From aea076944d91f1d5e0b99ecc2471e6722c73b665 Mon Sep 17 00:00:00 2001
From: Thomas Heslin <13917706+tjheslin1@users.noreply.github.com>
Date: Fri, 3 Dec 2021 12:30:05 +0000
Subject: [PATCH] Implement `cargo clippy` lints

---
 2021/day3/src/diagnostics.rs | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/2021/day3/src/diagnostics.rs b/2021/day3/src/diagnostics.rs
index ffbbb98..f8db0b2 100644
--- a/2021/day3/src/diagnostics.rs
+++ b/2021/day3/src/diagnostics.rs
@@ -46,7 +46,7 @@ fn find_by_bit_criteria(readings: &[&str], most_common: bool, on_match: char) ->
         if acc.len() > 1 {
             acc.iter()
                 .filter(|line| line.chars().nth(index).unwrap() == bit_to_match)
-                .map(|x| *x)
+                .copied()
                 .collect::<Vec<&str>>()
         } else {
             acc
@@ -82,12 +82,10 @@ fn find_common_bit(most_common: bool, column: &str, on_match: char) -> char {
         } else {
             '1'
         }
+    } else if most_common {
+        '1'
     } else {
-        if most_common {
-            '1'
-        } else {
-            '0'
-        }
+        '0'
     }
 }