kakoune/src/buffer_utils.hh

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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 BufferIterator erase(Buffer& buffer, const Selection& range)
{
return buffer.erase(buffer.iterator_at(range.min()),
buffer.iterator_at(buffer.char_next(range.max())));
}
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 bool is_bol(ByteCoord coord)
{
return coord.column == 0;
}
inline bool is_eol(const Buffer& buffer, ByteCoord coord)
{
return buffer.is_end(coord) or buffer[coord.line].length() == coord.column+1;
}
inline bool is_eow(const Buffer& buffer, ByteCoord coord)
{
if (buffer.is_end(coord) or coord == ByteCoord{0,0})
return true;
auto it = utf8::iterator<BufferIterator>(buffer.iterator_at(coord), buffer);
return is_word(*(it-1)) and not is_word(*it);
}
CharCount get_column(const Buffer& buffer,
CharCount tabstop, ByteCoord coord);
ByteCount get_byte_to_column(const Buffer& buffer, CharCount tabstop,
CharCoord 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