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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?
130 lines
2.5 KiB
C++
130 lines
2.5 KiB
C++
/**
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* \file WordList.cpp
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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 Stefan Schimanski
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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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#include <config.h>
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#include "WordList.h"
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#include "Language.h"
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#include "support/convert.h"
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#include "support/debug.h"
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#include "support/docstring.h"
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#include "support/weighted_btree.h"
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#include "support/lassert.h"
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#include <map>
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using namespace std;
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namespace lyx {
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///
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map<Language, WordList *> theGlobalWordList;
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WordList * theWordList(Language const & lang)
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{
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map<Language, WordList *>::iterator it = theGlobalWordList.find(lang);
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if (it != theGlobalWordList.end())
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return it->second;
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else
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theGlobalWordList[lang] = new WordList;
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return theGlobalWordList[lang];
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}
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void WordList::cleanupWordLists()
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{
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map<Language, WordList *>::const_iterator it = theGlobalWordList.begin();
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for (; it != theGlobalWordList.end(); ++it)
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delete it->second;
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theGlobalWordList.clear();
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}
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///
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struct WordList::Impl {
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///
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size_t c_;
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///
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typedef stx::weighted_btree<docstring, size_t, int> Words;
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///
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Words words_;
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};
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WordList::WordList()
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{
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d = new Impl;
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d->c_ = 0;
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#if 0
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for (size_t i = 1000000; i > 0; --i) {
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d->words_.insert("a" + convert<docstring>(i), size_t(1), stx::Void());
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}
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#endif
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}
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WordList::~WordList()
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{
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delete d;
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}
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docstring const & WordList::word(size_t idx) const
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{
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Impl::Words::const_iterator it = d->words_.find_summed_weight(idx);
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LASSERT(it != d->words_.end(), { static docstring dummy; return dummy; });
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// We use the key() method here, and not something like it->first
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// because the btree only returns (iterator-) temporary value pairs.
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// If we returned the first component of those here, we get an
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// invalid reference and therefore strange crashes.
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return it.key();
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}
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size_t WordList::size() const
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{
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return d->words_.summed_weight();
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}
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void WordList::insert(docstring const & w)
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{
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Impl::Words::iterator it = d->words_.find(w);
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if (it == d->words_.end())
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d->words_.insert(w, size_t(1), 1);
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else {
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it.data()++;
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d->words_.change_weight(it, 1);
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}
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}
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void WordList::remove(docstring const & w)
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{
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Impl::Words::iterator it = d->words_.find(w);
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if (it != d->words_.end()) {
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it.data()--;
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d->words_.change_weight(it, 0);
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// We will not erase here, but instead we just leave it
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// in the btree with weight 0. This avoid too much
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// reorganisation of the tree all the time.
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//if (it.data() == 0)
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// d->words_.erase(w);
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}
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}
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} // namespace lyx
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