syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"associated_types_for_impl_traits_in_trait_or_impl,"}]}
source_snippet:         associated_types_for_impl_traits_in_trait_or_impl,
context_before:         associated_items,
context_after:         impl_item_implementor_ids,