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Fix tree output

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This commit is contained in:
Florian Gilcher 2015-11-04 15:22:51 +01:00
parent 77fa8974c4
commit d083d26eaf
1 changed files with 9 additions and 1 deletions
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10
src/output/details.rs
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@ -116,6 +116,7 @@ use std::io;
use std::path::PathBuf;
use std::string::ToString;
use std::ops::Add;
use std::iter::repeat;
use colours::Colours;
use column::{Alignment, Column, Cell};
@ -683,7 +684,14 @@ 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.reserve(row.depth + 1);
// TODO: Replace this by Vec::resize() when it becomes stable (1.5.0)
let stack_len = stack.len();
if row.depth + 1 > stack_len {
stack.extend(repeat(TreePart::Edge).take(row.depth + 1 - stack_len));
} else {
stack = stack[..(row.depth + 1)].into();
}
stack[row.depth] = if row.last { TreePart::Corner } else { TreePart::Edge };
for i in 1 .. row.depth + 1 {