syntax_data: {"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"tcx.dcx().emit_fatal(UnexpectedFnPtrAssociatedItem"}]}
source_snippet:                     tcx.dcx().emit_fatal(UnexpectedFnPtrAssociatedItem {
context_before:                 } else {
context_after:                         span: tcx.def_span(trait_item_id),