/// <summary>
/// Get the <see cref="IEdmEntityTypeReference"/> of the item type of the <paramref name="typeReference"/>.
/// </summary>
/// <param name="typeReference">The collection type to get the item type for.</param>
/// <returns>The item type of the <paramref name="typeReference"/>.</returns>
internal static IEdmTypeReference GetCollectionItemType(this IEdmTypeReference typeReference)
{
DebugUtils.CheckNoExternalCallers();
IEdmCollectionTypeReference collectionType = typeReference.AsCollectionOrNull();
return collectionType == null ? null : collectionType.ElementType();
}
internal static IEdmTypeReference GetCollectionItemType(this IEdmTypeReference typeReference)
{
IEdmCollectionTypeReference type = typeReference.AsCollectionOrNull();
if (type != null)
{
return type.ElementType();
}
return null;
}
