/// <summary>
/// Asynchronously writes a JSON property name which represents a property annotation.
/// </summary>
/// <param name="propertyName">The name of the property to annotate.</param>
/// <param name="annotationName">The name of the annotation to write.</param>
/// <returns>A task that represents the asynchronous write operation.</returns>
public Task WritePropertyAnnotationNameAsync(string propertyName, string annotationName)
{
this.AssertAsynchronous();
Debug.Assert(!string.IsNullOrEmpty(propertyName), "!string.IsNullOrEmpty(propertyName)");
Debug.Assert(!string.IsNullOrEmpty(annotationName), "!string.IsNullOrEmpty(annotationName)");
Debug.Assert(annotationName.StartsWith(JsonLightConstants.ODataAnnotationNamespacePrefix,
StringComparison.Ordinal), "annotationName.StartsWith(\"odata.\")");
return(asyncJsonWriter.WritePropertyAnnotationNameAsync(propertyName, SimplifyODataAnnotationName(annotationName)));
}