btrfsvol: use rbtree

1 files changed, 0 insertions, 23 deletions

diff --git a/pkg/rbtree/range.go b/pkg/rbtree/range.go
deleted file mode 100644
index 9f67078..0000000
--- a/pkg/rbtree/range.go
+++ /dev/null
@@ -1,23 +0,0 @@
-package rbtree
-
-import (
-	"lukeshu.com/btrfs-tools/pkg/util"
-)
-
-// SearchRange is like Search, but returns all nodes that match the
-// function; assuming that they are contiguous.
-func (t *Tree[K, V]) SearchRange(fn func(V) int) []V {
-	middle := t.Search(fn)
-	if middle == nil {
-		return nil
-	}
-	ret := []V{middle.Value}
-	for node := t.Prev(middle); node != nil && fn(node.Value) == 0; node = t.Prev(node) {
-		ret = append(ret, node.Value)
-	}
-	util.ReverseSlice(ret)
-	for node := t.Next(middle); node != nil && fn(node.Value) == 0; node = t.Next(node) {
-		ret = append(ret, node.Value)
-	}
-	return ret
-}