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#pragma once
#include <iostream>
#include "WordsRange.h"
#include "Word.h"
namespace Moses
{
class WordConsumed
{
friend std::ostream& operator<<(std::ostream&, const WordConsumed&);
protected:
WordsRange m_coverage;
const Word &m_mainWord; // can be target non-term, or source term
const Word *m_otherWord; // can be source non-term, or NULL. Just for debug output
const WordConsumed *m_prevWordsConsumed;
public:
WordConsumed(); // not implmented
WordConsumed(size_t startPos, size_t endPos, const Word &sourceWord, const Word *otherWord, const WordConsumed *prevWordsConsumed)
:m_coverage(startPos, endPos)
,m_mainWord(sourceWord)
,m_otherWord(otherWord)
,m_prevWordsConsumed(prevWordsConsumed)
{}
const Moses::WordsRange &GetWordsRange() const
{ return m_coverage; }
const Word &GetMainWord() const
{ return m_mainWord; }
const Word *GetOtherWord() const
{ return m_otherWord; }
Moses::WordsRange &GetWordsRange()
{ return m_coverage; }
bool IsNonTerminal() const
{ return m_mainWord.IsNonTerminal(); }
const WordConsumed *GetPrevWordsConsumed() const
{ return m_prevWordsConsumed; }
//! transitive comparison used for adding objects into FactorCollection
inline bool operator<(const WordConsumed &compare) const
{
// TODO < on bool
if (IsNonTerminal() < compare.IsNonTerminal())
return true;
else if (IsNonTerminal() == compare.IsNonTerminal())
return m_coverage < compare.m_coverage;
return false;
}
int CompareWordsRange(const WordConsumed &compare) const;
};
}; // namespace
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