Make many structs cloneable.

src/meta/date.rs

@@ -5,7 +5,7 @@ use std::fs::Metadata;
 use std::time::UNIX_EPOCH;
 use time::{Duration, Timespec};
 
-#[derive(Debug, PartialEq, Eq, PartialOrd, Ord)]
+#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Date(time::Tm);
 
 impl<'a> From<&'a Metadata> for Date {

src/meta/indicator.rs

@@ -3,7 +3,7 @@ use crate::flags::Flags;
 use crate::meta::FileType;
 use ansi_term::ANSIString;
 
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub struct Indicator(&'static str);
 
 impl From<FileType> for Indicator {

src/meta/mod.rs

@@ -25,7 +25,7 @@ use std::fs::read_link;
 use std::io::{Error, ErrorKind};
 use std::path::PathBuf;
 
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub struct Meta {
     pub name: Name,
     pub path: PathBuf,

src/meta/name.rs

@@ -4,7 +4,7 @@ use crate::meta::filetype::FileType;
 use std::cmp::{Ordering, PartialOrd};
 use std::path::Path;
 
-#[derive(Debug, Eq)]
+#[derive(Clone, Debug, Eq)]
 pub struct Name {
     pub name: String,
     path: String,

src/meta/owner.rs

@@ -2,7 +2,7 @@ use crate::color::{ColoredString, Colors, Elem};
 #[cfg(unix)]
 use std::fs::Metadata;
 
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub struct Owner {
     user: String,
     group: String,

src/meta/size.rs

@@ -2,7 +2,7 @@ use crate::color::{ColoredString, Colors, Elem};
 use crate::flags::{Flags, SizeFlag};
 use std::fs::Metadata;
 
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Clone, Debug, PartialEq, Eq)]
 pub enum Unit {
     None,
     Byte,
@@ -12,7 +12,7 @@ pub enum Unit {
     Tera,
 }
 
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Clone, Debug, PartialEq, Eq)]
 pub struct Size {
     value: u64,
     unit: Unit,

src/meta/symlink.rs

@@ -3,7 +3,7 @@ use ansi_term::{ANSIString, ANSIStrings};
 use std::fs::read_link;
 use std::path::Path;
 
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub struct SymLink {
     target: Option<String>,
     valid: bool,