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ValidateSymbolResult<T> Delegate

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Definition

Namespace:
System.CommandLine.Parsing
Assembly:
System.CommandLine.dll

A delegate used to validate symbol results during parsing.

generic <typename T>
 where T : SymbolResultpublic delegate void ValidateSymbolResult(T symbolResult);
public delegate void ValidateSymbolResult<in T>(T symbolResult) where T : SymbolResult;
type ValidateSymbolResult<'T (requires 'T :> SymbolResult)> = delegate of 'T -> unit
Public Delegate Sub ValidateSymbolResult(Of In T)(symbolResult As T)

Type Parameters

T

The type of the SymbolResult.

This type parameter is contravariant. That is, you can use either the type you specified or any type that is less derived. For more information about covariance and contravariance, see Covariance and Contravariance in Generics.

Parameters

symbolResult
T

The symbol result

Remarks

To display an error, set ErrorMessage.

Applies to