Function getPlatformManifest

integration/client/export_test.go:322–346

(ctx context.Context, cs content.Store, target ocispec.Descriptor, platform platforms.MatchComparer)

}

func getPlatformManifest(ctx context.Context, cs content.Store, target ocispec.Descriptor, platform platforms.MatchComparer) (ocispec.Descriptor, error) {
	mfst, err := images.LimitManifests(images.HandlerFunc(func(ctx context.Context, desc ocispec.Descriptor) ([]ocispec.Descriptor, error) {
		children, err := images.Children(ctx, cs, desc)
		if !images.IsManifestType(desc.MediaType) {
			return children, err
		}

		if err != nil {
			if errdefs.IsNotFound(err) {
				return nil, images.ErrSkipDesc
			}
			return nil, err
		}

		return children, nil
	}), platform, 1)(ctx, target)

	if err != nil {
		return ocispec.Descriptor{}, err
	}
	if len(mfst) == 0 {
		return ocispec.Descriptor{}, errdefs.ErrNotFound
	}
	return mfst[0], nil
}

func assertOCITar(t *testing.T, r io.Reader, docker bool) {
	t.Helper()