code: func (in *EnvVarSource) DeepCopyInto(out *EnvVarSource) {
  	*out = *in
  	if in.FieldRef != nil {
  		in, out := &in.FieldRef, &out.FieldRef
  		*out = new(ObjectFieldSelector)
  		**out = **in
  	}
  	if in.ResourceFieldRef != nil {
  		in, out := &in.ResourceFieldRef, &out.ResourceFieldRef
  		*out = new(ResourceFieldSelector)
  		(*in).DeepCopyInto(*out)
  	}
  	if in.ConfigMapKeyRef != nil {
  		in, out := &in.ConfigMapKeyRef, &out.ConfigMapKeyRef
  		*out = new(ConfigMapKeySelector)
  		(*in).DeepCopyInto(*out)
  	}
  	if in.SecretKeyRef != nil {
  		in, out := &in.SecretKeyRef, &out.SecretKeyRef
  		*out = new(SecretKeySelector)
  		(*in).DeepCopyInto(*out)
  	}
  	return
  }
docs: // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.