Cleanup

src/bin/p07.rs

@@ -3,7 +3,7 @@
 use std::collections::HashMap;
 use std::fs;
 use std::io::{self, BufRead, Read};
-use std::path::{PathBuf};
+use std::path::PathBuf;
 
 mod parsing {
     use nom::{
@@ -137,7 +137,7 @@ fn main() {
     part2(&lines);
 }
 
-use parsing::{line, Line, Command, Listing};
+use parsing::{line, Command, Line, Listing};
 use path_clean::clean;
 
 #[derive(Debug)]
@@ -148,7 +148,10 @@ struct State {
 
 impl State {
     fn new() -> Self {
-        State { cur_path: PathBuf::from("/"), filesystem: HashMap::new() }
+        State {
+            cur_path: PathBuf::from("/"),
+            filesystem: HashMap::new(),
+        }
     }
 
     fn process(&mut self, line: Line) {
@@ -159,9 +162,8 @@ impl State {
     }
 
     fn run(&mut self, cmd: Command) {
-        match cmd {
-            Command::Ls => {},
-            Command::Cd(p) => self.cur_path.push(p),
+        if let Command::Cd(p) = cmd {
+            self.cur_path.push(p)
         }
     }