tidy up

src/day_2.rs

@@ -107,11 +107,12 @@ pub fn part_2(input: &str) -> u64 {
 
     for throw in throws {
         let mut throw: Vec<&str> = throw.split_whitespace().take(2).collect();
-        let player   = throw.pop().unwrap();
+
+        let outcome= Outcome::from_str(throw.pop().unwrap()).unwrap();
         let opponent = Move::from_str(throw.pop().unwrap()).unwrap();
 
-        let player = match Outcome::from_str(player).unwrap() {
-            Outcome::Win => opponent.is_beaten_by(),
+        let player = match outcome {
+            Outcome::Win  => opponent.is_beaten_by(),
             Outcome::Draw => opponent.clone(),
             Outcome::Lose => opponent.beats(),
         };