58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
#ifndef word_db_hh_INCLUDED
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#define word_db_hh_INCLUDED
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#include "shared_string.hh"
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#include "hash_map.hh"
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#include "vector.hh"
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#include "ranked_match.hh"
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#include "option_manager.hh"
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#include "safe_ptr.hh"
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namespace Kakoune
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{
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using RankedMatchList = Vector<RankedMatch>;
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class Buffer;
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// maintain a database of words available in a buffer
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class WordDB : public OptionManagerWatcher
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{
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public:
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WordDB(const Buffer& buffer);
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~WordDB();
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WordDB(const WordDB&) = delete;
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WordDB(WordDB&&) noexcept;
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RankedMatchList find_matching(StringView str);
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int get_word_occurences(StringView word) const;
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private:
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void update_db();
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void add_words(StringView line);
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void remove_words(StringView line);
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void rebuild_db();
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void on_option_changed(const Option& option) override;
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struct WordInfo
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{
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StringDataPtr word;
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UsedLetters letters;
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int refcount;
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};
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using WordToInfo = HashMap<StringView, WordInfo, MemoryDomain::WordDB>;
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using Lines = Vector<StringDataPtr, MemoryDomain::WordDB>;
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SafePtr<const Buffer> m_buffer;
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size_t m_timestamp;
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WordToInfo m_words;
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Lines m_lines;
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};
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WordDB& get_word_db(const Buffer& buffer);
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}
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#endif // word_db_hh_INCLUDED
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