{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"ast::ExprKind::Field(_,"}]}
            ast::ExprKind::Field(_, name) => !name.is_numeric(),
            // But not for an unnamed field: `self.0()`
            _ => func_fixup.precedence(func) < ExprPrecedence::Unambiguous,