{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"Some(MaxSubstitutionLength::Hide)"}]}
                Some(MaxSubstitutionLength::Hide) => ide::SubstTyLen::Hide,
            max_subst_ty_len: match self.hover_maxSubstitutionLength() {
                Some(MaxSubstitutionLength::Limit(limit)) => ide::SubstTyLen::LimitTo(*limit),