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Fixes documentation of dynamic topics #6664

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Nov 3, 2023
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Fixes documentation of dynamic topics #6664

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5 changes: 4 additions & 1 deletion website/src/docs/hotchocolate/v13/defining-a-schema/subscriptions.md
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Original file line number Diff line number Diff line change
Expand Up @@ -322,7 +322,10 @@ We can even use the `Topic` attribute on dynamic arguments of the subscription f
public class Subscription
{
[Subscribe]
public Book BookPublished([Topic] string author, [EventMessage] Book book)
// The topic argument must be in the format "{argument}"
// Using string interpolation and nameof is a good way to reference the argument name properly
[Topic($"{{{nameof(author)}}}")]
public Book BookPublished(string author, [EventMessage] Book book)
=> book;
}

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