{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"self.infer_mut_expr(condition,"}]}
                self.infer_mut_expr(condition, Mutability::Not);
            &Expr::If { condition, then_branch, else_branch } => {
                self.infer_mut_expr(then_branch, Mutability::Not);