Snapshot WaitForSnapshotState(
	string snapshotId,
	SnapshotState expectedState,
	SnapshotState[] errorStates,
	int refreshCount = 60,
	Nullable<TimeSpan> refreshDelay = null,
	string region = null,
	CloudIdentity identity = null
)

Function WaitForSnapshotState ( 
	snapshotId As String,
	expectedState As SnapshotState,
	errorStates As SnapshotState(),
	Optional refreshCount As Integer = 60,
	Optional refreshDelay As Nullable(Of TimeSpan) = Nothing,
	Optional region As String = Nothing,
	Optional identity As CloudIdentity = Nothing
) As Snapshot

Snapshot^ WaitForSnapshotState(
	String^ snapshotId, 
	SnapshotState^ expectedState, 
	array<SnapshotState^>^ errorStates, 
	int refreshCount = 60, 
	Nullable<TimeSpan> refreshDelay = nullptr, 
	String^ region = nullptr, 
	CloudIdentity^ identity = nullptr
)

abstract WaitForSnapshotState : 
        snapshotId : string * 
        expectedState : SnapshotState * 
        errorStates : SnapshotState[] * 
        ?refreshCount : int * 
        ?refreshDelay : Nullable<TimeSpan> * 
        ?region : string * 
        ?identity : CloudIdentity 
(* Defaults:
        let _refreshCount = defaultArg refreshCount 60
        let _refreshDelay = defaultArg refreshDelay null
        let _region = defaultArg region null
        let _identity = defaultArg identity null
*)
-> Snapshot