leo/ast/src/statements/block.rs
2022-01-21 12:29:59 -08:00

52 lines
1.5 KiB
Rust

// Copyright (C) 2019-2022 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::{Node, Statement};
use leo_span::Span;
use serde::{Deserialize, Serialize};
use std::fmt;
#[derive(Clone, PartialEq, Eq, Serialize, Deserialize, Debug)]
pub struct Block {
pub statements: Vec<Statement>,
pub span: Span,
}
impl fmt::Display for Block {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
writeln!(f, "{{")?;
if self.statements.is_empty() {
writeln!(f, "\t")?;
} else {
self.statements
.iter()
.try_for_each(|statement| writeln!(f, "\t{}", statement))?;
}
write!(f, "}}")
}
}
impl Node for Block {
fn span(&self) -> &Span {
&self.span
}
fn set_span(&mut self, span: Span) {
self.span = span;
}
}