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#ifndef buffer_utils_hh_INCLUDED
#define buffer_utils_hh_INCLUDED
#include "buffer.hh"
#include "selection.hh"
#include "utf8_iterator.hh"
#include "unicode.hh"
namespace Kakoune
{
inline String content(const Buffer& buffer, const Selection& range)
{
return buffer.string(range.min(), buffer.char_next(range.max()));
}
inline BufferCoord erase(Buffer& buffer, const Selection& range)
{
return buffer.erase(range.min(), buffer.char_next(range.max()));
}
inline BufferCoord replace(Buffer& buffer, const Selection& range, StringView content)
{
return buffer.replace(range.min(), buffer.char_next(range.max()), content);
}
inline CharCount char_length(const Buffer& buffer, const Selection& range)
{
return utf8::distance(buffer.iterator_at(range.min()),
buffer.iterator_at(buffer.char_next(range.max())));
}
inline CharCount char_length(const Buffer& buffer, const BufferCoord& begin, const BufferCoord& end)
{
return utf8::distance(buffer.iterator_at(begin), buffer.iterator_at(end));
}
inline ColumnCount column_length(const Buffer& buffer, const BufferCoord& begin, const BufferCoord& end)
{
return utf8::column_distance(buffer.iterator_at(begin), buffer.iterator_at(end));
}
inline bool is_bol(BufferCoord coord)
{
return coord.column == 0;
}
inline bool is_eol(const Buffer& buffer, BufferCoord coord)
{
return buffer.is_end(coord) or buffer[coord.line].length() == coord.column+1;
}
inline bool is_bow(const Buffer& buffer, BufferCoord coord)
{
auto it = utf8::iterator<BufferIterator>(buffer.iterator_at(coord), buffer);
if (coord == BufferCoord{0,0})
return is_word(*it);
return not is_word(*(it-1)) and is_word(*it);
}
inline bool is_eow(const Buffer& buffer, BufferCoord coord)
{
if (buffer.is_end(coord) or coord == BufferCoord{0,0})
return true;
auto it = utf8::iterator<BufferIterator>(buffer.iterator_at(coord), buffer);
return is_word(*(it-1)) and not is_word(*it);
}
ColumnCount get_column(const Buffer& buffer,
ColumnCount tabstop, BufferCoord coord);
ByteCount get_byte_to_column(const Buffer& buffer, ColumnCount tabstop,
DisplayCoord coord);
Buffer* create_fifo_buffer(String name, int fd, bool scroll = false);
Buffer* open_file_buffer(StringView filename);
Buffer* open_or_create_file_buffer(StringView filename);
void reload_file_buffer(Buffer& buffer);
void write_to_debug_buffer(StringView str);
}
#endif // buffer_utils_hh_INCLUDED
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