syntax_data: {"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":".filter(|item|"}]}
source_snippet:                             .filter(|item| !item.is_impl_trait_in_trait())
context_before:                             .filter(|item| item.is_type())
context_after:                             .filter(|item| !tcx.generics_require_sized_self(item.def_id))