{"ast_node_type":"variable","tokens":[{"end":80,"kind":"keyword","start":0,"text":"if"}]}
        if let RangeEnd::Included(syn @ RangeSyntax::DotDotDot) = &mut re.node {
        let end = self.parse_pat_range_end()?;
            *syn = RangeSyntax::DotDotEq;