void DocumentView::trim_trailing_newlines() {
//FIXME: Don't strip whitespace if the language doesn't like it (e.g. 'diff')
auto buffer_end = buffer()->end();
if(buffer_end.starts_line()) {
auto itr = buffer_end;
while(itr.backward_line()) {
if(!itr.ends_line()) {
itr.forward_to_line_end();
break;
}
}
buffer()->erase(itr, buffer_end);
}
auto current = buffer()->get_insert()->get_iter().get_offset();
buffer()->insert(buffer()->end(), "\n"); //Make sure we have a newline at the end
buffer()->place_cursor(buffer()->get_iter_at_offset(current));
}
void TE_View::up()
{
backward_line(1);
}
