Function platformV1ToPlatformComparable

copy/multiple.go:57–70

Converts imgspecv1.Platform to a comparable format.

(platform *imgspecv1.Platform)

// Converts imgspecv1.Platform to a comparable format.
func platformV1ToPlatformComparable(platform *imgspecv1.Platform) platformComparable {
	if platform == nil {
		return platformComparable{}
	}
	osFeatures := slices.Clone(platform.OSFeatures)
	sort.Strings(osFeatures)
	return platformComparable{architecture: platform.Architecture,
		os: platform.OS,
		// This is strictly speaking ambiguous, fields of OSFeatures can contain a ','. Probably good enough for now.
		osFeatures: strings.Join(osFeatures, ","),
		osVersion:  platform.OSVersion,
		variant:    platform.Variant,
	}
}

// platformCompressionMap prepares a mapping of platformComparable -> CompressionAlgorithmNames for given digests
func platformCompressionMap(list internalManifest.List, instanceDigests []digest.Digest) (map[platformComparable]*set.Set[string], error) {