podman

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package semver
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// Collection is a collection of Version instances and implements the sort
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// interface. See the sort package for more details.
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// https://golang.org/pkg/sort/
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type Collection []*Version
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// Len returns the length of a collection. The number of Version instances
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// on the slice.
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func (c Collection) Len() int {
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	return len(c)
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}
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// Less is needed for the sort interface to compare two Version objects on the
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// slice. If checks if one is less than the other.
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func (c Collection) Less(i, j int) bool {
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	return c[i].LessThan(c[j])
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}
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// Swap is needed for the sort interface to replace the Version objects
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// at two different positions in the slice.
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func (c Collection) Swap(i, j int) {
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	c[i], c[j] = c[j], c[i]
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}
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