.

wcfs/internal/xbtree/blib/rangeset.go

@@ -109,13 +109,25 @@ func (A *RangedKeySet) DifferenceInplace(B *RangedKeySet) {
 }
 
 
-// Clone
+// Clone returns copy of the set.
+func (orig *RangedKeySet) Clone() *RangedKeySet {
+	return &RangedKeySet{orig.m.Clone()}
+}
 
-// Empty
+// Empty returns whether the set is empty.
+func (S *RangedKeySet) Empty() bool {
+	return S.m.Empty()
+}
 
-// Equal
+// Equal returns whether A == B.
+func (A *RangedKeySet) Equal(B *RangedKeySet) bool {
+	return A.m.Equal(B.m)
+}
 
-// Clear
+// Clear removes all elements from the set.
+func (S *RangedKeySet) Clear() {
+	S.m.Clear()
+}
 
 // AllRanges