pub mod attrs;
pub mod ctx;
pub mod dict;
pub mod error;
//pub mod native_fun;
//pub mod num;
pub mod str;
pub mod sym {
    pub type Sym = usize;
}
//pub mod ty;

pub mod prelude {
    pub use crate::{
        obj::{
            Attrs, Dict, DictRef, Str, StrRef, Sym, ObjCtx, Obj,
        },
        mem::{
            ptr::{ObjRef, DynRef},
            intern::Intern,
            gc::Gc,
        }
    };
}

pub use self::{
    attrs::Attrs,
    dict::{Dict, DictRef},
    ctx::ObjCtx,
    str::{Str, StrRef},
    sym::Sym,
};
use crate::mem::ptr::ObjRef;
use std::any::Any;

pub trait Obj {
    fn attrs(&self) -> ObjRef<Attrs>;

    fn is_marked(&self) -> bool;
    fn mark(&self);
    fn unmark(&self);

    fn as_any(&self) -> &dyn Any;
}