Function completeClusters

internal/cmd/plugin/plugin.go:175–206

completeClusters is mainly used inside the unit tests

(
	ctx context.Context,
	cli client.Client,
	namespace string,
	args []string,
	toComplete string,
)

// completeClusters is mainly used inside the unit tests
func completeClusters(
	ctx context.Context,
	cli client.Client,
	namespace string,
	args []string,
	toComplete string,
) []string {
	var clusters apiv1.ClusterList

	// Since all our commands work on one cluster, if we already have one in the list
	// we just return an empty set of strings
	if len(args) == 1 {
		return []string{}
	}

	// Get the cluster lists object if error we just return empty array string
	if err := cli.List(ctx, &clusters, client.InNamespace(namespace)); err != nil {
		// We can't list the clusters, so we cannot provide any completion.
		// Unfortunately there's no way for us to provide an error message
		// notifying the user of what is happening.
		return []string{}
	}

	clustersNames := make([]string, 0, len(clusters.Items))
	for _, cluster := range clusters.Items {
		if len(toComplete) == 0 || strings.HasPrefix(cluster.Name, toComplete) {
			clustersNames = append(clustersNames, cluster.Name)
		}
	}

	return clustersNames
}

// CompleteClusters will complete the cluster name when necessary getting the list from the current namespace
func CompleteClusters(ctx context.Context, args []string, toComplete string) []string {