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refactor: eliminate indexing in compute_mailinglist_name

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link2xt
2024-11-18 13:20:01 +00:00
committed by l
parent 41478e1e48
commit 2315be2c90
1 changed files with 10 additions and 5 deletions
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15
src/receive_imf.rs
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@@ -2465,14 +2465,16 @@ async fn create_or_lookup_mailinglist(
}
}
#[allow(clippy::indexing_slicing)]
fn compute_mailinglist_name(
list_id_header: &str,
listid: &str,
mime_parser: &MimeMessage,
) -> String {
let mut name = match LIST_ID_REGEX.captures(list_id_header) {
Some(cap) => cap[1].trim().to_string(),
let mut name = match LIST_ID_REGEX
.captures(list_id_header)
.and_then(|caps| caps.get(1))
{
Some(cap) => cap.as_str().trim().to_string(),
None => "".to_string(),
};
@@ -2519,8 +2521,11 @@ fn compute_mailinglist_name(
// 51231231231231231231231232869f58.xing.com -> xing.com
static PREFIX_32_CHARS_HEX: Lazy<Regex> =
Lazy::new(|| Regex::new(r"([0-9a-fA-F]{32})\.(.{6,})").unwrap());
if let Some(cap) = PREFIX_32_CHARS_HEX.captures(listid) {
name = cap[2].to_string();
if let Some(cap) = PREFIX_32_CHARS_HEX
.captures(listid)
.and_then(|caps| caps.get(2))
{
name = cap.as_str().to_string();
} else {
name = listid.to_string();
}