Adding utility functions - IsNameOnly and WithDefaultTag
Signed-off-by: Nishant Totla <nishanttotla@gmail.com>
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2 changed files with 34 additions and 0 deletions
12
reference/helpers.go
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12
reference/helpers.go
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package reference
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// IsNameOnly returns true if reference only contains a repo name.
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func IsNameOnly(ref Named) bool {
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if _, ok := ref.(NamedTagged); ok {
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return false
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}
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if _, ok := ref.(Canonical); ok {
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return false
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}
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return true
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}
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22
reference/normalize.go
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22
reference/normalize.go
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package reference
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var (
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defaultTag = "latest"
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)
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// EnsureTagged adds the default tag "latest" to a reference if it only has
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// a repo name.
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func EnsureTagged(ref Named) NamedTagged {
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namedTagged, ok := ref.(NamedTagged)
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if !ok {
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namedTagged, err := WithTag(ref, defaultTag)
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if err != nil {
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// Default tag must be valid, to create a NamedTagged
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// type with non-validated input the WithTag function
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// should be used instead
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panic(err)
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}
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return namedTagged
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}
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return namedTagged
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}
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