mod error;
mod parser;

use std::rc::Rc;

use crate::span::Spanned;
pub use error::Error;
pub use parser::Parser;

#[derive(Clone, Debug)]
pub enum Atom {
    Float(f64),
    Integer(i64),
    String(Rc<str>),
    Symbol(Rc<str>),
    Bool(bool),
    Nil,
}

#[derive(Clone, Debug)]
pub enum Expr {
    Atom(Atom),
    List(Vec<Spanned<Expr>>),
}

#[derive(Clone, Debug)]
pub struct Program(pub Vec<Spanned<Expr>>);