1  // Copyright (C) 2019-2025 ADnet Contributors
 2  // This file is part of the ADL library.
 3  
 4  // The ADL library is free software: you can redistribute it and/or modify
 5  // it under the terms of the GNU General Public License as published by
 6  // the Free Software Foundation, either version 3 of the License, or
 7  // (at your option) any later version.
 8  
 9  // The ADL library is distributed in the hope that it will be useful,
10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  // GNU General Public License for more details.
13  
14  // You should have received a copy of the GNU General Public License
15  // along with the ADL library. If not, see <https://www.gnu.org/licenses/>.
16  
17  use core::fmt;
18  use serde::{Deserialize, Serialize};
19  
20  /// The mode associated with a type.
21  #[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
22  pub enum Mode {
23      None,
24      Constant,
25      Private,
26      Public,
27  }
28  
29  impl fmt::Display for Mode {
30      fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
31          use Mode::*;
32  
33          match self {
34              None => write!(f, ""),
35              Constant => write!(f, "constant"),
36              Private => write!(f, "private"),
37              Public => write!(f, "public"),
38          }
39      }
40  }