{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"if"}]}
            if alias_ty.trait_ref(tcx) == item_trait_ref
        if let ty::Alias(ty::Projection, alias_ty) = *clause_ty.kind() {
                && alias_ty.def_id == assoc_item_def_id.to_def_id()