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// Copyright (C) 2019-2021 Aleo Systems Inc. // This file is part of the Leo library. // The Leo library is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // The Leo library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License // along with the Leo library. If not, see <https://www.gnu.org/licenses/>. use crate::{Identifier, Node, Span}; use serde::{Deserialize, Serialize}; use std::fmt; /// The `self` keyword can view circuit values inside of a circuit function. /// Circuit values cannot be modified. To modify values use the `mut self` [MutSelfKeyword]. #[derive(Clone, Serialize, Deserialize, Debug, PartialEq, Eq)] #[serde(transparent)] pub struct ConstSelfKeyword { pub identifier: Identifier, } impl fmt::Display for ConstSelfKeyword { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "const self") } } impl Node for ConstSelfKeyword { fn span(&self) -> &Span { &self.identifier.span } fn set_span(&mut self, span: Span) { self.identifier.span = span; } }