1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at https://mozilla.org/MPL/2.0/.

use std::fmt;

#[derive(Copy, Clone, Hash, Eq, PartialEq, Debug)]
pub enum EdgeKind {
    Uses,
    Owns,
}

impl EdgeKind {
    pub fn display_name(&self) -> &'static str {
        match self {
            Self::Uses => "uses",
            Self::Owns => "owns",
        }
    }
}

impl fmt::Display for EdgeKind {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        let name = match self {
            Self::Uses => "Uses",
            Self::Owns => "Owns",
        };
        write!(f, "{name}")
    }
}

#[derive(Clone, PartialEq, Eq, Hash, Debug)]
pub struct Edge {
    pub kind: EdgeKind,
}