remove BufferIterator::is_{begin,end}
This commit is contained in:
parent
51acd456cc
commit
9fb4d42408
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@ -62,8 +62,6 @@ public:
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BufferIterator& operator=(const BufferCoord& coord);
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operator const BufferCoord&() const { return m_coord; }
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bool is_begin() const;
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bool is_end() const;
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bool is_valid() const;
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const Buffer& buffer() const;
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@ -127,17 +127,5 @@ inline BufferIterator& BufferIterator::operator=(const BufferCoord& coord)
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return *this;
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}
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inline bool BufferIterator::is_begin() const
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{
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kak_assert(m_buffer);
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return m_coord.line == 0 and m_coord.column == 0;
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}
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inline bool BufferIterator::is_end() const
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{
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kak_assert(m_buffer);
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return m_buffer->is_end(m_coord);
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}
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}
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#endif // buffer_iterator_inl_h_INCLUDED
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@ -13,7 +13,7 @@ void preserve_indent(Buffer& buffer, Selection& selection, String& content)
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BufferCoord line_begin{selection.last().line, 0};
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auto first_non_white = buffer.iterator_at(line_begin);
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while ((*first_non_white == '\t' or *first_non_white == ' ') and
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not first_non_white.is_end())
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first_non_white != buffer.end())
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++first_non_white;
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content += buffer.string(line_begin, first_non_white);
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@ -23,11 +23,11 @@ void preserve_indent(Buffer& buffer, Selection& selection, String& content)
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void cleanup_whitespaces(Buffer& buffer, Selection& selection, String& content)
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{
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const auto position = buffer.iterator_at(selection.last());
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if (content[0] == '\n' and not position.is_begin())
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if (content[0] == '\n' and position != buffer.begin())
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{
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auto whitespace_start = position-1;
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while ((*whitespace_start == ' ' or *whitespace_start == '\t') and
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not whitespace_start .is_begin())
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whitespace_start != buffer.begin())
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--whitespace_start;
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++whitespace_start;
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if (whitespace_start != position)
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@ -501,12 +501,12 @@ static BufferCompletion complete_word(const Buffer& buffer,
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bool other_buffers)
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{
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auto pos = buffer.iterator_at(cursor_pos);
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if (pos.is_begin() or not is_word(*utf8::previous(pos)))
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if (pos == buffer.begin() or not is_word(*utf8::previous(pos)))
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return {};
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auto end = buffer.iterator_at(cursor_pos);
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auto begin = end-1;
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while (not begin.is_begin() and is_word(*begin))
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while (begin != buffer.begin() and is_word(*begin))
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--begin;
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if (not is_word(*begin))
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++begin;
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131
src/selectors.cc
131
src/selectors.cc
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@ -53,23 +53,17 @@ CharCategories categorize(Codepoint c)
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: CharCategories::Punctuation;
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}
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bool is_begin(const BufferIterator& it) { return it.is_begin(); }
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bool is_end(const BufferIterator& it) { return it.is_end(); }
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bool is_begin(const Utf8Iterator& it) { return it.underlying_iterator().is_begin(); }
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bool is_end(const Utf8Iterator& it) { return it.underlying_iterator().is_end(); }
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template<typename Iterator, typename T>
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void skip_while(Iterator& it, T condition)
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template<typename Iterator, typename EndIterator, typename T>
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void skip_while(Iterator& it, const EndIterator& end, T condition)
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{
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while (not is_end(it) and condition(*it))
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while (it != end and condition(*it))
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++it;
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}
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template<typename Iterator, typename T>
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void skip_while_reverse(Iterator& it, T condition)
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template<typename Iterator, typename BeginIterator, typename T>
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void skip_while_reverse(Iterator& it, const BeginIterator& begin, T condition)
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{
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while (not is_begin(it) and condition(*it))
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while (it != begin and condition(*it))
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--it;
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}
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@ -86,23 +80,23 @@ template<bool punctuation_is_word>
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Selection select_to_next_word(const Buffer& buffer, const Selection& selection)
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{
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Utf8Iterator begin = buffer.iterator_at(selection.last());
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if (is_end(begin+1))
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if (begin+1 == buffer.end())
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return selection;
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if (categorize<punctuation_is_word>(*begin) !=
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categorize<punctuation_is_word>(*(begin+1)))
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++begin;
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skip_while(begin, is_eol);
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if (is_end(begin))
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skip_while(begin, buffer.end(), is_eol);
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if (begin == buffer.end())
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return selection;
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Utf8Iterator end = begin+1;
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if (not punctuation_is_word and is_punctuation(*begin))
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skip_while(end, is_punctuation);
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skip_while(end, buffer.end(), is_punctuation);
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else if (is_word<punctuation_is_word>(*begin))
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skip_while(end, is_word<punctuation_is_word>);
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skip_while(end, buffer.end(), is_word<punctuation_is_word>);
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skip_while(end, is_blank);
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skip_while(end, buffer.end(), is_blank);
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return utf8_range(begin, end-1);
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}
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@ -113,22 +107,22 @@ template<bool punctuation_is_word>
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Selection select_to_next_word_end(const Buffer& buffer, const Selection& selection)
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{
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Utf8Iterator begin = buffer.iterator_at(selection.last());
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if (is_end(begin+1))
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if (begin+1 == buffer.end())
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return selection;
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if (categorize<punctuation_is_word>(*begin) !=
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categorize<punctuation_is_word>(*(begin+1)))
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++begin;
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skip_while(begin, is_eol);
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if (is_end(begin))
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skip_while(begin, buffer.end(), is_eol);
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if (begin == buffer.end())
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return selection;
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Utf8Iterator end = begin;
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skip_while(end, is_blank);
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skip_while(end, buffer.end(), is_blank);
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if (not punctuation_is_word and is_punctuation(*end))
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skip_while(end, is_punctuation);
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skip_while(end, buffer.end(), is_punctuation);
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else if (is_word<punctuation_is_word>(*end))
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skip_while(end, is_word<punctuation_is_word>);
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skip_while(end, buffer.end(), is_word<punctuation_is_word>);
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return utf8_range(begin, end-1);
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}
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@ -139,25 +133,25 @@ template<bool punctuation_is_word>
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Selection select_to_previous_word(const Buffer& buffer, const Selection& selection)
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{
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Utf8Iterator begin = buffer.iterator_at(selection.last());
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if (is_end(begin+1))
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if (begin+1 == buffer.end())
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return selection;
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if (categorize<punctuation_is_word>(*begin) !=
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categorize<punctuation_is_word>(*(begin-1)))
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--begin;
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skip_while_reverse(begin, is_eol);
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skip_while_reverse(begin, buffer.begin(), is_eol);
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Utf8Iterator end = begin;
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skip_while_reverse(end, is_blank);
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skip_while_reverse(end, buffer.begin(), is_blank);
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bool with_end = false;
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if (not punctuation_is_word and is_punctuation(*end))
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{
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skip_while_reverse(end, is_punctuation);
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skip_while_reverse(end, buffer.begin(), is_punctuation);
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with_end = is_punctuation(*end);
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}
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else if (is_word<punctuation_is_word>(*end))
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{
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skip_while_reverse(end, is_word<punctuation_is_word>);
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skip_while_reverse(end, buffer.begin(), is_word<punctuation_is_word>);
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with_end = is_word<punctuation_is_word>(*end);
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}
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@ -169,14 +163,14 @@ template Selection select_to_previous_word<true>(const Buffer&, const Selection&
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Selection select_line(const Buffer& buffer, const Selection& selection)
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{
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Utf8Iterator first = buffer.iterator_at(selection.last());
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if (*first == '\n' and not is_end(first + 1))
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if (*first == '\n' and first + 1 != buffer.end())
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++first;
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while (not is_begin(first) and *(first - 1) != '\n')
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while (first != buffer.begin() and *(first - 1) != '\n')
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--first;
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Utf8Iterator last = first;
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while (not is_end(last + 1) and *last != '\n')
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while (last + 1 != buffer.end() and *last != '\n')
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++last;
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return utf8_range(first, last);
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}
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@ -203,13 +197,12 @@ Selection select_matching(const Buffer& buffer, const Selection& selection)
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int level = 0;
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const Codepoint opening = *match;
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const Codepoint closing = *(match+1);
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while (not is_end(it))
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while (it != buffer.end())
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{
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if (*it == opening)
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++level;
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else if (*it == closing and --level == 0)
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return utf8_range(begin, it);
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++it;
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}
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}
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@ -224,7 +217,7 @@ Selection select_matching(const Buffer& buffer, const Selection& selection)
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++level;
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else if (*it == opening and --level == 0)
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return utf8_range(begin, it);
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if (is_begin(it))
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if (it == buffer.begin())
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break;
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--it;
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}
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@ -234,18 +227,20 @@ Selection select_matching(const Buffer& buffer, const Selection& selection)
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// c++14 will add std::optional, so we use boost::optional until then
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using boost::optional;
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static optional<Range> find_surrounding(const BufferIterator& pos,
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static optional<Range> find_surrounding(const Buffer& buffer,
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const BufferCoord& coord,
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const CodepointPair& matching,
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ObjectFlags flags)
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{
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const bool to_begin = flags & ObjectFlags::ToBegin;
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const bool to_end = flags & ObjectFlags::ToEnd;
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const bool nestable = matching.first != matching.second;
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auto pos = buffer.iterator_at(coord);
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Utf8Iterator first = pos;
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if (to_begin)
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{
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int level = 0;
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while (not is_begin(first))
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while (first != buffer.begin())
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{
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if (nestable and first != pos and *first == matching.second)
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++level;
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@ -267,7 +262,7 @@ static optional<Range> find_surrounding(const BufferIterator& pos,
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{
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int level = 0;
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last = first + 1;
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while (not is_end(last))
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while (last != buffer.end())
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{
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if (nestable and *last == matching.first)
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++level;
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@ -298,7 +293,7 @@ Selection select_surrounding(const Buffer& buffer, const Selection& selection,
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const CodepointPair& matching,
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ObjectFlags flags)
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{
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auto res = find_surrounding(buffer.iterator_at(selection.last()), matching, flags);
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auto res = find_surrounding(buffer, selection.last(), matching, flags);
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if (not res)
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return selection;
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@ -306,7 +301,7 @@ Selection select_surrounding(const Buffer& buffer, const Selection& selection,
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matching.first != matching.second and not buffer.is_end(res->last()) and
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(*res == selection or Range{res->last(), res->first()} == selection))
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{
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res = find_surrounding(buffer.iterator_at(res->last()) + 1, matching, flags);
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res = find_surrounding(buffer, buffer.next(res->last()), matching, flags);
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return res ? Selection{*res} : selection;
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}
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return *res;
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@ -320,8 +315,8 @@ Selection select_to(const Buffer& buffer, const Selection& selection,
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do
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{
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++end;
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skip_while(end, [c](Codepoint cur) { return cur != c; });
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if (is_end(end))
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skip_while(end, buffer.end(), [c](Codepoint cur) { return cur != c; });
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if (end == buffer.end())
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return selection;
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}
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while (--count > 0);
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@ -337,8 +332,8 @@ Selection select_to_reverse(const Buffer& buffer, const Selection& selection,
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do
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{
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--end;
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skip_while_reverse(end, [c](Codepoint cur) { return cur != c; });
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if (is_begin(end))
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skip_while_reverse(end, buffer.begin(), [c](Codepoint cur) { return cur != c; });
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if (end == buffer.begin())
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return selection;
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}
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while (--count > 0);
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@ -350,7 +345,7 @@ Selection select_to_eol(const Buffer& buffer, const Selection& selection)
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{
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Utf8Iterator begin = buffer.iterator_at(selection.last());
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Utf8Iterator end = begin + 1;
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skip_while(end, [](Codepoint cur) { return not is_eol(cur); });
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skip_while(end, buffer.end(), [](Codepoint cur) { return not is_eol(cur); });
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return utf8_range(begin, end-1);
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}
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@ -358,8 +353,8 @@ Selection select_to_eol_reverse(const Buffer& buffer, const Selection& selection
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{
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Utf8Iterator begin = buffer.iterator_at(selection.last());
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Utf8Iterator end = begin - 1;
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skip_while_reverse(end, [](Codepoint cur) { return not is_eol(cur); });
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return utf8_range(begin, is_begin(end) ? end : end+1);
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skip_while_reverse(end, buffer.begin(), [](Codepoint cur) { return not is_eol(cur); });
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return utf8_range(begin, end == buffer.begin() ? end : end+1);
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}
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template<bool punctuation_is_word>
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@ -371,15 +366,15 @@ Selection select_whole_word(const Buffer& buffer, const Selection& selection, Ob
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{
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if (flags & ObjectFlags::ToBegin)
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{
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skip_while_reverse(first, is_word<punctuation_is_word>);
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skip_while_reverse(first, buffer.begin(), is_word<punctuation_is_word>);
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if (not is_word<punctuation_is_word>(*first))
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++first;
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}
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if (flags & ObjectFlags::ToEnd)
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{
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skip_while(last, is_word<punctuation_is_word>);
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skip_while(last, buffer.end(), is_word<punctuation_is_word>);
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if (not (flags & ObjectFlags::Inner))
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skip_while(last, is_blank);
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skip_while(last, buffer.end(), is_blank);
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--last;
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}
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}
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@ -387,16 +382,16 @@ Selection select_whole_word(const Buffer& buffer, const Selection& selection, Ob
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{
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if (flags & ObjectFlags::ToBegin)
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{
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skip_while_reverse(first, is_blank);
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skip_while_reverse(first, buffer.begin(), is_blank);
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if (not is_word<punctuation_is_word>(*first))
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return selection;
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skip_while_reverse(first, is_word<punctuation_is_word>);
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skip_while_reverse(first, buffer.begin(), is_word<punctuation_is_word>);
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if (not is_word<punctuation_is_word>(*first))
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++first;
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}
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if (flags & ObjectFlags::ToEnd)
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{
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skip_while(last, is_blank);
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skip_while(last, buffer.end(), is_blank);
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--last;
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}
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}
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@ -414,7 +409,7 @@ Selection select_whole_sentence(const Buffer& buffer, const Selection& selection
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if (flags & ObjectFlags::ToBegin)
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{
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bool saw_non_blank = false;
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while (not is_begin(first))
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while (first != buffer.begin())
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{
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char cur = *first;
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char prev = *(first-1);
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@ -434,22 +429,22 @@ Selection select_whole_sentence(const Buffer& buffer, const Selection& selection
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}
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--first;
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}
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skip_while(first, is_blank);
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skip_while(first, buffer.end(), is_blank);
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}
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if (flags & ObjectFlags::ToEnd)
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{
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while (not is_end(last))
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while (last != buffer.end())
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{
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char cur = *last;
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if (cur == '.' or cur == ';' or cur == '!' or cur == '?' or
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(is_eol(cur) and (is_end(last+1) or is_eol(*last+1))))
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(is_eol(cur) and (last+1 == buffer.end() or is_eol(*(last+1)))))
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break;
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++last;
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}
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if (not (flags & ObjectFlags::Inner) and not is_end(last))
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if (not (flags & ObjectFlags::Inner) and last != buffer.end())
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{
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++last;
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skip_while(last, is_blank);
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skip_while(last, buffer.end(), is_blank);
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--last;
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}
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}
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@ -462,12 +457,12 @@ Selection select_whole_paragraph(const Buffer& buffer, const Selection& selectio
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BufferIterator first = buffer.iterator_at(selection.last());
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BufferIterator last = first;
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if (flags & ObjectFlags::ToBegin and not is_begin(first))
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if (flags & ObjectFlags::ToBegin and first != buffer.begin())
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{
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skip_while_reverse(first, is_eol);
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skip_while_reverse(first, buffer.begin(), is_eol);
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if (flags & ObjectFlags::ToEnd)
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last = first;
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while (not is_begin(first))
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while (first != buffer.begin())
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{
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char cur = *first;
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char prev = *(first-1);
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@ -481,14 +476,14 @@ Selection select_whole_paragraph(const Buffer& buffer, const Selection& selectio
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}
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if (flags & ObjectFlags::ToEnd)
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{
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while (not is_end(last))
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while (last != buffer.end())
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{
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char cur = *last;
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char prev = *(last-1);
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if (is_eol(cur) and is_eol(prev))
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{
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if (not (flags & ObjectFlags::Inner))
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skip_while(last, is_eol);
|
||||
skip_while(last, buffer.end(), is_eol);
|
||||
break;
|
||||
}
|
||||
++last;
|
||||
|
@ -508,12 +503,12 @@ Selection select_whole_lines(const Buffer& buffer, const Selection& selection)
|
|||
BufferIterator& to_line_end = first <= last ? last : first;
|
||||
|
||||
--to_line_start;
|
||||
skip_while_reverse(to_line_start, [](char cur) { return not is_eol(cur); });
|
||||
skip_while_reverse(to_line_start, buffer.begin(), [](char cur) { return not is_eol(cur); });
|
||||
if (is_eol(*to_line_start))
|
||||
++to_line_start;
|
||||
|
||||
skip_while(to_line_end, [](char cur) { return not is_eol(cur); });
|
||||
if (is_end(to_line_end))
|
||||
skip_while(to_line_end, buffer.end(), [](char cur) { return not is_eol(cur); });
|
||||
if (to_line_end == buffer.end())
|
||||
--to_line_end;
|
||||
|
||||
return Selection(first, last);
|
||||
|
@ -527,7 +522,7 @@ Selection trim_partial_lines(const Buffer& buffer, const Selection& selection)
|
|||
BufferIterator& to_line_start = first <= last ? first : last;
|
||||
BufferIterator& to_line_end = first <= last ? last : first;
|
||||
|
||||
while (not is_begin(to_line_start) and *(to_line_start-1) != '\n')
|
||||
while (to_line_start != buffer.begin() and *(to_line_start-1) != '\n')
|
||||
++to_line_start;
|
||||
while (*(to_line_end+1) != '\n' and to_line_end != to_line_start)
|
||||
--to_line_end;
|
||||
|
|
Loading…
Reference in New Issue
Block a user