{"ast_node_type":"variable","tokens":[{"end":85,"kind":"keyword","start":0,"text":"let"}]}
                let right = self.read_immediate(&self.eval_operand(right, layout)?)?;
                let layout = util::binop_right_homogeneous(bin_op).then_some(left.layout);
                let result = self.binary_op(bin_op, &left, &right)?;