Wasnt working with the original input file. Crashed with the new line.

day01/src/lib.rs

@@ -20,7 +20,9 @@ struct Position {
 
 pub fn parse_input(input: &str) -> Vec<Move> {
     input
-        .split(", ")
+        .lines()
+        .map(|line| {
+            line.split(", ")
                 .map(|item| {
                     let num = item[1..].parse::<u16>().unwrap();
                     match &item[0..1] {
@@ -29,6 +31,9 @@ pub fn parse_input(input: &str) -> Vec<Move> {
                         _ => panic!("invalid"),
                     }
                 })
+                .collect::<Vec<Move>>()
+        })
+        .flatten()
         .collect()
 }