syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"Rvalue::Ref(self.tcx.lifetimes.re_erased,"}]}
source_snippet:                 Rvalue::Ref(self.tcx.lifetimes.re_erased, *borrow_kind, self.parse_place(*arg)?)
context_before:             ExprKind::Borrow { borrow_kind, arg } => Ok(
context_after:             ),