refactor: use the new regex! macro

It was introduced in regex crate 1.13.0

deltachat-contact-tools/src/lib.rs

@@ -29,11 +29,10 @@
 
 use std::fmt;
 use std::ops::Deref;
-use std::sync::LazyLock;
 
 use anyhow::bail;
 use anyhow::Result;
-use regex::Regex;
+use regex::regex;
 
 mod vcard;
 pub use vcard::{make_vcard, parse_vcard, VcardContact};
@@ -88,9 +87,7 @@ impl rusqlite::types::ToSql for ContactAddress {
 /// - Removes special characters from the name, see [`sanitize_name()`]
 /// - Removes the name if it is equal to the address by setting it to ""
 pub fn sanitize_name_and_addr(name: &str, addr: &str) -> (String, String) {
-    static ADDR_WITH_NAME_REGEX: LazyLock<Regex> =
-        LazyLock::new(|| Regex::new("(.*)<(.*)>").unwrap());
-    let (name, addr) = if let Some(captures) = ADDR_WITH_NAME_REGEX.captures(addr.as_ref()) {
+    let (name, addr) = if let Some(captures) = regex!("(.*)<(.*)>").captures(addr.as_ref()) {
         (
             if name.is_empty() {
                 captures.get(1).map_or("", |m| m.as_str())

deltachat-contact-tools/src/vcard.rs

@@ -1,10 +1,8 @@
-use std::sync::LazyLock;
-
 use anyhow::Context as _;
 use anyhow::Result;
 use chrono::DateTime;
 use chrono::NaiveDateTime;
-use regex::Regex;
+use regex::regex;
 
 use crate::sanitize_name_and_addr;
 
@@ -210,9 +208,7 @@ pub fn parse_vcard(vcard: &str) -> Vec<VcardContact> {
     }
 
     // Remove line folding, see https://datatracker.ietf.org/doc/html/rfc6350#section-3.2
-    static NEWLINE_AND_SPACE_OR_TAB: LazyLock<Regex> =
-        LazyLock::new(|| Regex::new("\r?\n[\t ]").unwrap());
-    let unfolded_lines = NEWLINE_AND_SPACE_OR_TAB.replace_all(vcard, "");
+    let unfolded_lines = regex!("\r?\n[\t ]").replace_all(vcard, "");
 
     let mut lines = unfolded_lines.lines().peekable();
     let mut contacts = Vec::new();