Reformatted

src/tasks/day01.rs

@@ -1,5 +1,5 @@
-use std::collections::HashSet;
 use crate::utils;
+use std::collections::HashSet;
 
 pub fn task1() {
     let frequency: i32 = utils::read_file("input/day01.txt")
@@ -23,7 +23,8 @@ pub fn task2() {
             } else {
                 Some((*current, true))
             }
-        }).find(|state| state.1);
+        })
+        .find(|state| state.1);
 
     println!("Part 2: {} was there already!", final_state.unwrap().0);
 }

src/tasks/day03.rs

@@ -1,6 +1,6 @@
+use crate::utils;
 use regex::Regex;
 use std::collections::HashMap;
-use crate::utils;
 
 #[derive(PartialEq)]
 enum Use {
@@ -23,7 +23,8 @@ pub fn task1() {
             let width: u32 = m.get(4).unwrap().as_str().parse().unwrap();
             let height: u32 = m.get(5).unwrap().as_str().parse().unwrap();
             (id, left, top, width, height)
-        }).fold(
+        })
+        .fold(
             HashMap::<(u32, u32), Use>::new(),
             |mut map, (id, left, top, width, height)| {
                 for x in left..left + width {
@@ -38,7 +39,8 @@ pub fn task1() {
 
                 map
             },
-        ).iter()
+        )
+        .iter()
         .filter(|it| *it.1 == Use::Multi)
         .count();
 
@@ -60,7 +62,8 @@ pub fn task2() {
             let width: u32 = m.get(4).unwrap().as_str().parse().unwrap();
             let height: u32 = m.get(5).unwrap().as_str().parse().unwrap();
             (id, left, top, width, height)
-        }).collect();
+        })
+        .collect();
 
     let distribution: HashMap<(u32, u32), Use> = claims.iter().fold(
         HashMap::<(u32, u32), Use>::new(),
@@ -90,7 +93,8 @@ pub fn task2() {
                 }
             }
             true
-        }).unwrap();
+        })
+        .unwrap();
 
     println!("Part 2: {}", winner_id);
 }

src/tasks/day04.rs

@@ -1,8 +1,8 @@
+use crate::utils;
 use chrono::prelude::*;
 use chrono::Duration;
 use chrono::NaiveDateTime;
 use std::collections::HashMap;
-use crate::utils;
 
 enum Activity {
     Starts(u32),
@@ -35,7 +35,8 @@ pub fn task1() {
                 Activity::Starts(number)
             };
             (time, activity)
-        }).collect();
+        })
+        .collect();
     input.sort_by_key(|it| it.0);
 
     let mut current_id: u32 = 0;
@@ -104,7 +105,8 @@ pub fn task2() {
                 Activity::Starts(number)
             };
             (time, activity)
-        }).collect();
+        })
+        .collect();
     input.sort_by_key(|it| it.0);
 
     let mut current_id: u32 = 0;

src/tasks/day05.rs

@@ -1,5 +1,5 @@
-use std::time::Instant;
 use crate::utils;
+use std::time::Instant;
 
 pub fn task1() {
     let mut input = utils::read_file("input/day05.txt");
@@ -24,9 +24,11 @@ pub fn task2() {
                         .chars()
                         .filter(|ch| ch.eq_ignore_ascii_case(&c))
                         .collect::<String>(),
-                ).len(),
                 )
-        }).min_by_key(|it| it.1)
+                .len(),
+            )
+        })
+        .min_by_key(|it| it.1)
         .unwrap();
 
     println!("Duration: {:?}", Instant::now() - start);
@@ -56,6 +58,7 @@ fn reduce(input: &str) -> String {
                 stack.push(c);
             }
             stack
-        }).iter()
+        })
+        .iter()
         .collect()
 }

src/tasks/day07.rs

@@ -18,7 +18,8 @@ pub fn task1() {
 
     let mut open: HashSet<char> = tasks
         .iter()
-        .filter(|task| !depends_on.contains_key(task)).copied()
+        .filter(|task| !depends_on.contains_key(task))
+        .copied()
         .collect();
 
     let mut result = String::new();

src/tasks/day15.rs

@@ -200,7 +200,8 @@ impl Game {
         //     None
         // }
         let map = Map::from_game(self, from);
-        map.shortest_path(from, to).map(|path| *path.get(1).unwrap_or(&from))
+        map.shortest_path(from, to)
+            .map(|path| *path.get(1).unwrap_or(&from))
     }
 
     /// Returns true if a full round was played, false if the round aborted because all

src/tasks/day22.rs

@@ -164,10 +164,7 @@ impl Cave {
         })
         .for_each(|node| {
             if self.equipment_allowed_for_region(node.0, node.1, node.2) {
-                result.push(Edge {
+                result.push(Edge { cost: 1, node })
-                    cost: 1,
-                    node,
-                })
             }
         });