{"ast_node_type":"function","tokens":[{"end":56,"kind":"keyword","start":0,"text":"fn"}]}
    fn print_expr_as_cond(&mut self, expr: &ast::Expr) {
    /// `if cond { ... }`.
        self.print_expr_cond_paren(expr, Self::cond_needs_par(expr), FixupContext::new_cond())