Miscellaneous little optimisations

- Prefer iter over into_iter where appropriate
- Cut down on cloning

1 files changed, 2 insertions, 2 deletions

diff --git a/src/column.rs b/src/column.rs
index f583eeb..ec19bb1 100644
--- a/src/column.rs
+++ b/src/column.rs
@@ -49,8 +49,8 @@ impl Column {
 impl Alignment {
     pub fn pad_string(&self, string: &String, padding: uint) -> String {
         match *self {
-            Alignment::Left  => string.clone() + " ".repeat(padding).as_slice(),
-            Alignment::Right => " ".repeat(padding) + string.as_slice(),
+            Alignment::Left  => format!("{}{}", string, " ".repeat(padding).as_slice()),
+            Alignment::Right => format!("{}{}", " ".repeat(padding), string.as_slice()),
         }
     }
 }