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* Project led by Terence Parr at http://www.jGuru.com |
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* Software rights: http://www.antlr.org/license.html |
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* |
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< |
* $Id: CircularQueue.hpp,v 1.1 2005-12-02 15:38:02 tim Exp $ |
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> |
* $Id$ |
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*/ |
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#include <antlr/config.hpp> |
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} |
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inline void removeItems( size_t nb ) |
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{ |
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< |
assert(nb <= entries()); |
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// it would be nice if we would not get called with nb > entries |
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// (or to be precise when entries() == 0) |
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> |
// This case is possible when lexer/parser::recover() calls |
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// consume+consumeUntil when the queue is empty. |
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> |
// In recover the consume says to prepare to read another |
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// character/token. Then in the subsequent consumeUntil the |
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> |
// LA() call will trigger |
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// syncConsume which calls this method *before* the same queue |
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> |
// has been sufficiently filled. |
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> |
if( nb > entries() ) |
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> |
nb = entries(); |
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> |
|
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if (m_offset >= OFFSET_MAX_RESIZE) |
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{ |
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storage.erase( storage.begin(), storage.begin() + m_offset + nb ); |
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} |
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private: |
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< |
typename ANTLR_USE_NAMESPACE(std)vector<T> storage; |
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> |
ANTLR_USE_NAMESPACE(std)vector<T> storage; |
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size_t m_offset; |
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|
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CircularQueue(const CircularQueue&); |
