format

src/bin/p03.rs

@@ -1,9 +1,8 @@
 #![feature(iterator_try_collect)]
 
+use std::collections::HashSet;
 use std::fs;
 use std::io::{self, BufRead};
-use std::collections::HashSet;
-
 
 fn main() {
     let filename = "etc/p03.txt";
@@ -11,7 +10,10 @@ fn main() {
     let reader = io::BufReader::new(file);
 
     println!("PART ONE ---------------");
-    let lines: Vec<String> = reader.lines().try_collect().expect("Expected all lines to be valid");
+    let lines: Vec<String> = reader
+        .lines()
+        .try_collect()
+        .expect("Expected all lines to be valid");
     part1(&lines);
 
     println!("\n PART TWO ---------------");
@@ -34,10 +36,13 @@ fn part1(lines: &[String]) {
         let (left, right) = line.split_at(line.len() / 2);
         let left_set: HashSet<char> = left.chars().collect();
         let mut right_set = HashSet::<char>::new();
-        let outlier = right.chars().find(|c| {
-            right_set.insert(*c);
-            left_set.contains(c)
-        }).expect("Expected at least one duplicate item");
+        let outlier = right
+            .chars()
+            .find(|c| {
+                right_set.insert(*c);
+                left_set.contains(c)
+            })
+            .expect("Expected at least one duplicate item");
 
         let priority = to_priority(outlier).unwrap();
         println!("{} ({})", outlier, priority);
@@ -47,8 +52,7 @@ fn part1(lines: &[String]) {
     println!("Sum: {}", sum);
 }
 
-fn part2(_lines: &[String]) {
-}
+fn part2(_lines: &[String]) {}
 
 #[cfg(test)]
 mod tests {