{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"Some(MaxSubstitutionLength::Limit(limit))"}]}
                Some(MaxSubstitutionLength::Limit(limit)) => ide::SubstTyLen::LimitTo(*limit),
                Some(MaxSubstitutionLength::Hide) => ide::SubstTyLen::Hide,
                None => ide::SubstTyLen::Unlimited,