{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"traits::ObligationCauseCode::WhereClauseInExpr(_,"}]}
            traits::ObligationCauseCode::WhereClauseInExpr(_, _, _, _)
        match obligation_cause_code {
            | ObligationCauseCode::HostEffectInExpr(..) => {