syntax_data: {"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:             && let Some(impl_def_id) = assoc_item.item.container_id(tcx).as_local()
context_before:         if assoc_item.item.container == ty::AssocItemContainer::Impl
context_after:         {