syntax_data: {"ast_node_type":"other","tokens":[{"end":30,"kind":"keyword","start":0,"text":"_"}]}
source_snippet:                         _ => {
context_before:                         ty::Ref(_, deref_ty, _) if deref_ty == self.tcx.types.str_ => {}
context_after:                             span_bug!(source_info.span, "invalid type for non-scalar compare: {ty}")