Reserve Vector elements instead of resizing

This commit is contained in:
Florian Gilcher 2015-11-04 11:07:31 +01:00
parent 7f53da73b7
commit 7a97b7d40c

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@ -683,7 +683,7 @@ impl<U> Table<U> where U: Users {
// necessary to maintain information about the previously-printed
// lines, as the output will change based on whether the
// *previous* entry was the last in its directory.
stack.resize(row.depth + 1, TreePart::Edge);
stack.reserve(row.depth + 1);
stack[row.depth] = if row.last { TreePart::Corner } else { TreePart::Edge };
for i in 1 .. row.depth + 1 {