Fix cuOpt wrapper to handle "nothing" (#25) #41

	# SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
	# SPDX-License-Identifier: Apache-2.0
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.

	name: format-check
	on:
	push:
	branches:
	- main
	pull_request:
	types: [opened, synchronize, reopened]
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: julia-actions/setup-julia@latest
	with:
	version: '1'
	- uses: actions/checkout@v4
	- name: Format check
	shell: julia --color=yes {0}
	run: \|
	using Pkg
	Pkg.add(PackageSpec(name="JuliaFormatter", version="2"))
	using JuliaFormatter
	format(".", verbose=true)
	out = String(read(Cmd(`git diff`)))
	if isempty(out)
	exit(0)
	end
	@error "Some files have not been formatted !!!"
	write(stdout, out)
	exit(1)

Provide feedback