1 files changed, 26 insertions, 0 deletions
diff --git a/src/output/tree.rs b/src/output/tree.rs
new file mode 100644
index 0000000..be3f550
--- /dev/null
+++ b/src/output/tree.rs
@@ -0,0 +1,26 @@
+#[derive(PartialEq, Debug, Clone)]
+pub enum TreePart {
+
+    /// Rightmost column, *not* the last in the directory.
+    Edge,
+
+    /// Not the rightmost column, and the directory has not finished yet.
+    Line,
+
+    /// Rightmost column, and the last in the directory.
+    Corner,
+
+    /// Not the rightmost column, and the directory *has* finished.
+    Blank,
+}
+
+impl TreePart {
+    pub fn ascii_art(&self) -> &'static str {
+        match *self {
+            TreePart::Edge    => "├──",
+            TreePart::Line    => "│  ",
+            TreePart::Corner  => "└──",
+            TreePart::Blank   => "   ",
+        }
+    }
+}