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1b1f8dd235
each failure. There are several places I was not sure what to do. These are marked by comments beginning "LASSERT:" so they can be found easily. At the moment, they are at: Author.cpp:105: // LASSERT: What should we do here? Author.cpp:121: // LASSERT: What should we do here? Buffer.cpp:4525: // LASSERT: Is it safe to continue here, or should we just return? Cursor.cpp:345: // LASSERT: Is it safe to continue here, or should we return? Cursor.cpp:403: // LASSERT: Is it safe to continue here, or should we return? Cursor.cpp:1143: // LASSERT: There have been several bugs around this code, that seem CursorSlice.cpp:83: // LASSERT: This should only ever be called from an InsetMath. CursorSlice.cpp:92: // LASSERT: This should only ever be called from an InsetMath. LayoutFile.cpp:303: // LASSERT: Why would this fail? Text.cpp:995: // LASSERT: Is it safe to continue here?
99 lines
2.0 KiB
C++
99 lines
2.0 KiB
C++
// -*- C++ -*-
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/**
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* \file Translator.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Baruch Even
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef TRANSLATOR_H
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#define TRANSLATOR_H
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#include "support/lassert.h"
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#include <vector>
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#include <utility>
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namespace lyx {
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/**
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* This class template is used to translate between two elements, specifically
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* it was worked out to translate between an enum and strings when reading
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* the lyx file.
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*
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* The two template arguments should be of different types.
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*/
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template<typename T1, typename T2>
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class Translator {
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public:
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///
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typedef T1 first_argument_type;
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///
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typedef T2 second_argument_type;
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///
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typedef std::pair<T1, T2> MapPair;
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///
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typedef std::vector<MapPair> Map;
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///
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typedef typename Map::const_iterator const_iterator;
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///
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Translator(T1 const & t1, T2 const & t2)
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: default_t1(t1), default_t2(t2)
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{}
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/// Add a mapping to the translator.
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void addPair(T1 const & first, T2 const & second)
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{
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map.push_back(MapPair(first, second));
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}
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// Add the contents of \c other
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void add(Translator const & other)
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{
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if (other.map.empty())
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return;
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map.insert(map.end(), other.map.begin(), other.map.end());
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}
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/// Find the mapping for the first argument
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T2 const & find(T1 const & first) const
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{
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LASSERT(!map.empty(), return default_t2);
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const_iterator it = map.begin();
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const_iterator end = map.end();
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for (; it != end; ++it)
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if (it->first == first)
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return it->second;
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return default_t2;
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}
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/// Find the mapping for the second argument
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T1 const & find(T2 const & second) const
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{
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LASSERT(!map.empty(), return default_t1);
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const_iterator it = map.begin();
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const_iterator end = map.end();
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for (; it != end; ++it)
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if (it->second == second)
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return it->first;
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return default_t1;
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}
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private:
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///
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Map map;
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///
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T1 const default_t1;
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///
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T2 const default_t2;
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};
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} // namespace lyx
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#endif // TRANSLATOR_H
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