nvidia-container-toolkit/pkg/nvcdi/transform/merge.go

/**
# Copyright (c) NVIDIA CORPORATION.  All rights reserved.
#
# 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.
**/

package transform

import "tags.cncf.io/container-device-interface/specs-go"

type merged []Transformer

// Merge creates a merged transofrmer from the specified transformers.
func Merge(transformers ...Transformer) Transformer {
	return merged(transformers)
}

// Transform applies all the transformers in the merged set.
func (t merged) Transform(spec *specs.Spec) error {
	for _, transformer := range t {
		if err := transformer.Transform(spec); err != nil {
			return err
		}
	}
	return nil
}