treaty -


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use crate::{any::static_wrapper::OwnedStatic, protocol::visitor::Value};
use core::{mem::MaybeUninit, ops::ControlFlow};

use crate::{
    any_trait,
    effect::{Effect, SyncEffect, Yield},
    protocol::{
        visitor::{RequestHint, Sequence, SequenceScope, Status},
        walker::{Hint, HintMeta},
        Visitor,
    },
};

impl<'ctx> crate::Walk<'ctx> for bool {
    type Walker = Walker;
}

pub struct Walker(bool);

impl<'ctx> From<bool> for Walker {
    fn from(value: bool) -> Self {
        Self(value)
    }
}

impl<'ctx> crate::Walker<'ctx> for Walker {
    type Effect = SyncEffect;

    type Error = ();

    type Output = ();

    #[inline]
    fn walk<'a>(
        self,
        visitor: Visitor<'a, 'ctx, SyncEffect>,
    ) -> Yield<'a, 'ctx, Result<Self::Output, Self::Error>, Self::Effect>
    where
        'ctx: 'a,
    {
        {
            if let Some(object) =
                visitor.upcast_mut::<dyn Value<'_, '_, OwnedStatic<bool>, SyncEffect> + '_>()
            {
                object.visit(OwnedStatic(self.0));
            }

            Ok(())
        }
    }
}