From 737730d54aafb832e919ffd05bd82ef35c41bbd3 Mon Sep 17 00:00:00 2001
From: Lars Martens <lars@martens.red>
Date: Wed, 6 Dec 2023 14:08:10 +0100
Subject: [PATCH] Extract common function

---
 src/bin/04.rs | 11 +++--------
 src/bin/05.rs | 12 ++++--------
 2 files changed, 7 insertions(+), 16 deletions(-)

diff --git a/src/bin/04.rs b/src/bin/04.rs
index d65ffcb..558ecbb 100644
--- a/src/bin/04.rs
+++ b/src/bin/04.rs
@@ -1,3 +1,4 @@
+use aoc2023::parse_ws_separated;
 use std::collections::HashSet;
 
 const INPUT: &str = include_str!("../../input/04");
@@ -56,8 +57,8 @@ impl Card {
 
         Self {
             copies: 1,
-            winning: parse_numbers(winning),
-            owned: parse_numbers(owned),
+            winning: parse_ws_separated(winning).collect(),
+            owned: parse_ws_separated(owned).collect(),
         }
     }
 }
@@ -65,9 +66,3 @@ impl Card {
 fn parse_cards(input: &str) -> impl Iterator<Item = Card> + '_ {
     input.lines().map(Card::parse)
 }
-
-fn parse_numbers(line: &str) -> HashSet<u64> {
-    line.split_ascii_whitespace()
-        .map(|n| n.parse().unwrap())
-        .collect()
-}
diff --git a/src/bin/05.rs b/src/bin/05.rs
index b463bb9..c711644 100644
--- a/src/bin/05.rs
+++ b/src/bin/05.rs
@@ -1,3 +1,4 @@
+use aoc2023::parse_ws_separated;
 use itertools::Itertools;
 use rayon::iter::{IntoParallelIterator, IntoParallelRefIterator, ParallelIterator};
 
@@ -46,7 +47,7 @@ impl Garden {
         let seeds = blocks.next().unwrap().strip_prefix("seeds: ").unwrap();
         let maps = blocks.map(Map::parse).collect();
 
-        let simple_seeds = parse_ws_numbers(seeds);
+        let simple_seeds = parse_ws_separated(seeds).collect_vec();
         let seed_ranges = simple_seeds
             .iter()
             .copied()
@@ -125,7 +126,8 @@ impl MappedRange {
     }
 
     fn parse(line: &str) -> Self {
-        let [destination, source, length] = parse_ws_numbers(line).try_into().unwrap();
+        let [destination, source, length] =
+            parse_ws_separated(line).collect_vec().try_into().unwrap();
         Self {
             destination,
             source,
@@ -133,9 +135,3 @@ impl MappedRange {
         }
     }
 }
-
-fn parse_ws_numbers(s: &str) -> Vec<u64> {
-    s.split_ascii_whitespace()
-        .map(|s| s.parse().unwrap())
-        .collect()
-}