in src/Microsoft.NET.Sdk.Functions.Generator/AttributeExtensions.cs [180:190]
private static void CheckIfPropertyIsSupported(string attributeName, PropertyInfo property)
{
var propertyName = property.Name;
if (attributeName == "TimerTriggerAttribute")
{
if (propertyName == "ScheduleType")
{
throw new NotImplementedException($"Property '{propertyName}' on attribute '{attributeName}' is not supported in Azure Functions.");
}
}
}