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Make version more flexible to allow kapp to be used as a library #897

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merged 1 commit into from
Mar 11, 2024
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Make version more flexible to allow kapp to be used as a library #897

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35 changes: 34 additions & 1 deletion pkg/kapp/version/version.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3,4 +3,37 @@

package version

var Version = "develop"
import "runtime/debug"

var (
// Version can be set via:
// -ldflags="-X 'github.com/vmware-tanzu/carvel-kapp/pkg/kapp/version.Version=$TAG'"
defaultVersion = "develop"
Version = ""
moduleName = "github.com/vmware-tanzu/carvel-kapp"
)

func init() {
Version = version()
}

func version() string {
if Version != "" {
// Version was set via ldflags, just return it.
return Version
}

info, ok := debug.ReadBuildInfo()
if !ok {
return defaultVersion
}

// Anything else.
for _, dep := range info.Deps {
if dep.Path == moduleName {
return dep.Version
}
}

return defaultVersion
}