1use revision::revisioned;
2use serde::{Deserialize, Serialize};
3use std::fmt;
4
5#[derive(Clone, Debug, Eq, PartialEq, PartialOrd, Serialize, Deserialize, Hash)]
6#[revisioned(revision = 1)]
7pub enum Dir {
8 In,
9 Out,
10 Both,
11}
12
13impl Default for Dir {
14 fn default() -> Self {
15 Self::Both
16 }
17}
18
19impl fmt::Display for Dir {
20 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
21 f.write_str(match self {
22 Self::In => "<-",
23 Self::Out => "->",
24 Self::Both => "<->",
25 })
26 }
27}