Fix clippy suggestions

src/exec/mod.rs

@@ -24,7 +24,7 @@ pub use self::job::{batch, job};
 use self::token::Token;
 
 /// Execution mode of the command
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum ExecutionMode {
     /// Command is executed for each search result
     OneByOne,

src/exec/token.rs

@@ -4,7 +4,7 @@ use std::fmt::{self, Display, Formatter};
 ///
 /// Each `Token` contains either text, or a placeholder variant, which will be used to generate
 /// commands after all tokens for a given command template have been collected.
-#[derive(Clone, Debug, PartialEq)]
+#[derive(Clone, Debug, PartialEq, Eq)]
 pub enum Token {
     Placeholder,
     Basename,

src/exit_codes.rs

@@ -3,7 +3,7 @@ use std::process;
 #[cfg(unix)]
 use nix::sys::signal::{raise, signal, SigHandler, Signal};
 
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum ExitCode {
     Success,
     HasResults(bool),

src/filter/size.rs

@@ -4,7 +4,7 @@ use regex::Regex;
 static SIZE_CAPTURES: Lazy<Regex> =
     Lazy::new(|| Regex::new(r"(?i)^([+-]?)(\d+)(b|[kmgt]i?b?)$").unwrap());
 
-#[derive(Clone, Copy, Debug, PartialEq)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum SizeFilter {
     Max(u64),
     Min(u64),

src/filter/time.rs

@@ -3,7 +3,7 @@ use chrono::{offset::TimeZone, DateTime, Local, NaiveDate};
 use std::time::SystemTime;
 
 /// Filter based on time ranges.
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum TimeFilter {
     Before(SystemTime),
     After(SystemTime),