{"ast_node_type":"variable","tokens":[{"end":97,"kind":"keyword","start":0,"text":"let"}]}
                let container = it.as_assoc_item(db).and_then(|assoc| match assoc.container(db) {
            hir::GenericDef::Function(it) => {
                    hir::AssocItemContainer::Trait(t) => Some(t.name(db)),