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41 lines
1.1 KiB
Go
41 lines
1.1 KiB
Go
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package safetemp
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import (
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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)
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// Dir creates a new temporary directory that isn't yet created. This
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// can be used with calls that expect a non-existent directory.
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//
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// The directory is created as a child of a temporary directory created
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// within the directory dir starting with prefix. The temporary directory
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// returned is always named "temp". The parent directory has the specified
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// prefix.
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//
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// The returned io.Closer should be used to clean up the returned directory.
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// This will properly remove the returned directory and any other temporary
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// files created.
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//
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// If an error is returned, the Closer does not need to be called (and will
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// be nil).
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func Dir(dir, prefix string) (string, io.Closer, error) {
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// Create the temporary directory
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td, err := ioutil.TempDir(dir, prefix)
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if err != nil {
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return "", nil, err
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}
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return filepath.Join(td, "temp"), pathCloser(td), nil
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}
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// pathCloser implements io.Closer to remove the given path on Close.
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type pathCloser string
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// Close deletes this path.
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func (p pathCloser) Close() error {
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return os.RemoveAll(string(p))
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}
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