pkill: beautify code

src/uu/pkill/src/pkill.rs

@@ -7,10 +7,10 @@
 use clap::{arg, crate_version, Arg, ArgAction, ArgGroup, ArgMatches, Command};
 use nix::sys::signal::{self, Signal};
 use nix::unistd::Pid;
-use uu_pgrep::process::{walk_process, ProcessInformation, Teletype};
 use regex::Regex;
 use std::io::Error;
 use std::{collections::HashSet, sync::OnceLock};
+use uu_pgrep::process::{walk_process, ProcessInformation, Teletype};
 use uucore::display::Quotable;
 use uucore::error::FromIo;
 use uucore::show;
@@ -107,7 +107,8 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
         let mut pids = collect_matched_pids(&settings);
         if matches.get_flag("require-handler") {
             pids.retain(|pid| {
-                let mask = u32::from_str_radix(pid.clone().status().get("SigCgt").unwrap(), 16).unwrap();
+                let mask =
+                    u32::from_str_radix(pid.clone().status().get("SigCgt").unwrap(), 16).unwrap();
                 mask & (1 << sig_num) != 0
             });
         }

tests/by-util/test_pkill.rs

@@ -47,4 +47,4 @@ fn test_invalid_arg() {
 #[test]
 fn test_help() {
     new_ucmd!().arg("--help").succeeds();
-}
+}

tests/tests.rs

@@ -55,4 +55,4 @@ mod test_snice;
 
 #[cfg(feature = "pkill")]
 #[path = "by-util/test_pkill.rs"]
-mod test_pkill;
+mod test_pkill;