AddItem(const Item * porg)
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{
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Item * pitem;
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if( porg )
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pitem = new Item(*porg);
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else
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pitem = new Item();
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item_tab.push_back(pitem);
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return pitem;
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}
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Item * Item::AddItem(const Item & porg)
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{
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return AddItem(&porg);
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}
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void Item::ClearItems()
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{
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std::vector<Item*>::iterator i = item_tab.begin();
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for( ; i != item_tab.end() ; ++i )
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delete *i;
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item_tab.clear();
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}
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void Item::Clear()
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{
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ClearItems();
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text.clear();
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file_name.clear();
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has_function = false;
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function.Clear();
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type = item_none;
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}
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Item::Type Item::LastItemType()
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{
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if( item_tab.empty() )
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return item_none;
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return item_tab.back()->type;
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}
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void Item::DeleteLastItem()
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{
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if( item_tab.empty() )
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return;
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delete item_tab.back();
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item_tab.pop_back();
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}
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Item::Item()
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{
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type = item_none;
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has_function = false;
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}
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Item::Item(const Item & i) : text(i.text), file_name(i.file_name), function(i.function)
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{
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type = i.type;
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has_function = i.has_function;
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CopyItemTable(i);
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}
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Item & Item::operator=(const Item & i)
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{
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type = i.type;
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text = i.text;
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file_name = i.file_name;
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has_function = i.has_function;
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function = i.function;
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ClearItems();
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CopyItemTable(i);
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return *this;
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}
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void Item::CopyItemTable(const Item & item)
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{
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std::vector<Item*>::const_iterator i = item.item_tab.begin();
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for( ; i != item.item_tab.end() ; ++i)
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AddItem(*i);
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}
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Item::~Item()
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{
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ClearItems();
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}
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void Item::ClearCache(Item::Function & function)
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{
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function.base_obj = 0;
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function.method_index = -1;
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function.fun_cache = 0;
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function.item_block = 0;
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for(size_t i=0 ; i<function.parameters.size() ; ++i)
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ClearCache(*function.parameters[i]);
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}
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void Item::ClearCache()
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{
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ClearCache(function);
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for(size_t i = 0; i < item_tab.size() ; ++i)
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item_tab[i]->ClearCache();
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}
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} // namespace Ezc
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