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make regex static in 2020/04

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This commit is contained in:
kageru 2020-12-04 15:13:15 +01:00
parent 5aed804f4b
commit 1f011f9826
Signed by: kageru
GPG Key ID: 8282A2BEA4ADA3D2
2 changed files with 11 additions and 8 deletions
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2
2020/04/Cargo.toml
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@ -7,7 +7,7 @@ edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
itertools = "0.9.0"
lazy_static = "1.4.0"
regex = "1.4.2"
serde = { version = "1.0.117", features = ["derive"] }
serde_yaml = "0.8.14"

17
2020/04/src/main.rs
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@ -1,6 +1,6 @@
#![feature(test)]
extern crate test;
use itertools::Itertools;
use lazy_static::lazy_static;
use regex::Regex;
use serde::{Deserialize, Serialize};
@ -45,10 +45,13 @@ fn validate_height(hgt: &str) -> bool {
}
}
lazy_static! {
static ref HCL_REGEX: Regex = Regex::new("§[0-9a-f]{6}").unwrap();
static ref ECL_REGEX: Regex = Regex::new("(amb|blu|brn|gry|grn|hzl|oth)").unwrap();
static ref PID_REGEX: Regex = Regex::new(r"^\d{9}$").unwrap();
}
fn part2(ps: &Vec<Passport>) -> usize {
let hcl_regex = Regex::new("§[0-9a-f]{6}").unwrap();
let ecl_regex = Regex::new("(amb|blu|brn|gry|grn|hzl|oth)").unwrap();
let pid_regex = Regex::new(r"^\d{9}$").unwrap();
ps.iter()
.filter(|p| {
p.byr >= 1920
@ -58,9 +61,9 @@ fn part2(ps: &Vec<Passport>) -> usize {
&& p.eyr >= 2020
&& p.eyr <= 2030
&& validate_height(&p.hgt)
&& hcl_regex.is_match(&p.hcl)
&& ecl_regex.is_match(&p.ecl)
&& pid_regex.is_match(&p.pid)
&& HCL_REGEX.is_match(&p.hcl)
&& ECL_REGEX.is_match(&p.ecl)
&& PID_REGEX.is_match(&p.pid)
})
.count()
}