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c2cf27e601 ... 00ea19c59b

Author SHA1 Message Date
Stefan Schwarz
00ea19c59b day7 2020-12-13 02:16:46 +01:00
1 changed files with 4 additions and 4 deletions
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8
src/day07/main.rs
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@ -76,8 +76,8 @@ impl<'a> BagRules<'a> {
fn parse_bag_rule_line(line: &'a str) -> (Bag<'a>, Vec<Bag<'a>>) {
let mut splitted = line.splitn(2, " bags contain ");
let key = splitted.next().unwrap();
let values = splitted.next().unwrap();
let key = splitted.next().expect("invalid bag rule line: missing key");
let values = splitted.next().expect("invalid bag rule line: missing value");
if values == "no other bags." {
return (key, vec![]);
@ -85,7 +85,7 @@ impl<'a> BagRules<'a> {
let values: Vec<&str> = values
.strip_suffix(".")
.unwrap()
.expect("invalid bag rule line: not terminated with `.`")
.split(',')
.flat_map(BagRules::parse_bag_content)
.collect();
@ -99,7 +99,7 @@ impl<'a> BagRules<'a> {
let bag = bag
.strip_suffix(" bags")
.or(bag.strip_suffix(" bag"))
.unwrap();
.expect("invalid bag content: no bag(s) suffix");
let count = count.trim().parse::<usize>().unwrap();
vec![bag.trim(); count]
}