- // Insert an extent between prev and cur, and advance prev/cur.
- fn.extents = append(fn.extents, nil)
- if cur < len(fn.extents) {
- copy(fn.extents[cur+1:], fn.extents[cur:])
+ // Insert a segment between prev and
+ // cur, and advance prev/cur.
+ fn.segments = append(fn.segments, nil)
+ if cur < len(fn.segments) {
+ copy(fn.segments[cur+1:], fn.segments[cur:])