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use crate::{
ast::Rule,
common::{Identifier, Mutable},
SpanDef,
};
use pest::Span;
use pest_ast::FromPest;
use serde::Serialize;
use std::fmt;
#[derive(Clone, Debug, FromPest, PartialEq, Serialize)]
#[pest_ast(rule(Rule::variable_name))]
pub struct VariableName<'ast> {
pub mutable: Option<Mutable>,
pub identifier: Identifier<'ast>,
#[pest_ast(outer())]
#[serde(with = "SpanDef")]
pub span: Span<'ast>,
}
impl<'ast> fmt::Display for VariableName<'ast> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
if let Some(ref _mutable) = self.mutable {
write!(f, "mut ")?;
}
write!(f, "{}", self.identifier)
}
}