-made all character variables private

-moved path calculation to list level
-moved needs_path to a function

1 files changed, 1 insertions, 0 deletions

diff --git a/src/location.rs b/src/location.rs
index ca40700..a6ac623 100644
--- a/src/location.rs
+++ b/src/location.rs
@@ -5,6 +5,7 @@ impl Location {
     pub fn distance(&self, other: &Location) -> usize {
         (((self.0 - other.0).pow(2) + (self.1 - other.1).pow(2)) as f64).sqrt() as usize
     }
+
     pub fn neighbours(self, impassable : Vec<(Location, usize)>) -> Vec<(Location, usize)> {
         let mut nearby = vec![Location(self.0 + 1, self.1), Location(self.0 - 1, self.1),
                               Location(self.0, self.1 + 1), Location(self.0, self.1 - 1),