public static Task<IEnumerable<TopicData>> IndexAsync(
	Paths paths,
	CancellationToken cancellationToken,
	IProgress<Indicator> progress = null
)

Public Shared Function IndexAsync ( 
	paths As Paths,
	cancellationToken As CancellationToken,
	Optional progress As IProgress(Of Indicator) = Nothing
) As Task(Of IEnumerable(Of TopicData))

public:
static Task<IEnumerable<TopicData^>^>^ IndexAsync(
	Paths paths, 
	CancellationToken cancellationToken, 
	IProgress<Indicator>^ progress = nullptr
)

static member IndexAsync : 
        paths : Paths * 
        cancellationToken : CancellationToken * 
        ?progress : IProgress<Indicator> 
(* Defaults:
        let _progress = defaultArg progress null
*)
-> Task<IEnumerable<TopicData>>