{"ast_node_type":"other","tokens":[{"end":31,"kind":"keyword","start":0,"text":"self.word(op.as_str());"}]}
        self.word(op.as_str());
    fn print_expr_unary(&mut self, op: hir::UnOp, expr: &hir::Expr<'_>) {
        self.print_expr_cond_paren(expr, self.precedence(expr) < ExprPrecedence::Prefix);