rust/src/libcollections
bors e752aa8b57 Auto merge of #33947 - xosmig:btree_split_off, r=gereeter
Implement split_off for BTreeMap and BTreeSet (RFC 509)

Fixes #19986 and refactors common with append methods.
It splits the tree with O(log n) operations and then calculates sizes by traversing the lower one.

CC @gereeter
2016-06-01 21:48:32 -07:00
..
2016-04-05 14:11:08 +02:00
2016-03-12 12:31:13 -08:00
2016-02-25 22:08:23 -05:00
2016-02-27 02:01:41 -05:00