PlaceholderReplaceFuncAsync - делегат

public delegate Task<PlaceholderValue> PlaceholderReplaceFuncAsync(
	IPlaceholderReplacementContext context,
	IPlaceholder placeholder,
	CancellationToken cancellationToken = default
)

Public Delegate Function PlaceholderReplaceFuncAsync ( 
	context As IPlaceholderReplacementContext,
	placeholder As IPlaceholder,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of PlaceholderValue)

public delegate Task<PlaceholderValue^>^ PlaceholderReplaceFuncAsync(
	IPlaceholderReplacementContext^ context, 
	IPlaceholder^ placeholder, 
	CancellationToken cancellationToken = CancellationToken()
)

type PlaceholderReplaceFuncAsync = 
    delegate of 
        context : IPlaceholderReplacementContext * 
        placeholder : IPlaceholder * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<PlaceholderValue>