{"ast_node_type":"variable","tokens":[{"end":57,"kind":"keyword","start":0,"text":"if"}]}
        if let Some(expr) = self.find_expr(borrow_span) {
        let typeck_results = self.infcx.tcx.typeck(self.mir_def_id());
            // This is a borrow span, so we want to suggest cloning the referent.