code: func expandClusterFailoverHostAdmissionControlPolicy(
  	d *schema.ResourceData,
  	version viapi.VSphereVersion,
  ) *types.ClusterFailoverHostAdmissionControlPolicy {
  	obj := &types.ClusterFailoverHostAdmissionControlPolicy{
  		FailoverHosts: structure.SliceInterfacesToManagedObjectReferences(
  			d.Get("ha_admission_control_failover_host_system_ids").(*schema.Set).List(),
  			"HostSystem",
  		),
  	}
  
  	if version.Newer(viapi.VSphereVersion{Product: version.Product, Major: 6, Minor: 5}) {
  		obj.FailoverLevel = int32(d.Get("ha_admission_control_host_failure_tolerance").(int))
  	}
  
  	return obj
  }
docs: // expandClusterFailoverHostAdmissionControlPolicy reads certain ResourceData
  // keys and returns a ClusterFailoverHostAdmissionControlPolicy.