day 16 finished

src/days/day11/mod.rs

@@ -1,5 +1,5 @@
 use super::template::{DayTrait, ResultType};
-use lazy_static::lazy_static;
+use once_cell::sync::Lazy;
 use regex::Regex;
 use std::{iter::zip, num::ParseIntError};
 use thiserror::Error;
@@ -72,13 +72,14 @@ struct Monkey {
     bad_monkey: usize,
 }
 
-lazy_static! {
-    static ref MONKEY: Regex = Regex::new(r"Monkey (\d+)").unwrap();
-    static ref STARTING: Regex = Regex::new(r"Starting items: (\d+(?:, \d+)*)").unwrap();
-    static ref OP: Regex = Regex::new(r"Operation: new = old ([+*] \d+|\* old)").unwrap();
-    static ref TEST: Regex = Regex::new(r"Test: divisible by (\d+)").unwrap();
-    static ref NEXT: Regex = Regex::new(r"If (?:true|false): throw to monkey (\d+)").unwrap();
-}
+static MONKEY: Lazy<Regex> = Lazy::new(|| Regex::new(r"Monkey (\d+)").unwrap());
+static STARTING: Lazy<Regex> =
+    Lazy::new(|| Regex::new(r"Starting items: (\d+(?:, \d+)*)").unwrap());
+static OP: Lazy<Regex> =
+    Lazy::new(|| Regex::new(r"Operation: new = old ([+*] \d+|\* old)").unwrap());
+static TEST: Lazy<Regex> = Lazy::new(|| Regex::new(r"Test: divisible by (\d+)").unwrap());
+static NEXT: Lazy<Regex> =
+    Lazy::new(|| Regex::new(r"If (?:true|false): throw to monkey (\d+)").unwrap());
 
 impl Monkey {
     fn parse_line<'a>(re: &Regex, line: &'a str) -> Result<&'a str, MonkeyError> {

src/days/day15/mod.rs

@@ -1,7 +1,7 @@
 use super::template::{DayTrait, ResultType};
 use crate::common::pos::Pos;
 use itertools::Itertools;
-use lazy_static::lazy_static;
+use once_cell::sync::Lazy;
 use regex::Regex;
 use std::{collections::HashSet, num::ParseIntError};
 use thiserror::Error;
@@ -209,9 +209,8 @@ struct Sensor {
     radius: i64,
 }
 
-lazy_static! {
-    static ref SENSOR: Regex = Regex::new(r"x=(-?\d+), y=(-?\d+).*x=(-?\d+), y=(-?\d+)").unwrap();
-}
+static SENSOR: Lazy<Regex> =
+    Lazy::new(|| Regex::new(r"x=(-?\d+), y=(-?\d+).*x=(-?\d+), y=(-?\d+)").unwrap());
 
 impl Sensor {
     pub fn parse(line: &str) -> Result<(Sensor, Pos<i64>), SensorError> {