fix/chunk: use is_empty()
@@ -243,7 +243,7 @@ impl CheckableChunk {
.take_while(move |(fragment_range, _)| fragment_range.start <= end)
.filter_map(|(fragment_range, fragment_span)| {
// could possibly happen on empty documentation lines with `///`
- if fragment_range.len() > 0 {
+ if fragment_range.is_empty() {
Some(fragment_span)
} else {
None
