{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"RangeEnd::Included(RangeSyntax::DotDotDot)"}]}
            RangeEnd::Included(RangeSyntax::DotDotDot)
        let re = if self.eat(exp!(DotDotDot)) {
        } else if self.eat(exp!(DotDotEq)) {