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treemap: rm a bit of redundant code

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This commit is contained in:
Daniel Micay 2013-01-29 15:48:18 -05:00
parent 3c02e2b61e
commit a388e2c1a4
1 changed files with 2 additions and 4 deletions
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6
src/libstd/treemap.rs
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@ -652,14 +652,12 @@ fn remove<K: Ord, V>(node: &mut Option<~TreeNode<K, V>>, key: &K) -> bool {
let mut left = save.left.swap_unwrap();
if left.right.is_some() {
heir_swap(save, &mut left.right);
save.left = Some(left);
remove(&mut save.left, key);
} else {
save.key <-> left.key;
save.value <-> left.value;
save.left = Some(left);
remove(&mut save.left, key);
}
save.left = Some(left);
remove(&mut save.left, key);
} else {
save = save.left.swap_unwrap();
}