def METHOD_NAME(name: Optional[pulumi.Input[str]] = None,
                                      premier_add_on_name: Optional[pulumi.Input[str]] = None,
                                      resource_group_name: Optional[pulumi.Input[str]] = None,
                                      opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[GetWebAppPremierAddOnResult]:
    """
    Gets a named add-on of an app.
    :param str name: Name of the app.
    :param str premier_add_on_name: Add-on name.
    :param str resource_group_name: Name of the resource group to which the resource belongs.
    """
    ...