syntax_data: {"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"assumed_wf_types.extend(itertools::zip_eq("}]}
source_snippet:             assumed_wf_types.extend(itertools::zip_eq(
context_before:                 tcx.assumed_wf_types(tcx.local_parent(def_id)).into();
context_after:                 liberated_sig.inputs_and_output,