{"ast_node_type":"other","tokens":[{"end":47,"kind":"keyword","start":0,"text":"if"}]}
        if ec.store.bindings[id].mode != mode {
            .or_insert_with_key(|(name, hygiene)| ec.alloc_binding(name.clone(), mode, *hygiene));
            ec.store.bindings[id].problems = Some(BindingProblems::BoundInconsistently);