syntax_data: {"ast_node_type":"variable","tokens":[{"end":55,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:         && let assoc_item = tcx.associated_item(def_id)
context_before:     if tcx.def_kind(def_id) == DefKind::AssocFn
context_after:         && assoc_item.container == ty::AssocItemContainer::Trait