InstanceGroup constructor
      
      InstanceGroup({ 
    
    
- AutoScalingPolicyDescription? autoScalingPolicy,
- String? bidPrice,
- List<Configuration> ? configurations,
- int? configurationsVersion,
- List<EbsBlockDevice> ? ebsBlockDevices,
- bool? ebsOptimized,
- String? id,
- InstanceGroupType? instanceGroupType,
- String? instanceType,
- List<Configuration> ? lastSuccessfullyAppliedConfigurations,
- int? lastSuccessfullyAppliedConfigurationsVersion,
- MarketType? market,
- String? name,
- int? requestedInstanceCount,
- int? runningInstanceCount,
- ShrinkPolicy? shrinkPolicy,
- InstanceGroupStatus? status,
Implementation
InstanceGroup({
  this.autoScalingPolicy,
  this.bidPrice,
  this.configurations,
  this.configurationsVersion,
  this.ebsBlockDevices,
  this.ebsOptimized,
  this.id,
  this.instanceGroupType,
  this.instanceType,
  this.lastSuccessfullyAppliedConfigurations,
  this.lastSuccessfullyAppliedConfigurationsVersion,
  this.market,
  this.name,
  this.requestedInstanceCount,
  this.runningInstanceCount,
  this.shrinkPolicy,
  this.status,
});