{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"db.variances_of(adt_id.into()).as_deref().unwrap_or_default().iter().map(|v|"}]}
        db.variances_of(adt_id.into()).as_deref().unwrap_or_default().iter().map(|v| match v {
        Interner,
            crate::variance::Variance::Covariant => chalk_ir::Variance::Covariant,