Function pruneFn

cli/command/network/prune.go:99–110

pruneFn calls the Network Prune API for use in "docker system prune" and returns the amount of space reclaimed and a detailed output string.

(ctx context.Context, dockerCLI command.Cli, options pruner.PruneOptions)

// pruneFn calls the Network Prune API for use in "docker system prune"
// and returns the amount of space reclaimed and a detailed output string.
func pruneFn(ctx context.Context, dockerCLI command.Cli, options pruner.PruneOptions) (uint64, string, error) {
	if !options.Confirmed {
		// Dry-run: perform validation and produce confirmation before pruning.
		confirmMsg := "all networks not used by at least one container"
		return 0, confirmMsg, cancelledErr{errors.New("network prune has been cancelled")}
	}
	output, err := runPrune(ctx, dockerCLI, pruneOptions{
		force:  true,
		filter: options.Filter,
	})
	return 0, output, err
}