mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-22 00:08:11 +00:00
47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
/*
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# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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*/
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package lookup
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import (
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"fmt"
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"os"
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)
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// NewDirectoryLocator creates a Locator that can be used to find directories at the specified root.
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func NewDirectoryLocator(opts ...Option) Locator {
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return NewFileLocator(
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append(
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opts,
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WithFilter(assertDirectory),
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)...,
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)
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}
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// assertDirectory checks wither the specified path is a directory.
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func assertDirectory(filename string) error {
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info, err := os.Stat(filename)
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if err != nil {
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return fmt.Errorf("error getting info for %v: %v", filename, err)
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}
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if !info.IsDir() {
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return fmt.Errorf("specified path '%v' is not a directory", filename)
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}
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return nil
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}
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