{"ast_node_type":"other","tokens":[{"end":121,"kind":"keyword","start":0,"text":"//"}]}
            // https://github.com/rust-lang/rfcs/blob/master/text/0803-type-ascription.md#type-ascription-and-temporaries
            // operand. See:
            ExprKind::Type(ref e, _) => e.is_place_expr(allow_projections_from),